; *************************************************************************** ; 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 ; --------------------------------------------------------------------------- ; list of modules to use #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 ; --------------------------------------------------------------------------- ; EEPROM positions .equ EEPROM_OFFS_UUID = 0 ; 4 bytes (occupy total of 8 bytes for extensibility) .equ EEPROM_OFFS_COMADDR = 8 ; 1 byte ; --------------------------------------------------------------------------- ; 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 ; --------------------------------------------------------------------------- ; TWI master module .equ TWI_DDR_SCL = DDRA .equ TWI_PORT_SCL = PORTA .equ TWI_PIN_SCL = PINA .equ TWI_PINNUM_SCL = PORTA4 .equ TWI_DDR_SDA = DDRA .equ TWI_PORT_SDA = PORTA .equ TWI_PIN_SDA = PINA .equ TWI_PINNUM_SDA = PORTA6 ; --------------------------------------------------------------------------- ; LCD module .equ LCD_TWI_ADDRESS = 0x3c ; --------------------------------------------------------------------------- ; BMP 280 .equ BMP280_ADDR = 0x76 ; --------------------------------------------------------------------------- ; SI 7021 .equ SI7021_ADDR = 0x40 ; *************************************************************************** ; 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" ; *************************************************************************** ; 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 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. onEveryMinute: 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