; *************************************************************************** ; copyright : (C) 2024 by Martin Preuss ; email : martin@libchipcard.de ; ; *************************************************************************** ; * This file is part of the project "AqHome". * ; * Please see toplevel file COPYING of that project for license details. * ; *************************************************************************** ; *************************************************************************** ; Source file for temperature sensor node on AtTiny 84 ; ; This is for the full system (i.e. not the boot loader). ; ; All definitions and changes should go into this file. ; ; ; AtTiny84 ; -------- ; VCC 1 14 GND ; PB0 2 13 PA0 REED_OUT ; PB1 3 12 PA1 COM-DATA ; /RESET PB3 4 11 PA2 REED_IN1 ; [KEY1] PB2 5 10 PA3 LED ; COM_ATTN PA7 6 9 PA4 TWI-SCL ; TWI-SDA PA6 7 8 PA5 REED_IN2 ; -------- ; ; *************************************************************************** .nolist .include "include/tn84def.inc" ; Define device ATtiny84 .list .include "n11_defs.asm" .include "defs.asm" ; *************************************************************************** ; defines ; --------------------------------------------------------------------------- ; generic .equ clock=1000000 ; Define the clock frequency .include "common/utils_wait.asm" ; --------------------------------------------------------------------------- ; firmware settings including list of modules used #define MODULES_TIMER #define MODULES_COM #define MODULES_COM_WITH_ADDR_PROTO #define MODULES_LED #define MODULES_TWI_MASTER ;#define MODULES_LCD #define MODULES_SI7021 #define MODULES_STATS ;#define MODULES_CNY70 #define MODULES_REED ; --------------------------------------------------------------------------- ; defines for modules #define LCD_MINIMAL_FONT .equ VALUE_ID_TEMP1 = 0x01 .equ VALUE_ID_HUM1 = 0x02 .equ VALUE_ID_ADC = 0x03 .equ VALUE_ID_REED1 = 0x04 .equ VALUE_ID_REED2 = 0x05 ; --------------------------------------------------------------------------- ; 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 ; --------------------------------------------------------------------------- ; ADC/CNY70 .equ CNY70_PORT_LED = PORTB1 .equ CNY70_DDR_LED = DDRB .equ CNY70_PINNUM_LED = PORTB1 .equ CNY70_PORT_ADC = PORTA5 ; adc5 .equ CNY70_DDR_ADC = DDRB .equ CNY70_PINNUM_ADC = PORTA5 .equ CNY70_MUX_ADC = MUX5 .equ CNY70_ADCSRB_ADC = ADC5D ; --------------------------------------------------------------------------- ; Reed ; .equ REEDOUT_DDR = DDRA .equ REEDOUT_PORT = PORTA .equ REEDOUT_PIN = PINA .equ REEDOUT_PINNUM = PORTA0 .equ REED1_DDR = DDRA .equ REED1_PORT = PORTA .equ REED1_PIN = PINA .equ REED1_PINNUM = PORTA2 .equ REED2_DDR = DDRA .equ REED2_PORT = PORTA .equ REED2_PIN = PINA .equ REED2_PINNUM = PORTA5 ; *************************************************************************** ; code segment .cseg .org 000000 ; --------------------------------------------------------------------------- ; Reset and interrupt vectors (will be removed as soon as we can flash data over COM) ; rjmp main ; Reset vector rjmp BOOTLOADER_ADDR ; Reset vector ; use this for flashed system reti ; EXT_INT0 rjmp com2IsrPcint0 ; PCI0 reti ; PCI1 reti ; WATCHDOG reti ; ICP1 reti ; OC1A reti ; OC1B reti ; OVF1 rjmp timerIrqOC0A ; OC0A reti ; OC0B reti ; OVF0 reti ; ACI #ifdef MODULES_CNY70 rjmp cny70Isr ; ADCC #else reti ; ADCC #endif reti ; ERDY reti ; USI_STR reti ; USI_OVF devInfoBlock: devInfoManufacturer: .db 'A', 'Q', 'U', 'A' devInfoId: .db 'N', 0 devInfoVersion: .db 1, 0 ; version, revision firmwareStart: rjmp main ; *************************************************************************** ; includes .include "common/utils.asm" .include "common/utils_wait_fixed.asm" .include "common/utils_copy_from_flash.asm" .include "common/utils_copy_sdram.asm" .include "common/crc8.asm" #ifdef MODULES_TIMER .include "modules/timer/main.asm" #endif #ifdef MODULES_LED .include "modules/led/main.asm" #endif #ifdef MODULES_COM .include "modules/com2/defs.asm" .include "modules/com2/main.asm" #ifdef MODULES_COM_WITH_ADDR_PROTO .include "modules/comproto/defs.asm" .include "modules/comproto/main.asm" .include "modules/comproto/addr.asm" .include "modules/comproto/msg_recvstats.asm" .include "modules/comproto/msg_sendstats.asm" .include "modules/comproto/msg_sysstats.asm" .include "modules/comproto/msg_memstats.asm" .include "modules/comproto/msg_pong.asm" .include "modules/comproto/msg_value.asm" .include "modules/comproto/msg_device.asm" .include "modules/comproto/msg_reboot.asm" #endif #endif #ifdef MODULES_TWI_MASTER .include "modules/twimaster/main.asm" #endif #ifdef MODULES_LCD .include "modules/lcd/main.asm" #endif #ifdef MODULES_SI7021 .include "modules/si7021/main.asm" #endif #ifdef MODULES_STATS .include "modules/stats/main.asm" #endif #ifdef MODULES_CNY70 .include "modules/cny70/main.asm" #endif #ifdef MODULES_REED .include "modules/reed/main.asm" #endif ; *************************************************************************** ; data in SRAM .dseg #ifdef MODULES_LCD sramTimerWriteStats: .byte 2 #endif sramTimerEnqueueValues: .byte 2 #ifdef MODULES_SI7021 sramTimerSI7021Measure: .byte 2 sramTimerSI7021SendTemp: .byte 2 sramTimerSI7021SendHumidity: .byte 2 #endif #ifdef MODULES_CNY70 sramTimerCny70SendAdc: .byte 2 #endif #ifdef MODULES_LCD sramPeriodicalLcdMark: .byte 2 #endif ; *************************************************************************** ; data in FLASH .cseg ledA3Flash: .db DDRA+0x20, PORTA+0x20, PINA+0x20, (1<