Difference b/w   USART, UART, RS232, USB, SPI, I2C, TTL  UART  - Universal Asynchronous Receiver Transmitter: It is one of the m...

About Serial,USART, UART, RS232, SPI, I2C, TTL..how to relate  each other?   Serial  is an umbrella wo...

Why Battery have three terminals? Three terminals of baaterries are GND - Ground BSI - Battery Size Indicator VBAT+ - Battery p...

        You can  refresh your mind in few minutes This technique was discussed for the first time by  Dr. Win Wenger . I don’t know...