This article consists of Assembly code (MPASM) that demonstrates how to program an inexpensive DDS module. The module was purchased from an eBay vendor. There are three attachments:
Attachment 1: Image of the device on a breadboard (ribbon cable is for ICSP)
Attachment 2: Schematic
Attachment 3: Zipped Excel file to calculate tuning word based on a 125 MHz oscillator
Attachment 1: Image of the device on a breadboard (ribbon cable is for ICSP)
Attachment 2: Schematic
Attachment 3: Zipped Excel file to calculate tuning word based on a 125 MHz oscillator
