Maple Mini r2

Description

Development board with STM32F103CBT6 microcontroller (120 KB Flash, 20 KB SRAM). The system can operate with a frequency of up to 72 MHz, the board has 34 I / O pins, Maple Mini r2 is equipped with 3 UART interfaces, 2 SPI interfaces and 2 I2C interfaces.

Features

• Based on STM32F103CBT6 (32-bit ARM Cortex M3)
• Flash memory: 120 KB
• SRAM memory: 20 KB
• Frequency: 72 MHz
• 34 digital I/O pins
• 9 analog inputs
• 12-bit ADC converter
• 12 PWM (16-bit) channels
• Interfaces: SPI (2) and I2C (2), UART (3)
• 7 DMA channels (direct memory access)
• Four timers (4 channels)
• Low power and sleep mode support (<500uA))
• Supply voltage: 3.0-12 V