Posted on March 01, 2018 at 11:10 Hello! On the PCB from LDO( MCP1700T-3302E) 3.3V are supplied 2 chips: GPS : SIM 68 M, STM32L475RET6. GPS power supply is controlled by STM. When STM turn on GPS module voltage temporarily drops to 2,...

Posted on February 27, 2018 at 12:25Hello!Our customer has a problem:'We tried to connect m66-ds modem to STM32F207VE, scheme in attachments. I2S initalization code is generated in CubeMX. We tried to work with I2S interface using interrupts, it wor...