; *************************************************************************** ; 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. ; ; ; *************************************************************************** ;.equ clock=1000000 ; Define the clock frequency .equ clock=8000000 ; Define the clock frequency .nolist .include "include/tn841def.inc" ; Define device ATtiny841 .list .include "./defs.asm" .include "defs_all.asm" ; *************************************************************************** ; defines ; --------------------------------------------------------------------------- ; generic .include "common/utils_wait.asm" ; --------------------------------------------------------------------------- ; firmware settings including list of modules used .equ FIRMWARE_VERSION_MAJOR = 0 .equ FIRMWARE_VERSION_MINOR = 0 .equ FIRMWARE_VERSION_PATCHLEVEL = 1 ;#define MODULES_TIMER ;#define MODULES_COM ;#define MODULES_COM_WITH_ADDR_PROTO ;#define MODULES_LED #define MODULES_LED_SIMPLE ;#define MODULES_TWI_MASTER ;#define MODULES_LCD ;#define LCD_MINIMAL_FONT ;#define MODULES_SI7021 ;#define MODULES_STATS ;#define MODULES_CNY70 ;#define MODULES_REED ;#define MODULES_OWI_MASTER ;#define MODULES_DS18B20 ;#define MODULES_MOTION ; *************************************************************************** ; code segment .cseg .org 000000 ; --------------------------------------------------------------------------- ; Reset and interrupt vectors (will be removed as soon as we can flash data over COM) rjmp BOOTLOADER_ADDR ; 1: RESET Reset vector use this for flashed system reti ; 2: INT0 External Interrupt Request 0 reti ; 3: PCINT0 Pin Change Interrupt 0 reti ; 4: PCINT1 Pin Change Interrupt 1 reti ; 5: WDT Watchdog Time-out reti ; 6: TIM1_CAPT Timer/Counter1 Capture Event reti ; 7: TIM1_COMPA (OC1A) Timer/Counter1 Compare Match A reti ; 8: TIM1_COMPB (OC1B) Timer/Counter1 Compare Match B reti ; 9: TIM1_OVF (OVF1) Timer/Counter1 Overflow rjmp baseTimerIrqOC0A ; 10: TIM0_COMPA (OC0A) Timer/Counter0 Compare Match A reti ; 11: TIM0_COMPB (OC0B) Timer/Counter0 Compare Match B reti ; 12: TIM0_OVF (OVF0) Timer/Counter0 Overflow reti ; 13: ANA_COMP0 Analog Comparator 0 reti ; 14: ADC_READY ADC Conversion Complete reti ; 15: EE_RDY (ERDY) EEPROM Ready reti ; 16: ANA_COMP1 Analog Comparator 1 reti ; 17: TIM2_CAPT Timer/Counter2 Capture Event reti ; 18: TIM2_COMPA (OC2A) Timer/Counter2 Compare Match A reti ; 19: TIM2_COMPB (OC2B) Timer/Counter2 Compare Match B reti ; 20: TIM2_OVF (OVF2) Timer/Counter2 Overflow reti ; 21: SPI SPI Serial Transfer Complete reti ; 22: USART0_RXS USART0 Rx Start reti ; 23: USART0_RXC USART0 Rx Complete reti ; 24: USART0_DRE USART0 Data Register Empty reti ; 25: USART0_TXC USART0 Tx Complete reti ; 26: USART1_RXS USART1 Rx Start reti ; 27: USART1_RXC USART1 Rx Complete reti ; 28: USART1_DRE USART1 Data Register Empty reti ; 29: USART1_TXC USART1 Tx Complete reti ; 30: TWI Two-Wire-Interface reti ; 31: RESERVED reserved devInfoBlock: ; 12 bytes devInfoManufacturer: .db 'A', 'Q', 'U', 'A' devInfoId: .db DEVICEINFO_ID, 0 devInfoVersion: .db DEVICEINFO_VERSION, DEVICEINFO_REVISION ; version, revision firmwareVersion: .db FIRMWARE_VARIANT_TEMP_WINDOW, FIRMWARE_VERSION_MAJOR .db FIRMWARE_VERSION_MINOR, FIRMWARE_VERSION_PATCHLEVEL ;firmwareStart: rjmp main firmwareStart: cli ; 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 #if 0 ; start by setting all ports as inputs and enable internal pull-up resistors ldi r16, 0xff clr r17 .ifdef PORTA out DDRA, r17 ; all input sts PUEA, r16 ; enable pull-up on all .endif .ifdef PORTB out DDRB, r17 ; all input sts PUEB, r16 ; enable pull-up on all .endif .ifdef PORTC out DDRC, r17 ; all input sts PUEC, r16 ; enable pull-up on all .endif #endif rcall systemSetSpeed ; rcall watchdogOff ; turn off watchdog timer (sometimes it stays on after reboot) rcall Utils_Init rcall BaseTimer_Init rcall LedSimple_Init rcall Utils_SetupUid sbi LED_SIMPLE_DDR, LED_SIMPLE_PINNUM ; out sbi LED_SIMPLE_PORT, LED_SIMPLE_PINNUM ; off sei main_loop: ; only modify SE, SM1 and SM0 cli in r16, MCUCR ldi r17, (1<