MM32F0270 Series

This device is a 32-bit microcontroller based on the high-performance Arm^® Cortex-M3 core, operating at a frequency of up to 120MHz, with built-in high-speed memory, an extensive range of enhanced I/O ports and peripherals.
- 128KB Flash, 16KB SRAM
- One 12-bit ADC, one 12-bit DAC and two comparators
- One 16-bit general-purpose timer. One 32-bit general-purpose timer, four 16-bit basic timers, one 16-bit advanced timer, one 16-bit low-power timer and one RTC timer
- Four UART interfaces, one low-power UART (LPUART) interfaces, two SPI interfaces, two I2S interfaces and two I2C interfaces
- One USB full-speed device interface
- One CAN interface
- Working voltage: 2.0V~5.5V
- Working temperature range (ambient temperature): -40℃ to +85℃ industrial type and -40℃ to +105℃ extendable industrial type (V is the suffix)
- Multiple sets of power-saving modes make possible the design of low-power applications
- Provide three package types: LQFP100, LQFP64 and LQFP48

- Navigate and position the location of a bike on the precise map
- Scan the QR code or manually enter the code to unlock and use the shared-bike
- Accurate billing method allows users to check clearly the riding time, mileage and usage time
- Park the bike at the designated parking location, lock and return the bike with automatic fare settlement