单片机:CH32V203C8T6
IDE: MounRiver Studio v1.90
单片机架构:RISC-V
问题描述:
新打回来的板子,无法烧写程序,提示如下:
------------ Begin flash process of "obj\TR350.hex" ------------
10:24:46:546 >> Current project vendor is WCH, debugger is WCH-Link
10:24:46:546 >> Attempt to open link device and upgrade firmware if necessary...
10:24:46:555 >> Link Device is CH32V305. Already the latest version v2.10, no need to upgrade
10:24:46:602 >> Starting to Handle Operations...
10:24:46:657 >> Failed to configure mcu.
Failed to configure mcu. Please refer to "WCH-LinkUserManual.pdf" for more help.
10:24:46:657 >> Starting to Close Link...
10:24:46:657 >> Close Link Success
------------------------------End ------------------------------
解决办法:
不要使用外部电源,改为使用沁恒官方烧写工具 WCH-Link 提供出来的 3.3V 电源给单片机供电,烧写成功。使用 WCH-Link 烧写成功一次后,可以使用外部电源供电烧写。
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