led_plex/main.asm

   1 ; main file of led_plex project
   2 ;
   3 ; author: hackbard@hackdaworld.org
   4 ;
   5
   6 ; device specific definition file
   7 .include "../include/tn2313def.inc"
   8
   9 ; defines
  10 .def    tmp1            = r16
  11 .def    tmp2            = r17
  12 .def    uart_rxtx       = r18
  13
  14 ;
  15 ; interrupts
  16 ;
  17
  18 ; RESET
  19 rjmp INIT
  20
  21 ; INT0
  22 reti
  23
  24 ; INT1
  25 reti
  26
  27 ; T1 CAPT1
  28 reti
  29
  30 ; T1 COMP A
  31 reti
  32
  33 ; T1 OVF1
  34 rjmp T1_OVF1
  35
  36 ; T0 OVF0
  37 rjmp T0_OVF0
  38
  39 ; UART RX
  40 rjmp UART_RX
  41
  42 ; UART UDRE
  43 reti
  44
  45 ; UART TX
  46 reti
  47
  48 ; ANA COMP
  49 reti
  50
  51 ; PCINT
  52 reti
  53
  54 ; T1 COMP B
  55 reti
  56
  57 ; T0 COMP A
  58 reti
  59
  60 ; T0 COMP B
  61 reti
  62
  63 ; USI START
  64 reti
  65
  66 ; USI OVF
  67 reti
  68
  69 ; EE READY
  70 reti
  71
  72 ; WDT OVF
  73 reti
  74
  75
  76 ; include control defines
  77 .include "ctrl.def"
  78
  79 RESET:
  80 INIT:
  81
  82         ; port init
  83         rcall PORT_INIT
  84
  85         ; timer init
  86         rcall TIMER_INIT
  87
  88         ; uart init
  89         rcall UART_INIT
  90
  91         ; uart interrupt enable
  92         rcall UART_INT_RX_INIT
  93
  94         ; set stackpointer
  95         ldi tmp1,low(RAMEND)
  96         out SPL,tmp1
  97
  98         ; global interrupt enable
  99         ;sei
 100
 101         ; signal ready output
 102         ldi uart_rxtx,0x23
 103         rcall UART_TX
 104
 105 MAIN:
 106
 107         ; loop forever
 108         rjmp MAIN
 109
 110
 111 ; include subroutines
 112 .include "port.asm"
 113 .include "timer.asm"
 114 .include "uart.asm"
 115
 116
 117 ;
 118 ; interrupt routines
 119 ;
 120
 121 T1_OVF1:
 122         reti
 123
 124 T0_OVF0:
 125         reti
 126
 127 UART_RX:
 128         reti
 129