Use 'arduino-mk' as build system.

It feels simpler than `arduino-builder` and we can rely on more
OS-shipped components.

Also for some reason with `arduino-builder` weak symbols don't always
seem to be overriden properly.

1 files changed, 16 insertions, 7 deletions

diff --git a/README b/README
index eaa54fd..25e0ee7 100644
--- a/README
+++ b/README
@@ -8,10 +8,20 @@ https://git.madhouse-project.org/algernon/Model01-Sketch#base-layer
 Build
 =====
 
-Arduino 1.6.7 or newer is required.  Unfortunately, as of 2019-06-25 the
-version found in Debian sid is too old (cf. #780706, #925578, #927329).
-Dowload a recent version at https://www.arduino.cc and it unpack to
-/usr/local/arduino.
+On Debian systems, the following packages are required:
+
+    - avr-libc
+    - avrdude
+    - binutils-avr
+    - gcc-avr
+    - arduino-mk
+
+Running `apt install arduino-mk` should pull in all required
+dependencies.  Moreover Arduino 1.6.7 or newer is required.
+Unfortunately, as of 2019-06-25 the version found in Debian sid is too
+Unfortunately, as of 2019-06-25 the version found in Debian sid is too
+old (cf. #780706, #925578, #927329).  Dowload a recent version at
+https://www.arduino.cc and it unpack to /usr/local/arduino.
 
 Initialize (or update) submodules:
 
@@ -22,8 +32,7 @@ Initialize (or update) submodules:
             "avr/bootloaders/*" \
             "avr/libraries/Kaleidoscope" \
             "avr/libraries/Kaleidoscope-HIDAdaptor-KeyboardioHID" \
-            "avr/libraries/Keyboardio*" \
-            "build-tools"
+            "avr/libraries/Keyboardio*"
 
     ~$ make
 
@@ -31,7 +40,7 @@ Initialize (or update) submodules:
 Flash firmware
 ==============
 
-    ~$ make flash
+    ~$ make upload
 
 Press down the 'prog' key while the board is rebooting.  You can release
 it once it glows red.