From f58d398e0d8889dac90f533b8099a328e7792802 Mon Sep 17 00:00:00 2001
From: Selene ToyKeeper
Date: Sat, 3 Nov 2018 16:47:44 -0600
Subject: Added a help message to build.sh and flash.sh

---
 bin/build.sh | 6 ++++++
 bin/flash.sh | 7 +++++++
 2 files changed, 13 insertions(+)

(limited to 'bin')

diff --git a/bin/build.sh b/bin/build.sh
index 6920a3f..ddd2a72 100755
--- a/bin/build.sh
+++ b/bin/build.sh
@@ -3,6 +3,12 @@
 # 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
 
+if [ -z "$1" ]; then
+  echo "Usage: build.sh MCU myprogram"
+  echo "MCU is a number, like '13' for attiny13 or '841' for attiny841"
+  exit
+fi
+
 export ATTINY=$1 ; shift
 export PROGRAM=$1 ; shift
 export MCU=attiny$ATTINY
diff --git a/bin/flash.sh b/bin/flash.sh
index 019631a..0423c90 100755
--- a/bin/flash.sh
+++ b/bin/flash.sh
@@ -2,6 +2,13 @@
 
 # Flashes both fuses and firmware.
 
+if [ -z "$1" ]; then
+  echo "Usage: flash.sh MCU myprogram[.hex]"
+  echo "MCU is a number, like '13' for attiny13 or '841' for attiny841"
+  echo "The .hex suffix is optional."
+  exit
+fi
+
 set -e
 
 BASEDIR=$(dirname "$0")
-- 
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