wip keyboard
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81
main.s65
81
main.s65
@ -1,34 +1,11 @@
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.include "system/system.h65"
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.include "string.h65"
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.export home,homeloop
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.import printer:absolute
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.import spi_menu:absolute
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.code
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.macro DEBUG_LED_OFF nr
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pha
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lda IO1 + IO::RA
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.if nr = 0
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and #%11111110
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.else
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and #%11111101
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.endif
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sta IO1 + IO::RA
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pla
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.endmacro
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.macro DEBUG_LED_ON nr
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pha
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lda IO1 + IO::RA
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.if nr = 0
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ora #%00000001
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.else
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ora #%00000010
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.endif
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sta IO1 + IO::RA
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pla
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.endmacro
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;********************************************************************************
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; Modules
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;********************************************************************************
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@ -62,12 +39,14 @@ nmi:
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rti
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irq:
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; read IRFs, while bit 7 ist set handle interrupts
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; DEBUG_LED_ON 2
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@irq_io1:
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lda IO1 + IO::IFR
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sta irq_via_ifr
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bbr7 irq_via_ifr,@irq_io1 ; skip
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bbr7 irq_via_ifr,@irq_io2 ; skip
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bbs2 irq_via_ifr,@irq_kb1 ; shit reg -> first 8 bits
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bbs5 irq_via_ifr,@irq_kb2 ; timer -> last 3 bits
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bra @irq_unknown
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@irq_io2:
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lda IO2 + IO::IFR
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sta irq_via_ifr
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@ -75,6 +54,7 @@ irq:
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bbs2 irq_via_ifr,@irq_spi_p ; check SR
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bbs1 irq_via_ifr,@irq_keypad ; check CA1
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@irq_unknown:
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; this SHOULD never be reached
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jsr lcd::clear
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Print "Unknown IRQ"
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@ -87,13 +67,16 @@ irq:
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jsr kp::read_irq
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bra @irq_return
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@irq_spi_p:
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JsrIndirect (spi_p::irq_handler), @irq_return
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jsr spi_p::irq_read_byte
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bra @irq_return
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; jmp (spi_p::irq_handler)
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; JsrIndirect (spi_p::irq_handler), @irq_return
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@irq_kb1:
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Print "$3000"
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; Print "$3000"
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jsr $3000
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bra @irq_return
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@irq_kb2:
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Print "$3100"
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; Print "$3100"
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jsr $3100
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bra @irq_return
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; @irq_dht:
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@ -114,25 +97,20 @@ reset:
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sta IO1 + IO::DDRA
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DEBUG_LED_OFF 0
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DEBUG_LED_OFF 1
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DEBUG_LED_OFF 1
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jsr kp::init
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SetCustomChar chars::CAT,0
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SetCustomChar chars::SMILEY,1
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SetCustomChar chars::SMILEY_XD,2
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DEBUG_LED_ON 0
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jsr spi_p::init
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DEBUG_LED_ON 1
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; ; INIT DHT
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; lda #%11000010 ; enable interrupt for Timer 1 and CA1 on IO2
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; sta IER2
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; lda #%00111111 ; set Timer 1 to interrupt when loaded
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; and ACR2
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; sta ACR2
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; lda #%00000001 ; set PCR2 bit 0 CA1 pos edge interrupt
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; ora PCR2
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; sta PCR2
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; stz DHT_STATUS
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; SetCustomChar chars::CAT,0
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; SetCustomChar chars::SMILEY,1
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; SetCustomChar chars::SMILEY_XD,2
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; DEBUG_LED_ON 2
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; enable interrupts
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cli
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@ -170,9 +148,14 @@ reset:
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cmp #'5'
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beq @debug1_off
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cmp #'7'
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beq @debug2_on
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cmp #'8'
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beq @debug2_off
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cmp #'9'
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beq @print_rb
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cmp #'*' ; print home menu again if not visible (message 1 and 2 jmp to home)
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beq home
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wai
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jmp @loop
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@debug0_off:
