Hello everyone, I recently worked on an FPGA, and suddenly my AS download port stopped working. Jtag debugging and downloading .jic files are all OK. The AS ten-pin download port is connected to the p...
As the title says, I bought a LZ USB board, but I couldn't find the driver and the upper test program after searching for a long time. {:1_99:} If you have used it before, please give me some advice:c...
I broke another STLinkIII, and after analysis, I found that the SN74LVC2T45DCUT was broken (the main chip is very solid, STM32 is a good thing). But after analysis (see the attached circuit), if the 5...
I use AD7874 to measure AC power, and want to stabilize the power to the third decimal place. However, AD7874 is a 12-bit AD, and a jump of one LSB is 0.00488V, so the third decimal place does not jum...