README

README.md

@@ -1,6 +1,6 @@
 # TH7
 
-Seven-channel multiple thermocouple reader and logger HAT for the Raspberry Pi.
+### Seven-channel multiple thermocouple reader and logger HAT for the Raspberry Pi.
 
 This software supports the following thermocouple types:
 
@@ -24,6 +24,33 @@ Features not yet implemented but planned:
 - Request dumps from filter stages for noise study
 - ... and more!
 
-Note: Most thermocouples that have a coloured and a white lead, usually have the coloured one as the positive.
+###### Note: Most thermocouples that have a coloured and a white lead, usually have the coloured one as the positive.
 
 ![Alt](/.gitea/webview0.png "Web view demo")
+
+## Building on a Raspberry Pi
+
+This code builds without fuss on Raspberry Pi 4 with go version go1.19.3 linux/arm
+
+```shell
+wget https://go.dev/dl/go1.19.3.linux-armv6l.tar.gz
+sudo rm -rf /usr/local/go && sudo tar -C /usr/local -xzf go1.19.3.linux-armv6l.tar.gz
+```
+
+edit $HOME/.profile and add the following, if not already there:
+
+```shell
+export PATH=$PATH:/usr/local/go/bin
+```
+
+source new profile
+
+```shell
+. $HOME/.profile
+```
+
+then try to build
+
+```shell
+make
+```