mirror of
git://projects.qi-hardware.com/antorcha.git
synced 2024-12-22 22:55:31 +02:00
whirl/fw/: skeleton test firmware (doesn't do anything useful yet)
This commit is contained in:
Werner Almesberger
parent
404211cea3
commit
a5befafb90
152
whirl/fw/Makefile
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152
whirl/fw/Makefile
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@ -0,0 +1,152 @@
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#
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# Makefile - Makefile of the Whirl firmware
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#
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# Written 2012 by Werner Almesberger
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# Copyright 2012 by Werner Almesberger
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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SHELL = /bin/bash
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NAME = whirl
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CFLAGS = -g -mmcu=$(CHIP) \
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-DBOOT_ADDR=$(BOOT_ADDR) \
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-Wall -Wextra -Wshadow -Werror -Wno-unused-parameter \
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-Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes \
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-I../../ben-wpan/atusb/fw/include/
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CHIP = atmega168
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HOST = jlime
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BOOT_ADDR = 0x3800
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AVR_PREFIX = $(BIN_PATH) avr-
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CC = $(AVR_PREFIX)gcc
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OBJCOPY = $(AVR_PREFIX)objcopy
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#OBJDUMP = $(AVR_PREFIX)objdump
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SIZE = $(AVR_PREFIX)size
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OBJS = $(NAME).o $(COMMON_OBJS)
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BOOT_OBJS = boot.o $(COMMON_OBJS)
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COMMON_OBJS =
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# ----- Verbosity control -----------------------------------------------------
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CC_normal := $(CC)
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BUILD_normal :=
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DEPEND_normal := $(CPP) $(CFLAGS) -MM -MG
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CC_quiet = @echo " CC " $@ && $(CC_normal)
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BUILD_quiet = @echo " BUILD " $@ && $(BUILD_normal)
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DEPEND_quiet = @$(DEPEND_normal)
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ifeq ($(V),1)
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CC = $(CC_normal)
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BUILD = $(BUILD_normal)
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DEPEND = $(DEPEND_normal)
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else
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CC = $(CC_quiet)
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BUILD = $(BUILD_quiet)
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DEPEND = $(DEPEND_quiet)
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endif
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# ----- Rules -----------------------------------------------------------------
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.PHONY: all clean nosecrets upload prog version.c
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.PHONY: prog-app prog-read
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all: $(NAME).bin boot.bin
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$(NAME).elf: $(OBJS)
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$(MAKE) version.o
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$(CC) $(CFLAGS) -o $@ $(OBJS) version.o
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boot.elf: $(BOOT_OBJS)
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$(CC) $(CFLAGS) -o $@ $(BOOT_OBJS) \
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-Wl,--section-start=.text=$(BOOT_ADDR)
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%.bin: %.elf
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$(BUILD) $(OBJCOPY) -j .text -j .data -O binary $< $@
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@echo "build #`cat .version`, `ls -l $@`"
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%.hex: %.elf
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$(BUILD) $(OBJCOPY) -j .text -j .data -O ihex $< $@
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$(SIZE) $@
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# ----- Cleanup ---------------------------------------------------------------
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clean:
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rm -f $(NAME).bin $(NAME).elf
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rm -f $(OBJS) $(OBJS:.o=.d)
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rm -f boot.hex boot.elf
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rm -f $(BOOT_OBJS) $(BOOT_OBJS:.o=.d)
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rm -f version.c version.d version.o
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# ----- Build version ---------------------------------------------------------
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version.c:
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@if [ -f .version ]; then \
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v=`cat .version`; \
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expr $$v + 1 >.version; \
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else \
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echo 0 >.version; \
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fi
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@[ -s .version ] || echo 0 >.version
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@echo '/* MACHINE-GENERATED. DO NOT EDIT ! */' >version.c
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@echo '#include "version.h"' >>version.c
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@echo "const char *build_date = \"`date`\";" >>version.c
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@echo "const uint16_t build_number = `cat .version`;" \
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>>version.c
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# ----- Dependencies ----------------------------------------------------------
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MKDEP = \
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$(DEPEND) $< | \
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sed \
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-e 's|^$(basename $(notdir $<)).o:|$@:|' \
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-e '/^\(.*:\)\? */{p;s///;s/ *\\\?$$/ /;s/ */:\n/g;H;}' \
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-e '$${g;p;}' \
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-e d >$(basename $@).d; \
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[ "$${PIPESTATUS[*]}" = "0 0" ] || \
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{ rm -f $(basename $@).d; exit 1; }
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%.o: %.c
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$(CC) $(CFLAGS) -Os -c $<
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$(MKDEP)
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-include $(OBJS:.o=.d)
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# ----- Programming and device control ----------------------------------------
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upload: $(NAME).bin boot.hex
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scp $(NAME).bin boot.hex avrdude-antorcha.conf $(HOST):
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# lfuse: external clock, slow start-up
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# hfuse: 4 kB boot loader, reset into boot loader
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# lock: allow everything but SPM to the boot loader
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# Note: when trying to program 0xef, we get back 0x2f, failing
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# verification. So we just program 0x2f.
