App note: Virtually increasing the number of serial communication peripherals in STM32 applications

App note from STMicroelectronics on possible alternate switching of channels to cater multiple communication routes. Link here (PDF) Application engineers often face the problem of limited number of serial communication peripherals of a microcontroller that, on the other hand fulfills all the other application requirements thanks to its features and performance. Sometimes they obviate by […]

Online tool and AT commands for M2M modules

Surya writes with this reference to a guide for a tool an Online AT Command Tester for use with an attached wireless/cellular module. This topic refers to Machine to Machine (M2M) device communications which take AT commands over serial connections. The tool was developed with the M10 Quectel Arduino GSM shield in mind. Via the […]