; ***************************************************************************
; Source file for base system node on AtTiny 84
;
; This is for the maintenance system (i.e. the flash loader).
;
; All definitions and changes should go into this file.
;
;
;                                 AtTiny84
;                                 --------
;                            VCC  1     14  GND
;                            PB0  2     13  PA0
;                            PB1  3     12  PA1  COM-DATA
;                  /RESET    PB3  4     11  PA2
;                  KEY1      PB2  5     10  PA3  LED
;                  COM_ATTN  PA7  6      9  PA4
;                            PA6  7      8  PA5
;                                 --------
;
; ***************************************************************************



.nolist
.include "include/tn84def.inc" ; Define device ATtiny84
.list

.include "defs.asm"



; ***************************************************************************
; defines

; ---------------------------------------------------------------------------
; generic

.equ clock=1000000 ; Define the clock frequency



; ---------------------------------------------------------------------------
; firmware settings including list of modules used

#define FW_TYPE AQHOME_FW_TYPE_ATT84_BASE
#define FW_MAIN_VERSION_HIGH 0
#define FW_MAIN_VERSION_LOW  1


#define BASE_SYSTEM
#define WITH_FLASH

#define MODULES_TIMER
#define MODULES_COM
;#define MODULES_LED
; #define MODULES_TWI_MASTER
; #define MODULES_LCD
; #define MODULES_SI7021


.set MODULES_MASK = 0
#ifdef MODULES_TIMER
.set MODULES_MASK = MODULES_MASK | (1<<AQHOME_FW_MODULE_TIMER)
#endif
#ifdef MODULES_COM
.set MODULES_MASK = MODULES_MASK | (1<<AQHOME_FW_MODULE_COM)
#endif
#ifdef MODULES_LED
.set MODULES_MASK = MODULES_MASK | (1<<AQHOME_FW_MODULE_LED)
#endif
#ifdef MODULES_TWI_MASTER
.set MODULES_MASK = MODULES_MASK | (1<<AQHOME_FW_MODULE_TWIMASTER)
#endif
#ifdef MODULES_LCD
.set MODULES_MASK = MODULES_MASK | (1<<AQHOME_FW_MODULE_LCD)
#endif
#ifdef MODULES_SI7021
.set MODULES_MASK = MODULES_MASK | (1<<AQHOME_FW_MODULE_SI7021)
#endif



; ---------------------------------------------------------------------------
; COM module

.equ COM_BIT_LENGTH      = 52000 ; 104000=9600, 52000=19200, 26000=38400

.equ COM_DDR_DATA        = DDRA
.equ COM_PORT_DATA       = PORTA
.equ COM_PIN_DATA        = PINA
.equ COM_PINNUM_DATA     = PORTA1

.equ COM_DDR_ATTN        = DDRA
.equ COM_PORT_ATTN       = PORTA
.equ COM_PIN_ATTN        = PINA
.equ COM_PINNUM_ATTN     = PORTA7

.equ COM_IRQ_ADDR_ATTN   = PCMSK0
.equ COM_IRQ_BIT_ATTN    = 7              ; bit 7 in PCMSK0
.equ COM_IRQ_GIFR_ATTN   = PCIF0
.equ COM_IRQ_GIMSK_ATTN  = PCIE0



; ***************************************************************************
; code segment

.cseg
.org 000000



; ---------------------------------------------------------------------------
; Reset and interrupt vectors
  rjmp PC+0x20 ; Reset vector
  rjmp PC+0x20 ; EXT_INT0
  rjmp PC+0x20 ; PCI0
  rjmp PC+0x20 ; PCI1
  rjmp PC+0x20 ; WATCHDOG
  rjmp PC+0x20 ; ICP1
  rjmp PC+0x20 ; OC1A
  rjmp PC+0x20 ; OC1B
  rjmp PC+0x20 ; OVF1
  rjmp PC+0x20 ; OC0A
  rjmp PC+0x20 ; OC0B
  rjmp PC+0x20 ; OVF0
  rjmp PC+0x20 ; ACI
  rjmp PC+0x20 ; ADCC
  rjmp PC+0x20 ; ERDY
  rjmp PC+0x20 ; USI_STR
  rjmp PC+0x20 ; USI_OVF


; ---------------------------------------------------------------------------
; maintenance system starts here.

.org 0x20

  rjmp main ; Reset vector
  reti ; EXT_INT0
  rjmp comIsrPcint0 ; 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 "utils.asm"
.include "timer.asm"
.include "com.asm"
.include "comproto.asm"
.include "flash.asm"
.include "flashproto.asm"



; ***************************************************************************
; data in SRAM

.dseg


; ***************************************************************************
; data in FLASH

.cseg




.include "main.asm"



; ---------------------------------------------------------------------------
; Called on first time run, i.e. on system start. No arguments, no results.

onSystemStart:
  rcall Utils_SetupUid
  ldi r16, COM_MAINTENANCE_ADDR ; use fixed address in base system, smaller code
  sts comAddress, r16
;  rcall CPRO_StartReclaimAddrProcedure
  ret



; ---------------------------------------------------------------------------
; Called every 100ms. Add your routine calls here. No arguments, no results.

onEvery100ms:
  ret



; ---------------------------------------------------------------------------
; Called every second. Add your routine calls here. No arguments, no results.

onEverySecond:
  rcall CPRO_OnEverySecond
  ret



; ---------------------------------------------------------------------------
; Called every 5 seconds. Add your routine calls here.  No arguments, no results.

onEvery5s:
  ret



; ---------------------------------------------------------------------------
; Called every 10 seconds. Add your routine calls here.  No arguments, no results.

onEvery10s:
  ret



; ---------------------------------------------------------------------------
; Called every 30 seconds. Add your routine calls here. No arguments, no results.

onEvery30s:
  ret



; ---------------------------------------------------------------------------
; Called every minute. Add your routine calls here. No arguments, no results.

onEvery1m:
  ret



; ---------------------------------------------------------------------------
; Called every 5 minutes. Add your routine calls here. No arguments, no results.

onEvery5m:
  ret



; ---------------------------------------------------------------------------
; Called every 15 minutes. Add your routine calls here. No arguments, no results.

onEvery15m:
  ret



; ---------------------------------------------------------------------------
; Called every 30 minutes. Add your routine calls here. No arguments, no results.

onEvery30m:
  ret



; ---------------------------------------------------------------------------
; Called every hour. Add your routine calls here. No arguments, no results.

onEvery1h:
  ret



; ---------------------------------------------------------------------------
; Called every 12 hours. Add your routine calls here. No arguments, no results.

onEvery12h:
  ret



; ---------------------------------------------------------------------------
; Called every day. Add your routine calls here. No arguments, no results.

onEvery1d:
  ret



; ---------------------------------------------------------------------------
; onPacketReceived:
;
; Called after a packet was received via COM module. Add your routine calls here.
;
; The packet will be removed from buffer in any case after return from this call.
; IN:
; - Y  : pointer to received buffer
; OUT:
; - CFLAG: set if handled, cleared otherwise
; USED: depending on called routines

onPacketReceived:
  rcall CPRO_OnPacketReceived
  ret



