Hello everyone, I have a question and hope you can help me: I want to use GPRS MODEM to send and receive text messages, but first I need to know if this module is easy to use. I saw someone say that u...
Author: Huang Gang, member of YiBo Technology Expressway
Mr. Gaosu has actually wanted to write about this topic for a long time, because every year, whether at seminars or customer sites, or in the i...
The MCU used is f149, the interface is hardware SPI, at45db041d is the flash storage IC, I bought a module. The process is very simple, that is, the MCU sends instructions to the flash chip through th...
I used the PC's ssCOM to connect USART1, USART1 to UART5, UART5 to WIFI, and the firmware configuration was OK (I guess it was OK). I started sending AT test commands, and the manual said: AT .....OK;...