From f05738cee61b1fb66b438ed0d3c3df2b37454c5e Mon Sep 17 00:00:00 2001 From: Tony Date: Sun, 7 Aug 2022 14:00:00 +0100 Subject: [PATCH] Update README.md --- Function Generator/README.md | 16 +++++++++------- 1 file changed, 9 insertions(+), 7 deletions(-) diff --git a/Function Generator/README.md b/Function Generator/README.md index 37454a0..441177e 100644 --- a/Function Generator/README.md +++ b/Function Generator/README.md @@ -4,11 +4,13 @@ * Development + Debug environment: * VSCode on Win 7 * OpenOCD and GDB - * Picoprobe running on PI Pico providing SWG debugger for target device -* Target dievice changed from Pi Pico to Pimoroni PGA2040 to provide more GPIO pins. -* Nixie tube display - * Multiplexed to reduce hardware - * 170 volt PSU for tubes created from 4 x 1.5v batteries + custom SMPS -* 8 bit R2R ADC creating various waveform outputs for oscilloscope display + * Picoprobe running on PI Pico providing SWG debugger +* Direct digital synthesis (DDS) Function Generator + * Target device = Pimoroni PGA2040 to maximise GPIO connections + * Nixie tube display with 170 volt SMPU + * Digital level control + * 8 bit R2R Analog to Digital converter -![Hardware](https://user-images.githubusercontent.com/3483157/163587205-dd22d308-fde1-4668-b7d6-f42ee1dcb94b.JPG) +![Hardware](https://github.com/oddwires/RP2040/blob/master/Function%20Generator/Images/FunctionGenerator.jpg) + +(and my repaired GEC MiniScope)