JieLi (JL) Forced Upgrade Tool 4.0 Upgrade and Download Instructions
Oct 16, 2025 · 3 min read · 1. Upgrade and Download Instructions Connect the chip’s USB port to a standard USB interface. The first pin is the chip’s power supply pin. 1.1. Upgrade Operations In most cases, when downloading a program to a development board or prototype, the reg...
Join discussion



