From 50ebf5f2937e6af3dcbcf3e6bbacc9d815774029 Mon Sep 17 00:00:00 2001
From: Selene ToyKeeper
Date: Fri, 9 Sep 2016 15:21:01 -0600
Subject: Updated Mike C's X85 firmware (new version 2016-06-22, IIRC).

---
 bin/build-85.sh | 26 ++++++++++++++++++++++++++
 bin/flash-85.sh |  4 ++++
 2 files changed, 30 insertions(+)
 create mode 100755 bin/build-85.sh
 create mode 100755 bin/flash-85.sh

diff --git a/bin/build-85.sh b/bin/build-85.sh
new file mode 100755
index 0000000..14a3da4
--- /dev/null
+++ b/bin/build-85.sh
@@ -0,0 +1,26 @@
+#!/bin/bash
+
+# Instead of using a Makefile, since most of the firmwares here build in the
+# same exact way, here's a script to do the same thing
+
+export PROGRAM=$1
+export ATTINY=85
+export MCU=attiny$ATTINY
+export CC=avr-gcc
+export OBJCOPY=avr-objcopy
+export CFLAGS="-Wall -g -Os -mmcu=$MCU -c -std=gnu99 -DATTINY=$ATTINY -I.."
+export OFLAGS="-Wall -g -Os -mmcu=$MCU"
+export LDFLAGS=
+export OBJCOPYFLAGS='--set-section-flags=.eeprom=alloc,load --change-section-lma .eeprom=0 --no-change-warnings -O ihex'
+export OBJS=$PROGRAM.o
+
+function run () {
+  echo $*
+  $*
+  if [ x"$?" != x0 ]; then exit 1 ; fi
+}
+
+run $CC $CFLAGS -o $PROGRAM.o -c $PROGRAM.c
+run $CC $OFLAGS $LDFLAGS -o $PROGRAM.elf $PROGRAM.o
+run $OBJCOPY $OBJCOPYFLAGS $PROGRAM.elf $PROGRAM.hex
+run avr-size -C --mcu=$MCU $PROGRAM.elf | grep Full
diff --git a/bin/flash-85.sh b/bin/flash-85.sh
new file mode 100755
index 0000000..1434b7d
--- /dev/null
+++ b/bin/flash-85.sh
@@ -0,0 +1,4 @@
+#/bin/sh
+FIRMWARE=$1
+avrdude -c usbasp -p t85 -u -U lfuse:w:0xe2:m -U hfuse:w:0xde:m -U efuse:w:0xff:m -Uflash:w:$FIRMWARE
+# http://www.engbedded.com/cgi-bin/fcx.cgi?P_PREV=ATtiny85&P=ATtiny85&M_LOW_0x3F=0x22&M_HIGH_0x07=0x06&M_HIGH_0x20=0x00&B_SPIEN=P&B_SUT0=P&B_CKSEL3=P&B_CKSEL2=P&B_CKSEL0=P&B_BODLEVEL0=P&V_LOW=E2&V_HIGH=DE&V_EXTENDED=FF
-- 
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