STM32F103RB NUCLEO MICROCONTROLLER IN LAHORE

IMPORTED FROM SINGAPORE Key Features ARM® 32-bit Cortex® -M3 CPU Core 72 MHz maximum frequency,1.25 DMIPS/MHz (Dhrystone 2.1) performance at 0 wait state memory access Single-cycle multiplication and hardware division Memories 64 or 128 Kbytes of Flash memory 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 crystal oscillator Internal 8 MHz factory-trimmed RC Internal 40 kHz RC PLL for CPU clock 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 (up to 16 channels) Conversion range: 0 to 3.6 V Dual-sample and hold capability Temperature sensor DMA 7-channel DMA controller Peripherals supported: timers, ADC, SPIs, I2 Cs and USARTs Up to 80 fast I/O ports 26/37/51/80 I/Os, all mappable on 16 external interrupt vectors and almost all 5 V-tolerant Debug mode Serial wire debug (SWD) & JTAG interfaces 7 timers Three 16-bit timers, each with up to 4 IC/OC/PWM or pulse counter and quadrature (incremental) encoder input 16-bit, motor control PWM timer with dead-time generation and emergency stop 2 watchdog timers (Independent and Window) SysTick timer 24-bit downcounter Up to 9 communication interfaces Up to 2 x I2 C 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 CRC calculation unit, 96-bit unique ID Packages are ECOPACK®