8051 does not have SPI | Microcontroller › 8051 › doubt on programmer? › 8051 does not have SPI July 7, 2012 at 4:30 pm #8212 AmrithParticipant 8051 does not have SPI interface. 8051 are programmed using Tx & Rx lines. where as AVR controllers have SPI communication & these controllers are programmed using MOSI, MISO & SClk. Kindly mention exact part number of 8051 you are using.
