Initial import.

2023-01-16 23:12:09 +01:00
commit 112e15e41b
206 changed files with 286976 additions and 0 deletions
--- a/avr/main.asm
+++ b/avr/main.asm
@@ -0,0 +1,193 @@
+.nolist
+.include "include/tn84def.inc" ; Define device ATtiny84
+.list
+
+
+
+; ***************************************************************************
+; code segment
+
+.cseg
+.org 000000
+
+; ***************************************************************************
+; Reset and interrupt vectors
+
+	rjmp main ; Reset vector
+	reti ; EXT_INT0
+	reti ; PCI0
+	reti ; PCI1
+	reti ; WATCHDOG
+	reti ; ICP1
+	reti ; OC1A
+	reti ; OC1B
+	reti ; OVF1
+        rjmp timerIrqOC0A ; OC0A
+	reti ; OC0B
+	reti ; OVF0
+	reti ; ACI
+	reti ; ADCC
+	reti ; ERDY
+	reti ; USI_STR
+	reti ; USI_OVF
+
+
+
+; ***************************************************************************
+; includes
+
+.include "timer.asm"
+.include "led.asm"
+.include "utils.asm"
+
+
+
+; ***************************************************************************
+; data in SRAM
+
+.dseg
+
+ledA3Sram:   .byte LED_SRAM_SIZE
+
+
+
+; ***************************************************************************
+; data in FLASH
+
+.cseg
+
+ledA3Flash:   .db DDRA+0x20, PORTA+0x20, PINA+0x20, (1<<PORTA3)
+
+blinkPattern:  .db 5, 5, 5, 5, 5, 10, 0xff, 0xff   ; 3 short blinks, 1s pause, restart
+
+
+
+
+
+main:
+  ; setup stack
+  .ifdef SPH               ; if SPH is defined
+    ldi r16, High(RAMEND)
+    out SPH, r16           ; init MSB stack pointer
+  .endif
+  ldi r16, Low(RAMEND)
+  out SPL, r16             ; init LSB stack pointer
+  
+  rcall initModules
+  sei ; Enable interrupts
+
+  ldi xl, LOW(blinkPattern)  ; debug: set blink pattern
+  ldi xh, HIGH(blinkPattern)
+  ldi zl, LOW(ledA3Flash)
+  ldi zh, HIGH(ledA3Flash)
+  ldi yl, LOW(ledA3Sram)
+  ldi yh, HIGH(ledA3Sram)
+  rcall Led_SetPattern
+  
+main_loop:
+    rcall runModulesUntilIdle
+;    sbi DDRA, PORTA2 ; debug
+;    sbi PINA, PORTA2 ; debug (toggle)
+;    cbi PORTA, PORTA2 ; debug (on)
+;    sbi PORTA, PORTA2 ; debug (off)
+  
+    ; only modify SE, SM1 and SM0
+    in r16, MCUCR
+    ldi r17, (1<<SE) | (1<<SM1) | (1<<SM0)
+    neg r17
+    and r16, r17
+    ori r16, (1<<SE)           ; sleep mode "idle", enable
+    out MCUCR, r16
+    sleep                      ; sleep, wait for interrupt
+  rjmp main_loop
+
+
+
+
+; ***************************************************************************
+; initModules
+;
+; Call init functions of the used modules. Add your routine calls here.
+;
+; IN:
+; - nothing
+; OUT:
+; - nothing
+; USED: depending on called routines
+
+initModules:
+  rcall Timer_Init
+
+  ldi zl, LOW(ledA3Flash)
+  ldi zh, HIGH(ledA3Flash)
+  ldi yl, LOW(ledA3Sram)
+  ldi yh, HIGH(ledA3Sram)
+  rcall Led_Init
+  ret
+
+
+
+; ***************************************************************************
+; runModulesUntilIdle
+;
+; Call run functions of the used modules. Add your routine calls here.
+;
+; IN:
+; - nothing
+; OUT:
+; - nothing
+; USED: depending on called routines
+
+runModulesUntilIdle:
+
+runModulesUntilIdle_Timer:       ; repeat this block for every run function
+    rcall Timer_Run              ;
+  brcs runModulesUntilIdle_Timer ;
+
+  ret
+
+
+
+; ***************************************************************************
+; onEvery100ms
+;
+; Called every 100ms. Add your routine calls here.
+;
+; IN:
+; - nothing
+; OUT:
+; - nothing
+; USED: depending on called routines
+
+onEvery100ms:
+  ; ticker for LED module
+  ldi zl, LOW(ledA3Flash)
+  ldi zh, HIGH(ledA3Flash)
+  ldi yl, LOW(ledA3Sram)
+  ldi yh, HIGH(ledA3Sram)
+  rcall Led_Tick
+
+  ; add more calls here
+  
+  ret
+
+
+
+; ***************************************************************************
+; onEverySecond
+;
+; Called every second. Add your routine calls here.
+;
+; IN:
+; - nothing
+; OUT:
+; - nothing
+; USED: depending on called routines
+
+onEverySecond:
+  ret
+
+
+
+
+