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@ -187,6 +170,12 @@ reset:
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@debug1_on:
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DEBUG_LED_ON 1
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jmp @loop
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@debug2_off:
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DEBUG_LED_OFF 2
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jmp @loop
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@debug2_on:
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DEBUG_LED_ON 2
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jmp @loop
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@print_rb:
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jsr lcd::clear
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Print str_io2
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@ -215,10 +204,10 @@ message_1:
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.byte " **** "
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.asciiz "www.quintern.xyz"
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message_2:
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.byte " Hello "
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.byte " there "
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.byte " <3 "
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.asciiz "================"
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.byte "0123456789=!?#+*"
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.byte "ABCDEFGHIJKLMNOP"
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.byte "QRSTUVWXYZÖÄÜß-_"
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.asciiz "{[(<>)]}$%&/,;.:"
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message_menu:
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.byte "<A> Printer "
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; .byte "<B> Temperatur "
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304
spicode.s65
304
spicode.s65
@ -20,16 +20,10 @@ CODE_START:
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jsr lcd::clear
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lda #'$'
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jsr lcd::print_char
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; stz kp::_DEBUG_VAL
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; @loop:
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; lda kp::_DEBUG_VAL
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; beq @loop
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; stz kp::_DEBUG_VAL
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; cmp #'*'
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; jeq homeloop
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; jsr lcd::print_char
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; bra @loop
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; jmp homeloop
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DEBUG_LED_OFF 0
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DEBUG_LED_OFF 1
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DEBUG_LED_OFF 2
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lda #<kb_irq1
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sta ARG0
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@ -39,7 +33,7 @@ CODE_START:
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sta ARG2
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lda #>$3000
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sta ARG3
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ldy #20
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ldy #10
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jsr memcopy
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lda #<kb_irq2
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@ -50,16 +44,16 @@ CODE_START:
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sta ARG2
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lda #>$3100
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sta ARG3
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ldy #20
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ldy #10
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jsr memcopy
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lda #'?'
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jsr lcd::print_char
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; PrintNC $3000
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jsr kb::init
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stz kb::status
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lda #'%'
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jsr lcd::print_char
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@ -67,8 +61,41 @@ CODE_START:
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ldy #0
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@loop:
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wai
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lda kb::scancode
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beq @noscancode
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jsr process_scancode
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stz kb::scancode
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lda char
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beq @onlykeycode
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Strf fmt_codechar,out_str,keycode,kb::status,char
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PrintNC out_str
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stz char
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stz keycode
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bra @noscancode
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@onlykeycode:
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lda keycode
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beq @noscancode
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Strf fmt_code,out_str,keycode,keycode_flags
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PrintNC out_str
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stz keycode
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@noscancode:
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bbr5 kb::status, @shift_off
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@shift_on:
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DEBUG_LED_ON 0
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bra @check_caps
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@shift_off:
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DEBUG_LED_OFF 0
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@check_caps:
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bbr4 kb::status, @caps_off
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@caps_on:
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DEBUG_LED_ON 2
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bra @read_keypad
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@caps_off:
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DEBUG_LED_OFF 2
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@read_keypad:
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lda kp::_DEBUG_VAL
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beq @loop
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jeq @loop
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stz kp::_DEBUG_VAL
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cmp #'*'
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jeq homeloop
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@ -85,125 +112,45 @@ CODE_START:
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cmp #'C'
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beq @lC
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jsr lcd::print_char
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bra @loop
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jmp @loop
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@l1:
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; jsr irq_on_shift_reg
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jsr $3000
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lda #'*'
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jsr lcd::print_char
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bra @loop
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jmp @loop
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@l2:
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; jsr irq_on_timer
