Does STM32 need to send a data before it can read it when reading SPI? I can write SPI successfully now, but I can't read the data from the device. The SPI read function is as followsuint8_t SpiReadRe...
The following is the scan debounce function: void keyscan() { if(s2==0) //S2 is an independent key { while(s2==0); //I want to ask why if S2 is pressed and not released, NUM should be increasing all t...
[i=s]This post was last edited by wangran_95 on 2019-12-31 08:47[/i]After using the device, I found that it was hard to find a power supply. There were two boards and two power supplies, so I had to c...
[color=#000][font=Tahoma][size=3][b]The concept of traditional division is the same as that of traditional multiplication. Multiplication is an accumulation process, while division is a decremental pr...
Hello: Simple operation can determine whether the chip is good or bad! IC41C16256-25K functional tester is the latest dedicated chip tester launched by CECCLab. It has the characteristics of simple op...