---
title: "Ann Jiang (@ann-jiang) | Hashnode"
description: "Ann Jiang (@ann-jiang) writes on Hashnode. Read their latest articles and follow their work."
url: "https://hashnode.com/@ann-jiang"
---

@ann-jiang

# Ann Jiang

@ann-jiang · Joined September 2025

### [Integrating the DMR858M: A Practical Guide to Custom ESP32 Digital Walkie-Talkies](https://nicerf.hashnode.dev/integrating-the-dmr858m-a-practical-guide-to-custom-esp32-digital-walkie-talkies?utm_source=hashnode&utm_medium=feed)

Build 5W DMR radios w/ ESP32 & DMR858M. Covers power, UART, AMBE++ vocoder, non-blocking firmware for reliable digital comms.

18 min read · [nicerf.hashnode.dev](https://nicerf.hashnode.dev/integrating-the-dmr858m-a-practical-guide-to-custom-esp32-digital-walkie-talkies?utm_source=hashnode&utm_medium=feed)

[Sep 9, 2025](https://hashnode.com/posts/integrating-the-dmr858m-a-practical-guide-to-custom-esp32-digital-walkie-talkies/68bf862ba757fd15dee08cf5)