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jsr $3100
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lda #'#'
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jsr lcd::print_char
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bra @loop
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jmp @loop
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@l3:
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lda $3000,y
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jsr lcd::print_char
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iny
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bra @loop
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jmp @loop
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@lA:
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lda kb::KB_IO + IO::SR
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jsr lcd::print_char
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bra @loop
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jmp @loop
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@lB:
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Strf fmt_str, out_str, kb::keycode
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; Printf "kc%x;", out_str, kb::scancode
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jsr lcd::clear
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ldx out_idx
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lda #0
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sta out_str,x
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Print out_str
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bra @loop
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stz out_idx
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jmp @loop
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@lC:
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jsr lcd::clear
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bra @loop
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jmp @loop
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; .proc kbinit
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; lda #'['
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; jsr lcd::print_char
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; ; - use the shift register interrupts to read the first 8 bits
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; ; set shift register to shift in under external clock on CB1
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; ; - configure timer for timing the read of the last 3 bits
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; ; timer 2 one shot mode is sufficient, leaves T1 available
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; lda #(IO::ACR::SR_SIN_PHIE | IO::ACR::T2_IRQ_LOAD)
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; tsb kb::KB_IO + IO::ACR
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; ; the 3 last bits take about 230us, at @1MHz => wait 230 cycles and then the shift register
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; lda #230
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; sta kb::KB_IO + IO::T2CL
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; stz key_read
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; stz key_read+1
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; ; enable SR interrupts
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; lda #(IO::IRQ::IRQ | IO::IRQ::SR)
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; sta kb::KB_IO + IO::IER
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; ; load SR to reset
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; lda kb::KB_IO + IO::SR
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; lda #']'
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; jsr lcd::print_char
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; rts
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; .endproc
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; ;; @details
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; ;; IO::SR has to be read before the next bit is shifted in, which happens ~75us after the irq
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; ;; at 1MHz, handlings this interrupt takes about 50us (without any additional debug code), so it should work
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; .proc irq_on_shift_reg
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; ; lda #'{'
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; ; jsr lcd::print_char
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; lda kb::KB_IO + IO::SR
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; sta key_read
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; stz kb::KB_IO + IO::SR
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; ; disable SR interrupts
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; lda #IO::IRQ::SR
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; sta kb::KB_IO + IO::IER
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; ; enable timer interrupts
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; lda #(IO::IRQ::IRQ | IO::IRQ::T2)
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; sta kb::KB_IO + IO::IER
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; ; start timer
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; lda #1
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; sta kb::KB_IO + IO::T2CH
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; ; lda #'}'
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; ; jsr lcd::print_char
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; rts
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; .endproc
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.proc irq_timer_handler
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; lda #'<'
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; jsr lcd::print_char
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lda kb::KB_IO + IO::SR
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sta kb::key_read + 1
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lda kb::KB_IO + IO::T2CL ; clear interrupt flag
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; disable timer interrupts
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lda #(IO::IRQ::T2)
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sta kb::KB_IO + IO::IER
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; enable shift register interrupts
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lda #(IO::IRQ::IRQ | IO::IRQ::SR)
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sta kb::KB_IO + IO::IER
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; reset SR
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stz kb::KB_IO + IO::SR
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; lda #'|'
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; rotate bit 2 (last bit of keycode) into the carry
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ror
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ror
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ror
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lda kb::key_read ; not affecting carry
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rol ; rotate carry into byte, rotate startbit into carry
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; TODO byte is inverted, maybe consider wasting 256 bytes for a bit reverse lookup table?
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sta kb::keycode
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Strf fmt_str2, out_str, kb::keycode, kb::key_read, kb::key_read+1
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PrintNC out_str
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stz kb::key_read
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stz kb::key_read+1
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rts
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.endproc
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; key_read: .res 2
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; keycode: .res 1
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; scancode: .res 1
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kb_irq1:
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; lda #'!'
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; jsr lcd::print_char
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@ -216,13 +163,142 @@ kb_irq2:
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; lda #'?'
