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aqhomecontrol/avr/att841_node.asm

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; ***************************************************************************
; copyright : (C) 2023 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 841
;
; This is for the full system (i.e. not the boot loader).
;
; All definitions and changes should go into this file.
;
;
;
; AtTiny 841
; -------
; VCC 1 14 GND
; KEY1 PB0 2 13 PA0 MISO (SPI) REED_OUT
; COM_ATTN PB1 3 12 PA1 MOSI (SPI) REED_IN1
; /RESET PB3 4 11 PA2 /SS (SPI) REED_IN2
; RXD0 (UART0) PB2 5 10 PA3 SCK (SPI)
; TXD0 (UART0) PA7 6 9 PA4 SCL (I2C)
; SDA (I2C) PA6 7 8 PA5 LED
; -------
;
;
;
; 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 "defs.asm"
; ***************************************************************************
; defines
; ---------------------------------------------------------------------------
; generic
.equ clock=1000000 ; Define the clock frequency
.include "common/utils_wait.asm"
; ---------------------------------------------------------------------------
; firmware settings including list of modules used
#define FW_TYPE AQHOME_FW_TYPE_ATT84_TEMP1
#define FW_VERSION 0x0001
#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
.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
#ifdef MODULES_STATS
.set MODULES_MASK = MODULES_MASK | (1<<AQHOME_FW_MODULE_STATS)
#endif
#ifdef MODULES_CNY70
.set MODULES_MASK = MODULES_MASK | (1<<AQHOME_FW_MODULE_CNY70)
#endif
; ---------------------------------------------------------------------------
; defines for modules
#define LCD_MINIMAL_FONT
.equ VALUE_ID_TEMP1 = 0x01
.equ VALUE_ID_HUM1 = 0x02
.equ VALUE_ID_ADC = 0x03
; ---------------------------------------------------------------------------
; 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
; ***************************************************************************
; 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 AQHOME_BOOTLOADER_ADDR ; Reset vector ; use this for flashed system
reti ; INT0addr External Interrupt Request 0
reti ; PCINT0addr Pin Change Interrupt Request 0
reti ; PCINT1addr Pin Change Interrupt Request 1
reti ; WDTaddr Watchdog Time-out Interrupt
reti ; TIMER1_CAPTaddr Timer/Counter1 Capture Event
reti ; TIMER1_COMPAaddr Timer/Counter1 Compare Match A
reti ; TIMER1_COMPBaddr Timer/Counter1 Compare Match B
reti ; TIMER1_OVFaddr Timer/Counter1 Overflow
rjmp timerIrqOC0A ; TIMER0_COMPAaddr TimerCounter0 Compare Match A
reti ; TIMER0_COMPBaddr TimerCounter0 Compare Match B
reti ; TIMER0_OVFaddr Timer/Couner0 Overflow
reti ; ANA_COMP0addr Analog Comparator 0
reti ; ADCaddr ADC Conversion Complete
reti ; EE_RDYaddr EEPROM Ready
reti ; ANA_COMP1addr Analog Comparator 1
reti ; TIMER2_CAPTaddr Timer/Counter2 Capture Event
reti ; TIMER2_COMPAaddr Timer/Counter2 Compare Match A
reti ; TIMER2_COMPBaddr Timer/Counter2 Compare Match B
reti ; TIMER2_OVFaddr Timer/Counter2 Overflow
reti ; SPIaddr Serial Peripheral Interface
reti ; USART0_STARTaddr USART0, Start
reti ; USART0_RXaddr USART0, Rx Complete
reti ; USART0_UDREaddr USART0 Data Register Empty
reti ; USART0_TXaddr USART0, Tx Complete
reti ; USART1_STARTaddr USART1, Start
reti ; USART1_RXaddr USART1, Rx Complete
reti ; USART1_UDREaddr USART1 Data Register Empty
reti ; USART1_TXaddr USART1, Tx Complete
