chengyin.yao's Journal Activity
October 1, 2025 - March 31, 2026
chengyin.yao's Projects
Neodeck
A handheld hidpi neopixel display with USB hs and large current handling.
27 views
0 followers
LPG
A high efficiency ULP SIP GMSS, NBIoT & LTE-M nRF91 STO LTS for IOT with minimal BOM, ultra-low Iq and dedicated STO PHY (IP). It operates with an advanced LP PSM paired with an low iDRX interval RRC idle to optimize RX dBm gain using cDRX variations and variable iDRX PDCCH. With 40s TTFF and 2s TTSF, and 400+ dB SV attenuation, together using Async Rust for ULP functioning of 1 week.
81 views
0 followers
The compute module 0
This is a low-cost single board computer that carries the H3 CPU. Capable of booting Linux & Android with 512 MiB of RAM and WiFi support.
4424 views
39 followers