raspi-test Raspberry Pi Test with StateGo ON/OFF Sorce ./gpio2onoff Chart Video Video Reference 第9回「ラズベリーパイで電子工作!Lチカ…の前にLピカ!」 Troubleshooting memo Avoiding permission error, use sleep 1 sec. "apt" needs update. For sleep, use sleepenh 7 Seg LED Source ./c/m1_7seg Chart Video Video Referece 1)C言語でRaspberry Piを操作しよう 2)GPIOでLEDの点滅(C言語)