stm32schematicbluepillcircuithardware-designsstm32f103lcd1602max30100sx1509pcf8574ausb2077a UpdatedAug 30, 2021 Several circuit examples supporting the following HITACHI HD44780 modules: 1) LCD1602A, v3, 2) LCD1602A, v3, with the PCF8574A chip providing I2C input and 3) LCD2004A, v1.3, with ...
createChar(0, heart); lcd.clear(); lcd.print("Hello,"); lcd.setCursor(0, 1); lcd.print("Android Things!"); lcd.write(0); // write :heart: custom character // Later on lcd.close(); SchematicAbout LCD 1602 with PCF8574 I2C adapter driver for Android Things Resources Readme ...
PCF8574 GPIO Extender run on the I2C bus, extending the 'IO Pins' which can be controlled by a single host I2C bus. The Address range of PCF8574 is from 0x20 to 0x27 (7 bit address mode). at the max 8 of these devices can be connected in a project to the I2C bus. Step 4: ...