Several BLE circuit design inquiries of the STM32WB55RG MCU.The BLE impedance requirement of this MCU is 50 ohm, and it is recommended to use LPF (MLPF-WB55-01E3). For the detailed circuit diagram, please refer to the fourth page of the attached file...

Dear Sir,​I have questions about STM32G474RET6. I have 25 MCUs in my hand. After SMD and power on, I found some abnormal conditions. Then, I swap the MCU (NUCLEO-G474RE and my PCB) and use the same firmware, the MCU can work normally on my PCB.​I too...

Dear Sir,I have a question for MCU select.We have an industrial wearable device project, originally use STM32G071RB as the controller, responsible for monitoring the wearable device status, transmitting and receiving RF signals and reminding users of...