.

.gitlab-ci.yml

@@ -19,7 +19,6 @@ build:
 test1:
   stage: test
   script:
-    - killall putty
     - arduino-cli compile --fqbn arduino:avr:uno examples/unittest/
     - arduino-cli upload --fqbn arduino:avr:uno -p /dev/ttyUSB0 examples/unittest
-    - putty /dev/ttyUSB0 -serial -sercfg 115200,8,n,1,N &
\ No newline at end of file
+    - arduino-cli monitor -p /dev/ttyUSB0
\ No newline at end of file

examples/unittest/unittest.ino

@@ -5,7 +5,7 @@
 
 
 void setup() {
-    Serial.begin(115200);
+    Serial.begin(9600);
 }
 
 void loop() {

setup-build-env.sh

 #!/bin/bash
 
-add-apt-repository universe
-
 apt-get update
-
-apt-get install -y putty
 cd ~
  
 # Install arduino-cli
 apt-get install curl -y
 apt-get install bzip2
-curl -L -o arduino-cli.tar.bz2 https://downloads.arduino.cc/arduino-cli/arduino-cli-latest-linux64.tar.bz2
+curl -L -o arduino-cli.tar.bz2 hhttps://github.com/arduino/arduino-cli/releases/download/0.22.0/arduino-cli_0.22.0_Linux_64bit.tar.gz
 tar xjf arduino-cli.tar.bz2
 rm arduino-cli.tar.bz2
 mv `ls -1` /usr/bin/arduino-cli