reti ; TWI_SLAVEaddr Two-wire Serial Interface
firmwareType: .dw FW_TYPE
firmwareVersion: .dw FW_VERSION
firmwareModules: .dw MODULES_MASK
firmwareStart: rjmp main
; ***************************************************************************
; includes
.include "common/utils.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
; ***************************************************************************
; 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<<PORTA3)
blinkPattern: .db 2, 50, 0xff, 0xff ; 1 short blink, 2s pause, restart
;blinkPattern2: .db 2, 2, 0xff, 0xff ; 1 short blink, short pause, restart
; ---------------------------------------------------------------------------
; timer list
timerList:
; SRAM variable/counter routine flags secs (0=don't start or restart)
#ifdef MODULES_COM_WITH_ADDR_PROTO
.dw cproAddresModeTimer, CPRO_Address_OnTimer, 0, 0 ; (no restart)
#endif
#ifdef MODULES_STATS
.dw statsSendTimer, Stats_Timer, TIMER_FLAGS_IF_ADDR, 300 ; every 5m
#endif
#ifdef MODULES_LCD
.dw sramPeriodicalLcdMark, periodicalLcdMark, 0, 1 ; every sec
.dw sramTimerWriteStats, writeStats, 0, 10
#endif
#ifdef MODULES_SI7021
.dw sramTimerSI7021Measure, SI7021_PeriodicMeasurement, 0, 30 ; every 30s
.dw sramTimerSI7021SendTemp, sendTemp, TIMER_FLAGS_IF_ADDR, 60 ; every 60s
.dw sramTimerSI7021SendHumidity, sendHumidity, TIMER_FLAGS_IF_ADDR, 60 ; every 60s
#endif
#ifdef MODULES_CNY70
.dw sramTimerCny70SendAdc, sendAdc, TIMER_FLAGS_IF_ADDR, 30 ; every 30s
#endif
.dw 0 ; end of list
.include "main.asm"
; ---------------------------------------------------------------------------
; Called on first time run, i.e. on system start. No arguments, no results.
onSystemStart:
ret
#ifdef MODULES_LCD
periodicalLcdMark:
rcall printTimerMark
ret
writeStats:
rcall printSendStats
ret
#endif
#ifdef MODULES_SI7021
sendHumidity:
rcall SI7021_SendHumidity
brcs sendHumidity_okay
; set timer to 1s to retry later
ldi xl, LOW(sramTimerSI7021SendHumidity)
ldi xh, HIGH(sramTimerSI7021SendHumidity)
rjmp Timer_SetValueTo1s
sendHumidity_okay:
ret
sendTemp:
rcall SI7021_SendTemp
brcs sendTemp_okay
; set timer to 1s to retry later
ldi xl, LOW(sramTimerSI7021SendTemp)
ldi xh, HIGH(sramTimerSI7021SendTemp)
rjmp Timer_SetValueTo1s
sendTemp_okay:
ret
#endif
#ifdef MODULES_CNY70
sendAdc:
rcall CNY70_SendAdc
brcs sendAdc_okay
; set timer to 1s to retry later
ldi xl, LOW(sramTimerCny70SendAdc)
ldi xh, HIGH(sramTimerCny70SendAdc)
rjmp Timer_SetValueTo1s
sendAdc_okay:
ret
#endif
; ---------------------------------------------------------------------------
; Called every 100ms. Add your routine calls here. No arguments, no results.
onEvery100ms:
#ifdef MODULES_LED
; ticker for LED module
ldi zl, LOW(ledA3Flash)
ldi zh, HIGH(ledA3Flash)
ldi yl, LOW(ledA3Sram)
ldi yh, HIGH(ledA3Sram)
rcall Led_Tick
#endif
#ifdef MODULES_CNY70
rcall CNY70_Every100ms
#endif
ret
; ---------------------------------------------------------------------------
; onPacketReceived:
;
; Called after a packet was received via COM module. Add your routine calls here.
;
; The packet will be released in any case after return from this call.
; IN:
; - X : pointer to received buffer
; OUT:
; - CFLAG: set if handled, cleared otherwise
; USED: depending on called routines
onPacketReceived:
rcall CPRO_OnPacketReceived
ret
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