this is an example of STM32F303R8 to monitor 10 channels of board voltage,
one channel of STM32 chip temperature ,and one channel of external ADC （ADS1220）for RTD Temp capture. all the voltages and temerature data are print by uart with ASCII
check the links below for MCU datasheet and related resources
http://www.stmcu.org/document/list/index/category-466
http://www.stmicroelectronics.com.cn/content/st_com/zh/products/microcontrollers/stm32-32-bit-arm-cortex-mcus/stm32f3-series/stm32f303/stm32f303r8.html
uart flash loader link :
http://www.st.com/content/st_com/zh/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html?dl=QSXJzn5jx8aywQthH048%2BQ%3D%3D%2C8F0THssW0pMYxUrRBlQWU%2FEYOZuCgxMgMsIW44q89CHMg%2FRmfprhHeViCSo53m3l
MDK software Packs: http://www.keil.com/dd2/Pack/