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; jsr lcd::print_char
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; jsr kb::on_timer_irq
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jsr irq_timer_handler
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jsr kb::irq_timer_handler
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; lda #';'
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; jsr lcd::print_char
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rts
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.byte '@'
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out_str: .res 40
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fmt_str: .asciiz "kc%x;"
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fmt_str2: .asciiz "kc%x-%x-%x; "
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.proc process_scancode
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; DEBUG_LED_OFF 1
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; check how this scancode needs to be interpreted
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ldx kb::scancode
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bit kb::status
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jmi release_key ; bit 7 set
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bvs @twobytecode ; bit 6 set
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; DEBUG_LED_ON 1
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; check mods
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cpx #kb::K_RELEASE
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beq @code_release
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cpx #kb::K::LEFTSHIFT
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beq @code_shift
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cpx #kb::K::RIGHTSHIFT
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beq @code_shift
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cpx #kb::K_TWOBYTE
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beq @code_twobytecode
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cpx #kb::K::CAPSLOCK
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beq @code_capslock
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; a real keycode and not a released keycode, twobyte or release scancode
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stz keycode_flags
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stx keycode
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cmp #$62 ; $61 is the largest ascii scancode
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bcs @special
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bbs5 kb::status,@modshift ; if shift active
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@nomod:
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lda kb::CHARS_NOMOD,x
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beq @special
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@char: ; order which is fastet most of the time (lowercase characters)
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sta char
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rts
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@modshift:
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lda kb::CHARS_MODSHIFT,x
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bne @char
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@special:
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rts
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@code_release: ; set release
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smb7 kb::status
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rts
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@code_twobytecode: ; set twobytecode
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smb6 kb::status
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rts
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@code_shift: ; process shift
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bbs4 kb::status, @unset_shift ; unset shift when capslock is on
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@set_shift:
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smb5 kb::status
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rts
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@unset_shift:
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rmb5 kb::status
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rts
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@code_capslock: ; toggle capslock & shift
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bbs1 kb::status, @rts ; ignore if held
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lda kb::status
