I got a TPS54229 board with four layers. I did some performance testing. The board is TPS54229EEVM-056.TPS54229 is a DC/DC step-down chip. The solution I considered is 7-18V wide voltage input and 3.3...
[i=s]This post was last edited by DDZZ669 on 2018-12-1 11:34[/i] This time, let's study the UART serial port routine (Software Transmit UART). The way to open the routine can refer to the steps of ope...
There are some pins on the ARM chip that do not have registers to control them. In the WinCE driver, how should such pins be operated? For example, nROE and nRWE for read and write control of the expa...
My board is CC2530 from Tianyun Technology. The example is sesor demo. When I used this example on my original board, the computer could receive data. But when I downloaded this example to Tianyun's b...
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