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I furnished a script to run signing in a loop. After some 1000-2000 iterations, the signing hangs. This on 38400 bps.
I seemed to have hung on `getSig` in the signerapp. So a byte was lost, and the…
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我试着发送hex数据给ch552g,先发送字符串 552可以接收到,再发送64byte数据都是0
I try to send HEX data to ch552g, first send a char to 552, then send 64 byte ,but recived all 0
PC: python3 (pip install comports pyserial) 需要安装依赖库…
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First,I appreciate your great contribute to ch5xx.Recently I encountered some questions on my keyboard project.The first question was about upload my program,the upload is successful only when I use a…
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I ran into a problem when uploading using CMD ( WCHISP worked fine). I got CH552G chip with 2.4.0 bootloader version
I checked the VNproCh55x tool repository but I can't find any clue
thanks
```
E…
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I'm using a CH552T which powered by 3.3V LDO, if use "TouchKey_begin( )" will cause system failure, no metter how many channels. Once I comment it, the system works fine. And the same code works flaw…
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With a CH552 running at 16MHz and 3V3 supply, I was getting ACK failures using a STM32F0 target. When I attached my scope probes to the SWDCLK & SWDIO lines, it would work intermittently. When I loo…
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Hi,
I stay trying this: https://trabucayre.github.io/openFPGALoader/vendors/gowin.html with my tangnano 1k by sipeed with issue:
Error: Failed to claim FPGA device: mismatch between target's idc…
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src文件夹内包含userUsbHidKeyboard和userUsbCdc的文件夹时上传什么都会识别成keyboard
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I have two Tang Nano boards both give the same error when trying to flash. As it's terrible to get them working on Windows with "official" tools I really hope to get openFPGALoader to work. The output…
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`/*
UsbSerialAdaptor
A simple example turns CH552 to a serial adaptor,
relaying data between USB serial and Serial0.
Baudrate of Serial0 is determined by USB serial's rate.
created 202…