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ora #(kb::STATUS::CAPSLOCK_HELD)
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; toggle and capslock shift
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eor #(kb::STATUS::CAPSLOCK | kb::STATUS::SHIFT)
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sta kb::status
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rts
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@code_rightalt: ; set rightalt
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smb3 kb::status
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rts
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@code_numlock: ; set numlock
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smb2 kb::status
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rts
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@twobytecode:
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rmb6 kb::status ; unset twobytecode
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; check mods
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cpx #kb::K2::RIGHTALT
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beq @code_rightalt
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lda #kb::STATUS::TWOBYTE
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sta keycode_flags
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stx keycode
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@rts:
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rts
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.endproc
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;; @param S: The status register must be set through `bit kb::status`
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;; @param X: The scancode
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.proc release_key
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bvs @twobytecode
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rmb7 kb::status
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; check mods
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cpx #kb::K_TWOBYTE
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beq @code_twobytecode
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cpx #kb::K::LEFTSHIFT
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beq @code_shift
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cpx #kb::K::RIGHTSHIFT
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beq @code_shift
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cpx #kb::K::CAPSLOCK
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beq @code_capslock
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; no need to process capslock - it gets toggled when pressed
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rts
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@code_twobytecode: ; unset special
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rmb6 kb::status
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rts
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@code_shift: ; process shift
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bbs4 kb::status, @code_shift_caps ; set shift when capslock is on
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rmb5 kb::status ; unset if capslock is off
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rts
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@code_shift_caps:
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smb5 kb::status
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rts
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@code_capslock: ; unset CAPSLOCK_HELD
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rmb1 kb::status
|
||||
rts
|
||||
@code_rightalt: ; unset rightalt
|
||||
rmb3 kb::status
|
||||
rts
|
||||
@code_numlock: ; unset numlock
|
||||
rmb2 kb::status
|
||||
rts
|
||||
|
||||
@twobytecode:
|
||||
rmb6 kb::status ; unset twobytecode
|
||||
; check mods
|
||||
cpx #kb::K2::RIGHTALT
|
||||
beq @code_rightalt
|
||||
rts
|
||||
.endproc
|
||||
|
||||
out_idx: .res 1
|
||||
out_str: .res 40
|
||||
char: .res 1
|
||||
keycode: .res 1
|
||||
keycode_flags: .res 1
|
||||
fmt_codechar: .asciiz "%x %x %c "
|
||||
fmt_code: .asciiz "%x %x "
|
||||
|
||||
@ -3,7 +3,7 @@
|
||||
;; @type drive
|
||||
;; @details:
|
||||
;; Support for a PS2 Keyboard using the shift register of a 6522 VIA
|
||||
;; Pressing a key causes 11 bits to be sent: 1 start - 8 keycode - 1 parity - 1 stop
|
||||
;; Pressing a key causes 11 bits to be sent: 1 start - 8 scancode - 1 parity - 1 stop
|
||||
;; The VIA is set up to interrupt after 8 bits have been shifted into the shift register
|
||||
;; from the external clock pulses of the keyboard (additional hardware required to
|
||||
