C code for MCP4922 | Microcontroller › 8051 › C code for MCP4922 This topic has 1 reply, 2 voices, and was last updated 10 years, 9 months ago by AJISH ALFRED. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts June 4, 2013 at 8:23 am #2467 nitheeshParticipant Guys…. i m looking for C code for MCP4922 DAC with 89c51RD2 in SPI mode.. i m not familiar with SPI programing… So please anybody could help me…. thanks in advance… June 28, 2013 at 4:26 am #10049 AJISH ALFREDParticipant Hi Nitheesh, Does the 89c51 has SPI module? Learn the SPI protocol in detail and start the coding and we will help you. Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In