153 lines
3.3 KiB
Plaintext
153 lines
3.3 KiB
Plaintext
.segment "CODE"
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.include "system/system.h65"
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;********************************************************************************
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; Modules
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;********************************************************************************
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; LCD
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; .include "utility.asm6502"
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LCD_IO = IO1
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.include "lcd.s65"
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; Keypad Reading
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KP_IO = IO1
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.include "keypad.s65"
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; Printer
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.include "printer.s65"
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; Digital Humidity and Temerature Sensor
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; .include "dht.s65"
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;********************************************************************************
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; Interrupts
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;********************************************************************************
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nmi:
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lda #'%'
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jsr _lcd_char
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rti
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irq:
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; lda IFR2 todo: verify that the line below does the same thing
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lda IO2+IO_IFR
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sta 0
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; todo: decide wether to read keypad or dht
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ora #%10100000
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; jsr lcd_char ;TODO: Remove
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jsr kp_read
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rti
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; bbs1 0,irq_keypad
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lda #'-'
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jsr _lcd_char
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; bbs4 0,irq_dht
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; bbs6 0,irq_dht
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rti
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irq_keypad:
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jsr kp_read
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rti
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irq_dht:
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lda IO1 + IO_T1CL ;T1L2 ; clear interrupt flag
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; jsr dht_irq
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rti
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;********************************************************************************
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; Reset sequence
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;********************************************************************************
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reset:
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lda #%11111111
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sta IO1 + IO_DDRA
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.macro SET_DEBUG_LED_OFF
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lda #%00000000
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sta IO1 + IO_RANH
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.endmacro
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.macro SET_DEBUG_LED_ON
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lda #%11111111
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sta IO1 + IO_RANH
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.endmacro
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; SET_DEBUG_LED_OFF
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jsr lcd_init
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; .repeat 1000
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; nop
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; .endrepeat
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; SET_DEBUG_LED_ON
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jsr kp_init
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; SET_DEBUG_LED_OFF
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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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; enable interrupts
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cli
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.proc return_home
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Print message_menu
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; @return_home:
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; lda menu,x
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; beq @return_home_done
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; sta TO_PRINT,x
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; jsr _lcd_char
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; inx
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; bra @return_home
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; @return_home_done:
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; jsr lcd_print_clear
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.endproc
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.proc home
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; SET_DEBUG_LED_ON
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jsr kb_read
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beq home
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cmp #'A'
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jeq printer
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cmp #'B'
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; jeq dht_request
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cmp #'C'
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jeq print_1
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cmp #'D'
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jeq print_2
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cmp #'*' ; print home menu again if not visible (message 1 and 2 jmp to home)
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beq return_home
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; .repeat 500
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; nop
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; .endrepeat
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; SET_DEBUG_LED_OFF
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; .repeat 500
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; nop
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; .endrepeat
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jmp home
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.endproc
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print_1:
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Print message_1
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jmp home
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print_2:
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Print message_2
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jmp home
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.segment "RODATA"
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message_1: .asciiz " Powered by ......6502...... **** www.quintern.xyz"
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message_2: .asciiz " Danke fuer eure Aufmerksamkeit ;) "
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message_menu:
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.byte "<A> Printer "
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.byte "<B> Temperatur "
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.byte "<C> Text 1 "
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.asciiz "<D> Text 2 "
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.segment "CODE"
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;********************************************************************************
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; reset vector
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;********************************************************************************
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.segment "RESET_VECTOR"
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.word nmi
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.word reset
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.word irq
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