diff --git a/README.md b/README.md index 39c0944..3d97d0e 100644 --- a/README.md +++ b/README.md @@ -197,8 +197,9 @@ Test the prototype. [x] can esp32 second tx/rx port make serial communication with FPGA [ ] Jumpers to switch 2.5V/3.3V for left IO banks isolate each PMOD group to each bank - move audio L0,R2 from gpio bank1 to usb bank6 - move GP7,GP8 from gpio bank0 to gpio bank1 + move audio L0,R2 from gpio bank7 to usb bank6 + move GP7,GP8 from gpio bank0 to gpio bank7 move usb pull from gpio bank0 to gpdi bank1 (D12 E12 B12 C12) or usb bank6 - then bank0 or bank1 voltage can be selected 2.5/3.3V - add jumper headers for voltage selection, route to PMOD and VCCio0/1 + then bank0 or bank7 voltage can be selected 2.5/3.3V + add jumper headers for voltage selection, route to PMOD and VCCio0/7 + update bank decoupling capacitors