Arduino Leonardo:2 (SDA), 3 (SCL) Arduino Due:20 (SDA), 21 (SCL), SDA1, SCL1 一般购买到的是分开的两个组件, 需要按下图这样将PCF8574T焊接到1602LCD上 PCF8574T模块4pin(Gnd, Vcc, SDA i2c数据, SCL i2c时钟)和Arduino接口的对应关系: Gnd -> Gnd, Vcc -> Vcc, SDA -> A4, SDL -> A5 ...
Arduino Due:20 (SDA), 21 (SCL), SDA1, SCL1 一般购买到的是分开的两个组件, 需要按下图这样将PCF8574T焊接到1602LCD上 PCF8574T模块4pin(Gnd, Vcc, SDA i2c数据, SCL i2c时钟)和Arduino接口的对应关系: Gnd -> Gnd, Vcc -> Vcc, SDA -> A4, SDL -> A5 获取I2C地址 #include <Wire.h>voidsetu...
arduino ราคา จอ arduino จอ lcd arduino หน้าจอ lcd arduino จอแสดงผล led arduino do sensor arduino ราคา จอแอลอีดี ราคา ราคาจอแอลอีดี จอ tft arduino...
I've been asked to write some XC8 example code for a PIC16F819. The I2C LCD uses a PCF8574T backpack, and I'd like to provide an example for the students I work with that does NOT use the microchip code configurator plugin. I'm not even sure that the PIC16F819 can use the MC...