The STM32F105RBT6 is a connectivity line 32bit Microcontroller Unit offers two 12bit ADCs, four general-purpose 16bit timers plus a PWM timer and as well as standard and advanced communication interfaces up to two I²Cs, three SPIs and two I2Ss, five USARTs, an USB OTG FS and two CANs. It incorporates the high-performance ARM® Cortex®-M3 32bit RISC core operating at a 72MHz frequency, high-speed embedded memories and an extensive range of enhanced I/Os and peripherals connected to two APB buses.
Feature
POR, PDR and programmable voltage detector
Low power - Sleep, stop and standby modes, VBAT supply for RTC and backup registers
Clock, reset and supply management
12-channel DMA controller
Debug mode - Serial wire debug (SWD) and JTAG interfaces
Cortex®-M3 embedded trace Macrocell™
2 x Watchdog timers
SysTick timer - 24-bit down counter
CRC calculation unit, 96-bit unique ID
Catalogue
FPGA / CPLD
Memory
MOS 
MCU 
DSP
OCEP
Secondary 
Other 
