Introduction:

PY32F002B series microcontrollers are MCUs with high performance 32 bits ARM® Cortex®-M0+ core and

wide voltage operating range. It has embedded 24 KB Flash and 3 KB SRAM memory，a maximum operating frequency of 24 MHz, and contains various products in different package types. The chip integrates I²C, SPI, USAR and other communication peripherals, one channel 12 bits ADC，two16 bits timers，and two channel comparators.PY32F002B series microcontrollers’working temperature ranges from -40 to 85°C or -40 to 105°C with operating voltage from 1.7 ~ 5.5 V. The chip provides sleep and stop low-power operating modes for different low-power applications. PY32F002B series microcontrollers are suitable for various applications, such as controllers, portable devices, PC peripherals, gaming and GPS platforms, industrial applications.

Features:

 Core

— 32 bits ARM® Cortex® - M0+

— Up to 24 MHz as a maximum frequency

 Memories

— 24 KB Flash memory

— 3 KB SRAM

 Clock system

— Internal 24 MHz RC Oscillator (HSI)

— Internal 32.768 kHz RC Oscillator (LSI)

— 32.768 kHz low speed crystal oscillator (LSE)

— External clock input

 Power management and reset

— Operating voltage：1.7 ~ 5.5 V

— Low power modes: Sleep/Stop

— Power-on/Power-down reset (POR/PDR)

— Brown-out reset (BOR)

 General purpose input and output (I/O)

— Up to 18 I/Os,all available as external interrupts

 1 x 12 bits ADC

—Support up to 8 external input channels and 2 internal channels

— Reference sources: Built-in 1.5 V/2.048 V/2.5 V reference voltage,supply voltage Vcc

 Timer

— A 16 bits advanced control timer (TIM1)

— A general purpose 16-bit timer (TIM14)

— A low-power timer (LPTIM),supports wakeup form stop mode

— An Independent Watching Timer (IWDG)

— A SysTick timer

 Communication interface

— A Serial Peripheral Interface (SPI)

— A Universal Synchronous/AsynchronousTransceiver (USART) with automatic

— A I²C interface，supports standard mode (100kHz).fast mode (400 kHz),support 7 bits addressing mode

 Hardware CRC-32 module

 Two comparators

 Unique UID

 Serial wire debug (SWD)

 Working temp.：-40 ~ 85 °C, -40 ~ 105 °C

 Package: QFN20, TSSOP20, SOP20, QFN16,SOP16, SOP14，SOP8