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A device which includes a central processing unit (CPU), memory, and (generally) an assortment of I/O peripherals (UART, ADC, DAC, general-purpose I/O, I2C, etc.) in a tightly-coupled standalone package.

6 votes

STM32 custom board

Do not be shy with the power input to the microcontroller! Choose carefully. …
MathiasE's user avatar
  • 479
1 vote

Can I use just plain GCC to compile program for Nucleo?

Yes, you can! You can get your linker script from the stm32cubef4. Then just make a simple Makefile and you are ready to rock. Make sure that you link in the basic stuff (CMSIS). The cubef4 contains …
MathiasE's user avatar
  • 479
1 vote

I2C Problem on STM32F4 Discovery connecting to CS43L22

You never activate the clock for GPIO port C because of copy-paste mistake. Change this: RCC->AHB1ENR |= RCC_AHB1ENR_GPIOBEN; //Enable the clock for GPIOA To this: RCC->AHB1ENR |= RCC_AHB1ENR_GPI …
MathiasE's user avatar
  • 479
1 vote

SimCom SIM5360 sharing SD card with uController

Make Sim5360 "master" for the SD card. So it can get dedicated access to the sd card when needed. This can be achieved using some input pin on the uC that is controlled by Sim5360. If uC is not able …
MathiasE's user avatar
  • 479