Files
aqhomecontrol/avr/devices/n25/defs.asm
2025-05-29 15:43:33 +02:00

91 lines
2.6 KiB
NASM

; ***************************************************************************
; copyright : (C) 2025 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. *
; ***************************************************************************
; ***************************************************************************
;
; AtTiny84
; --------
; VCC 1 14 GND
; OWI PB0 2 13 PA0
; PB1 3 12 PA1 COM-DATA
; PB3 4 11 PA2
; PB2 5 10 PA3 LED
; COM_ATTN PA7 6 9 PA4 LED_CLK
; LED_DATA PA6 7 8 PA5
; --------
;
; ***************************************************************************
.equ BOOTLOADER_ADDR = 0xd00
.equ FIRMWARE_VARIANT_BOOT = 0
.equ FIRMWARE_VARIANT_LEDSTRIPS = 1
.equ DEVICEINFO_ID = 'N'
.equ DEVICEINFO_VERSION = 25
.equ DEVICEINFO_REVISION = 0
; ---------------------------------------------------------------------------
; LED module
.equ LED_SIMPLE_ONTIME = 1
.equ LED_SIMPLE_OFFTIME = 50
.equ LED_SIMPLE_DDR = DDRA
.equ LED_SIMPLE_PORT = PORTA
.equ LED_SIMPLE_PORTIN = PINA
.equ LED_SIMPLE_PINNUM = PORTA3
; ---------------------------------------------------------------------------
; COM module
.equ COM_BIT_LENGTH = 52000 ; 104000ns=9600, 52000ns=19200, 26000ns=38400
.equ COM_HALFBIT_LENGTH = 26000 ; see https://de.wikipedia.org/wiki/Universal_Asynchronous_Receiver_Transmitter
.equ COM_DATA_DDR = DDRA
.equ COM_DATA_INPUT = PINA
.equ COM_DATA_OUTPUT = PORTA
.equ COM_DATA_PIN = PORTA1
.equ COM_ATTN_DDR = DDRA
.equ COM_ATTN_INPUT = PINA
.equ COM_ATTN_OUTPUT = PORTA
.equ COM_ATTN_PIN = PORTA7
.equ COM_IRQ_ADDR_ATTN = PCMSK0
.equ COM_IRQ_BIT_ATTN = PCINT7 ; bit 7 in PCMSK0 (PCINT7)
.equ COM_IRQ_GIFR_ATTN = PCIF0
.equ COM_IRQ_GIMSK_ATTN = PCIE0
; ---------------------------------------------------------------------------
; 1-Wire Master
;
.equ OWI_DDR = DDRB
.equ OWI_PORTOUT = PORTB
.equ OWI_PORTIN = PINB
.equ OWI_PINNUM = PORTB0
; ---------------------------------------------------------------------------
; SK6812
.equ SK6812_DDR = DDRA
.equ SK6812_PORT = PORTA
.equ SK6812_PINNUM = PORTA6