MCU: STM32F103

STM32F103x6, STM32F103x8, STM32F103xB:Performance line, ARM-based 32-bit MCU with Flash, USB, CAN, seven 16-bit timers, two ADCs and nine communication interfaces Features Core: ARM 32-bit Cortex™-M3 CPU – 72 MHz, 90 DMIPS with 1.25 DMIPS/MHz – Single-cycle multiplication and hardware division – Nested interrupt controller with 43 maskable interrupt channels – Interrupt processing (down to 6 CPU cycles) with tail chaining Memories – 32-to-128 Kbytes of Flash memory – 6-to-20 Kbytes of SRAM Clock, reset and supply management – 2.0 to 3.6 V application supply and I/Os – POR, PDR, and programmable voltage detector (PVD) – 4-to-16 MHz quartz oscillator – Internal 8 MHz factory-trimmed RC – Internal 32 kHz RC – PLL for CPU clock – Dedicated 32 kHz oscillator for RTC with calibration Low power – Sleep, Stop and Standby modes – VBAT supply for RTC and backup registers 2 x 12-bit, 1 μs A/D converters (16-channel) – Conversion range: 0 to 3.6 V – Dual-sample and hold capability – Synchronizable with advanced control timer – Temperature sensor DMA – 7-channel DMA controller – Peripherals supported: timers, ADC, SPIs, I2Cs and USARTs Debug mode – Serial wire debug (SWD) & JTAG interfaces Up to 80 fast I/O ports – 32/49/80 5 V-tolerant I/Os – All mappable on 16 external interrupt vectors – Atomic read/modify/write operations Up to 7 timers – Up to three 16-bit timers, each with up to 4 IC/OC/PWM or pulse counter – 16-bit, 6-channel advanced control timer: up to 6 channels for PWM output Dead time generation and emergency stop – 2 x 16-bit watchdog timers (Independent and Window) – SysTick timer: a 24-bit downcounter Up to 9 communication interfaces – Up to 2 x I2C interfaces (SMBus/PMBus) – Up to 3 USARTs (ISO 7816 interface, LIN, IrDA capability, modem control) – Up to 2 SPIs (18 Mbit/s) – CAN interface (2.0B Active) – USB 2.0 full speed interface