;; address the hardware bug of the VIA, where bit get lost when the external clock
|
||||
@ -16,8 +16,136 @@ INCLUDE_KEYBOARD = 1
|
||||
.include "system.h65"
|
||||
|
||||
.scope kb
|
||||
Import kb,init,irq_shift_reg_handler,irq_timer_handler,keycode,key_read
|
||||
Import kb,init,irq_shift_reg_handler,irq_timer_handler,scancode,key_read
|
||||
Import kb, CHARS_NOMOD, CHARS_MODSHIFT
|
||||
ImportZp kb,status
|
||||
KB_IO = IO1
|
||||
|
||||
.enum STATUS
|
||||
RELEASE = %10000000
|
||||
TWOBYTE = %01000000
|
||||
SHIFT = %00100000
|
||||
CAPSLOCK = %00010000
|
||||
CAPSLOCK_HELD = %00000010
|
||||
RIGHTALT = %00001000
|
||||
NUMLOCK = %00000100
|
||||
.endenum
|
||||
|
||||
K_TWOBYTE = $E0
|
||||
K_RELEASE = $F0
|
||||
|
||||
.enum K
|
||||
F9 = $01
|
||||
F5 = $03
|
||||
F3 = $04
|
||||
F1 = $05
|
||||
F2 = $06
|
||||
F12 = $07
|
||||
F10 = $09
|
||||
F8 = $0A
|
||||
F6 = $0B
|
||||
F4 = $0C
|
||||
TAB = $0D
|
||||
GRAVE = $0E
|
||||
LEFTALT = $11
|
||||
LEFTSHIFT = $12
|
||||
LEFTCTRL = $14
|
||||
K_Q = $15
|
||||
K_1 = $16
|
||||
K_Y = $1A
|
||||
K_S = $1B
|
||||
K_A = $1C
|
||||
K_W = $1D
|
||||
K_2 = $1E
|
||||
K_C = $21
|
||||
K_X = $22
|
||||
K_D = $23
|
||||
K_E = $24
|
||||
K_4 = $25
|
||||
K_3 = $26
|
||||
SPACE = $29
|
||||
K_V = $2A
|
||||
K_F = $2B
|
||||
K_T = $2C
|
||||
K_R = $2D
|
||||
K_5 = $2E
|
||||
K_N = $31
|
||||
K_B = $32
|
||||
K_H = $33
|
||||
K_G = $34
|
||||
K_Z = $35
|
||||
K_6 = $36
|
||||
K_M = $3A
|
||||
K_J = $3B
|
||||
K_U = $3C
|
||||
K_7 = $3D
|
||||
K_8 = $3E
|
||||
COMMA = $41
|
||||
K_K = $42
|
||||
K_I = $43
|
||||
K_O = $44
|
||||
K_0 = $45
|
||||
K_9 = $46
|
||||
DOT = $49
|
||||
DASH = $4A
|
||||
K_L = $4B
|
||||
OUML = $4C
|
||||
K_P = $4D
|
||||
SSHARP = $4E
|
||||
AUML = $52
|
||||
UUML = $54
|
||||
BACKTICK = $55
|
||||
CAPSLOCK = $58
|
||||
RIGHTSHIFT = $59
|
||||
ENTER = $5A
|
||||
PLUS = $5B
|
||||
HASH = $5D
|
||||
LESSTHAN = $61
|
||||
BACKSPACE = $66
|
||||
KP1 = $69
|
||||
KP4 = $6B
|
||||
KP7 = $6C
|
||||
KP0 = $70
|
||||
KPDOT = $71
|
||||
KP2 = $72
|
||||
KP5 = $73
|
||||
KP6 = $74
|
||||
KP8 = $75
|
||||
ESCAPE = $76
|
||||
NUMLOCK = $77
|
||||
F11 = $78
|
||||
KPPLUS = $79
|
||||
KP3 = $7A
|
||||
KPMINUS = $7B
|
||||
KPASTERISK = $7C
|
||||
KP9 = $7D
|
||||
SCROLLLOCK = $7E
|
||||
F7 = $83
|
||||
.endenum
|
||||
|
||||
.enum K2
|
||||
RIGHTALT = $11
|
||||
RIGHTCTRL = $14
|
||||
LEFTMETA = $1F
|
||||
RIGHTMETA = $27
|
||||
MENU = $2F
|
||||
BREAK = $37
|
||||
SYSRQ = $3F
|
||||
KPDIVIDE = $4A
|
||||
KPENTER = $5A
|
||||
END = $69
|
||||
LEFT = $6B
|
||||
POS1 = $6C
|
||||
INSERT = $70
|
||||
DELETE = $71
|
||||
DOWN = $72
|
||||
RIGHT = $74
|
||||
UP = $75
|
||||
PAGEDOWN = $7A
|
||||
PAGEUP = $7D
|
||||
.endenum
|
||||
|
||||
|
||||
.endscope
|
||||
.endif
|
||||
|
||||
.endif ; guard
|
||||
|
||||
@ -1,11 +1,15 @@
|
||||
.include "keyboard.h65"
|
||||
.include "string.h65"
|
||||
.include "lcd.h65"
|
||||
Export kb,init,irq_shift_reg_handler,irq_timer_handler,keycode,key_read
|
||||
Export kb,init,irq_shift_reg_handler,irq_timer_handler,scancode,key_read
|
||||
Export kb, CHARS_NOMOD, CHARS_MODSHIFT
|
||||
ExportZp kb,status
|
||||
|
||||
.zeropage
|
||||
status:
|
||||
.bss
|
||||
key_read: .res 2
|
||||
keycode: .res 1
|
||||
scancode: .res 1
|
||||
|
||||
.code
|
||||
;;********************************************************************************
|
||||
@ -25,6 +29,8 @@ keycode: .res 1
|
||||
sta kb::KB_IO + IO::T2CL
|
||||
stz key_read
|
||||
stz key_read+1
|
||||
stz scancode
|
||||
stz status
|
||||
|
||||
; enable SR interrupts
|
||||
lda #(IO::IRQ::IRQ | IO::IRQ::SR)
|
||||
@ -60,7 +66,7 @@ keycode: .res 1
|
||||
lda #(IO::IRQ::IRQ | IO::IRQ::T2)
|
||||
sta kb::KB_IO + IO::IER
|
||||
; start timer, low order count already in latch after init
|
||||
lda #1
|
||||
lda #0
|
||||
sta kb::KB_IO + IO::T2CH
|
||||
rts
|
||||
.endproc
|
||||
@ -84,23 +90,49 @@ keycode: .res 1
|
||||
; disable timer interrupts
|
||||
lda #(IO::IRQ::T2)
|
||||
sta kb::KB_IO + IO::IER
|
||||
|
||||
; reset SR
|
||||
; disabling shifting in acr seems necessary to reset - otherwise
|
||||
; it continues counting and interrupts after the first 5 bits of the next keypress
|
||||
lda #(IO::ACR::SR_SIN_PHIE | IO::ACR::T2_IRQ_LOAD)
|
||||
trb kb::KB_IO + IO::ACR
|
||||
tsb kb::KB_IO + IO::ACR
|
||||
stz kb::KB_IO + IO::SR
|
||||
; enable shift register interrupts
|
||||
lda #(IO::IRQ::IRQ | IO::IRQ::SR)
|
||||
sta kb::KB_IO + IO::IER
|
||||
; reset SR
|
||||
stz kb::KB_IO + IO::SR
|
||||
|
||||
; rotate bit 2 (last bit of keycode) into the carry
|
||||
lda key_read+1
|
||||
ror
|
||||
ror
|
||||
ror
|
||||
lda key_read ; not affecting carry
|
||||
rol ; rotate carry into byte, rotate startbit into carry
|
||||
; TODO byte is inverted, maybe consider wasting 256 bytes for a bit reverse lookup table?
