arduino can be powered using 9V connected to Vin from arduino 3.3v supply power to oled1306 and ina219 oled sck and ina scl to arduino scl ( A5 ) oled and ina sda to arduino sda ( A4 ) INA219 can read ...

おはようございます、じぇいかわさきです。 長いようで短かった夏休みも、本日で終わりになりますね。猛暑が続いていたので、比較的エアコンの効いた部屋でいろいろやっている事が多かったなぁ。 そんな中で、あまりにも暑かったので、昨日はArduinoで ...

I got a couple of INA 219 modules from an online seller overseas. I was looking for a different dc current sensor module to start a small battery charger project, so I welcomed them. The INA219 based ...

It is assumed that you are familiar with uGFX or have some experience in the arduino environment, including writing and using custom libraries. You should then be able to compile the example sketch.