NUCLEO-G071RB

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In December, 2018, STMicro announced their STM32G0 - value line of microcontrollers. https://blog.st.com/stm32g0-mainstream-90-nm-mcu/
The NUCLEO-G071RB is STMicro's low cost development board for the STM32G071RBT6 processor. This board is often used as a training tool for the STM32G0 series devices.

Data Brief for NUCLEO-G071RB: https://www.st.com/resource/en/data_brief/nucleo-g071rb.pdf
Data Brief for STM32G071RB: https://www.st.com/en/microcontrollers-microprocessors/stm32g071rb.html
NUCLEO-G07RB Schematic: https://www.st.com/resource/en/schematic_pack/mb1360-g071rb-c01_schematic.pdf
STM32G0 Getting started - hardware development document:
https://www.st.com/resource/en/application_note/dm00443870-getting-started-with-stm32g0-series-hardware-development-stmicroelectronics.pdf

Firmware: https://www.st.com/en/embedded-software/stm32cubeg0.html

Processor Overview

ST Website for the STM32G0 family: http://www.st.com/stm32g0
Product overview document, 117 pages: https://www.st.com/resource/en/datasheet/STM32G071RB.pdf

* Arm® Cortex®-M0+ 32-bit MCU
* 128 KB Flash
* 36 KB RAM
* 1.7-3.6V
* Up to 64MHz clock
* 32.768K crystal
* 4x USART, 14 timers, 2 - 12bit DACs, 2 I2C, 2 SPI (32Mbit/sec)
* 12-bit, 0.4 μs ADC (up to 16 ext. channels)

NUCLEO Board

* 8MHz clock from STLink via MCO signal into PF0, pin 10 (Morpho CN7-29) - requires SB17 installed
* Green LED, LD4, connects to PA5, active high (D13 on Arduino connector)
* Blue push-button, B1, connects to PC13, pin 3.  Shorts to ground when pressed.
* USART2 connects to STLink for Serial to USB function

Timers

TIM1  16-bit
TIM2/TIM3/TIM4  One 32-bit, TIM2, or two 16-bit timers, TIM3 & TIM4
TIM4/TIM7  each 16-bit
TIM14  16-bit
TIM15/TIM16/TIM17  each 16-bit
LPTIM  16-bit

RM0444, STM32G0x1 advanced Arm®-based 32-bit MCUs, 1230 pages: https://www.st.com/resource/en/reference_manual/dm00371828-stm32g0x1-advanced-armbased-32bit-mcus-stmicroelectronics.pdf STM32G0 Online Training: https://www.st.com/content/st_com/en/support/learning/stm32-education/stm32-online-training/stm32g0-online-training.html

Software Tools

Everything compiled and built well.

Additional Websites / Notes:

http://www2.keil.com/stmicroelectronics-stm32/mdk