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prog-app:
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ssh $(HOST) avrdude -F -p $(CHIP) \
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-L avrdude-antorcha.conf -c nanonote_antorcha -e \
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-U flash:w:antorcha.bin:r
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# -U lfuse:w:0x60:m
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prog:
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ssh $(HOST) avrdude -F -p $(CHIP) \
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-L avrdude-antorcha.conf -c nanonote_antorcha -e \
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-U flash:w:boot.hex:i \
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-U efuse:w:0x00:m \
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-U lfuse:w:0xe2:m
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# -U lfuse:w:0x60:m \
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# -U hfuse:w:0xd8:m \
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# -U lock:w:0x2f:m
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prog-read:
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ssh $(HOST) avrdude -F -p $(CHIP) -c nanonote_antorcha \
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-U flash:r:mcu.bin:r
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82
whirl/fw/boot.c
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82
whirl/fw/boot.c
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#include <stdint.h>
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#define F_CPU 8000000UL
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#include <util/delay.h>
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#include "io.h"
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#define HIGH(port) \
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(MASK(port, CARD_nPWR) | \
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MASK(port, SW_N) | MASK(port, SW_E) | MASK(port, SW_S) | \
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MASK(port, SW_W) | MASK(port, SW_SW))
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#define OUTPUTS(port) \
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(MASK(port, CARD_nPWR) | MASK(port, CARD_CLK) | \
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MASK(port, LED_DS) | MASK(port, LED_LCLK) | MASK(port, LED_SCLK))
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/*
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* @@@ For testing, connect the LED bar via the 8:10 card slot, so that it
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* can be disconnected without soldering.
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*/
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#define SCLK CARD_DAT1
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#define LCLK CARD_DAT0
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#define DS CARD_CLK
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static void send(uint16_t pattern)
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{
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uint8_t i;
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for (i = 0; i != 16; i++) {
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if (pattern & 0x8000)
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SET(DS);
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else
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CLR(DS);
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SET(SCLK);
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CLR(SCLK);
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pattern <<= 1;
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}
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SET(LCLK);
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CLR(LCLK);
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}
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int main(void)
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{
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uint16_t n = 0;
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PORTB = HIGH(B);
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PORTC = HIGH(C);
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PORTD = HIGH(D);
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DDRB = OUTPUTS(B);
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DDRC = OUTPUTS(C);
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DDRD = OUTPUTS(D);
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#if 0
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PORTB = 0xff;
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PORTC = 0xff;
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PORTD = 0xff;
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#endif
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CLR(CARD_nPWR);
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CLR(SCLK);
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CLR(LCLK);
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OUT(SCLK);
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OUT(LCLK);
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OUT(DS);
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#if 0
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while (1) {
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SET(DS);
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CLR(DS);
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}
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#endif
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while (1) {
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send(n);
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n++;
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_delay_ms(100);
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}
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}
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66
whirl/fw/io.h
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66
whirl/fw/io.h
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/*
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* fw/io.h - I/O helper macros
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*
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* Written 2012 by Werner Almesberger
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* Copyright 2012 Werner Almesberger
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef IO_H
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#define IO_H
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#include <avr/io.h>
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#define LED_DS D, 1
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#define LED_LCLK D, 2
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#define LED_SCLK D, 4
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#define CARD_nPWR B, 6
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#define CARD_DAT2 B, 2
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#define CARD_DAT3 B, 1
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#define CARD_CMD B, 3
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#define CARD_CLK B, 0
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#define CARD_DAT0 B, 4
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#define CARD_DAT1 B, 5
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#define SW_N C, 3
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#define SW_E C, 4
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#define SW_S C, 0
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#define SW_W C, 2
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#define SW_SW C, 1
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#define ADC_X 6
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#define ADC_Y 7
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#define __SET(port, bit) PORT##port |= 1 << (bit)
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#define __CLR(port, bit) PORT##port &= ~(1 << (bit))
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#define __OUT(port, bit) DDR##port |= 1 << (bit)
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#define __IN(port, bit) DDR##port &= ~(1 << (bit))
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#define __PIN(port, bit) ((PIN##port >> (bit)) & 1)
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#define SET(...) __SET(__VA_ARGS__)
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#define CLR(...) __CLR(__VA_ARGS__)
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#define OUT(...) __OUT(__VA_ARGS__)
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#define IN(...) __IN(__VA_ARGS__)
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#define PIN(...) __PIN(__VA_ARGS__)
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#define __SEL_BB(v) (v)
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#define __SEL_CC(v) (v)
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#define __SEL_DD(v) (v)
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#define __SEL_BC(v) (0)
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#define __SEL_BD(v) (0)
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#define __SEL_CB(v) (0)
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#define __SEL_CD(v) (0)
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#define __SEL_DB(v) (0)
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#define __SEL_DC(v) (0)
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#define __MASK(sel, port, bit) __SEL_##sel##port(1 << (bit))
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#define MASK(...) __MASK(__VA_ARGS__)
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#endif /* IO_H */
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23
whirl/fw/version.h
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23
whirl/fw/version.h
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/*
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* fw/version.h - Automatically generated version string
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*
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* Written 2008, 2011 by Werner Almesberger
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* Copyright 2008, 2011 Werner Almesberger
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef VERSION_H
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#define VERSION_H
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#include <stdint.h>
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extern const char *build_date;
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extern const uint16_t build_number;
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#endif /* !VERSION_H */
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4
whirl/fw/whirl.c
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4
whirl/fw/whirl.c
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int main(void)
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{
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while (1);
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}
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