Make a Programming Cable

Contents:
  1. USB to UART Cable
  2. Pinouts
  3. Wiring the Cable
  4. USB to Serial on eBay
  5. References

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Related Pages:
  1. The Simoco SRM9030plus Radio Transceiver
  2. The Simoco SRM9030plus Teardown
  3. The Simoco SRM9030plus Radio Head Unit
  4. Alignment Tool
  5. DMAP - Dual Mobile Application Processor Board
  6. Installing the Simoco P25 CPS or the FPP
  7. Installing Simoco FM CPS or FPP
  8. Making-a-Programming-Cable
  9. Programming an Analogue Radio
  10. Loading Profile Data from csv files
  11. Updating the Simoco SRM9030plus with P25 Functionallity
  12. The P25 Digital Mode
  13. P25 Repeaters Frequencies
  14. Glossary

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Programming cabes can be made from a discarded data cable and a USB to serial module.

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USB to UART Cable

uart-ftdi.webp
There are lots of USB to TTL uarts to choose from.

uart-ftdi-2309-C.webp
This one ia a module with a USB-C connector, t has a ftdi 2309-C chipset.

uart-soldered-ftdi-1948-C.webp
A spare data cable with a RJ45 plug soldered to the usb/uart module.

uart-Silicone-Labs-CP2102-Finished-cable.webp
Shrink Warp added to protect the module and finished the cable.
This is a Silicon Labs CP2102 chipset.

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Pinouts



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Wiring the Cable

Simoco-DB9-pinouts-2.webp

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USB to Serial on eBay

eBay-ftdi-module.webp

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References

Microphone/Handset Connectors: SRM9000-RJ45-Pinout.pdf

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Glenn Lyons VK4PK
glenn@LyonsComputer.com.au
Ver:gnl2022 - pre published v0.9