|
||||
sta keycode
|
||||
rol ; rotate carry into byte, rotate startbit into carry
|
||||
Reverse A
|
||||
sta scancode
|
||||
|
||||
stz key_read
|
||||
stz key_read+1
|
||||
rts
|
||||
.endproc
|
||||
|
||||
.rodata
|
||||
.align 256
|
||||
CHARS_NOMOD:
|
||||
.byte "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00^\x00"
|
||||
.byte "\x00\x00\x00\x00\x00q1\x00\x00\x00ysaw2\x00"
|
||||
.byte "\x00cxde43\x00\x00 vftr5\x00"
|
||||
.byte "\x00nbhgz6\x00\x00\x00mju78\x00"
|
||||
.byte "\x00,kio09\x00\x00.-l\xEFp\xE2\x00"
|
||||
.byte "\x00\x00\xE1\x00\xF5`\x00\x00\x00\x00\x00\x00\x00#\x00\x00"
|
||||
.byte "\x00<\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
|
||||
.byte "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
|
||||
|
||||
.align 256
|
||||
CHARS_MODSHIFT:
|
||||
.byte "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xDF\x00"
|
||||
.byte "\x00\x00\x00\x00\x00Q!\x00\x00\x00YSAW\"\x00"
|
||||
.byte "\x00CXDE$\xED\x00\x00 VFTR%\x00"
|
||||
.byte "\x00NBHGZ&\x00\x00\x00MJU/(\x00"
|
||||
.byte "\x00;KIO=)\x00\x00:_L\xEFP\xE2\x00"
|
||||
.byte "\x00\x00\xE1\x00\xF5`\x00\x00\x00\x00\x00\x00\x00'\x00\x00"
|
||||
.byte "\x00>\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
|
||||
.byte "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
|
||||
|
||||
@ -67,4 +67,13 @@ IO1 = $6000
|
||||
; IO2: .res 16
|
||||
IO2 = $7000
|
||||
|
||||
; charmappings for the lcd
|
||||
; .charmap 'ü', $F5
|
||||
; .charmap 'Ü', $F5
|
||||
; .charmap 'ö', $EF
|
||||
; .charmap 'Ö', $EF
|
||||
; .charmap 'ä', $E1
|
||||
; .charmap 'Ä', $E1
|
||||
; .charmap 'ß', $E2
|
||||
|
||||
.endif ; include guard
|
||||
|
||||
23
test.s65
23
test.s65
@ -1,8 +1,23 @@
|
||||
.include "system/system.h65"
|
||||
.include "system/lcd.h65"
|
||||
|
||||
.segment "TEST"
|
||||
.macro MaskedWrite2 addr,value,mask
|
||||
lda #value
|
||||
eor addr
|
||||
and #mask
|
||||
eor addr
|
||||
sta addr
|
||||
.endmacro
|
||||
.import __SPI_SIZE__
|
||||
label:
|
||||
JsrIndirect $2022
|
||||
.byte 0,1,2,3,4
|
||||
JsrIndirect {($2022,x)}, label
|
||||
.byte 5,6,7,8,9
|
||||
; JsrIndirect $2022
|
||||
; .byte 0,1,2,3,4
|
||||
; JsrIndirect {($2022,x)}, label
|
||||
; .byte 5,6,7,8,9
|
||||
; MaskedWrite2 lcd::LCD_IO+IO::DDRA, (lcd::RS | lcd::RW | lcd::E), lcd::RA_MASK
|
||||
; lda #(lcd::RS | lcd::RW | lcd::E) ; RA 5-7 output
|
||||
; sta lcd::LCD_IO+IO::DDRA
|
||||
.word __SPI_SIZE__
|
||||
.byte >__SPI_SIZE__
|
||||
.byte <__SPI_SIZE__
|
||||
|
||||
Loading…
Reference in New Issue
Block a user