EVB-F3270 评估板用户指南（英文版）

EVB-F3270 评估板用户指南（英文版） MM32F3270 Evaluation Board User Guide Introduction MM32F3270 Evaluation Board (hereinafter referred to as MM32F3270 EVB), cooperating with ARM Keil/IAR integrated development environment, MM32 Program programming software, MM32 FDS, and embedded MM32- LINK-OB emulator, works as a hardware product for evaluating MCU performance in the MindMotion MCU developing ecosystem. Features MM32F3270 EVB has the following features : ⚫ Support MindMotion MM32F3270 series MCU development evaluation ⚫ External clock 8MHz/32.768KHz ⚫ Support Keil uVision v5.0 / IAR EWARM v7.80 or later ⚫ Support MindMotion MM32 Firmware development suite (MM32 FDS) ⚫ Support MindMotion MM32 Program programming software ⚫ The MCU power supply of the development board is designed based on 3.3V ⚫ Embedded MM32-LINK-OB online emulator ⚫ Support SWD debugging interface and CDC virtual serial port ⚫ Emulator USB (Micro USB) socket power supply ⚫ USB Host/Device Type-C interface ⚫ 4-Buttons/4-LEDs 2-UART three-pin socket (with CMOS level) ⚫ 1-SPI five-pin socket (with CMOS level) ⚫ 1-CAN two-pin socket with CAN driver and terminal matching resistance selection switch ⚫ 1-1MBytes SPI Flash memory ⚫ 1-256Bytes I2C EEPROM memory ⚫ 1-3.5mm headphone jack for I2S L/R audio output ⚫ 1-TF Card socket ⚫ 2-RJ45 network socket ⚫ 1-34-pin parallel bus connector, support 2.8’’ LCD display (optional) ⚫ CR1210 backup battery (customized) ⚫ 1-Speaker ⚫ 3-Analog input potentiometer ⚫ 3-Switch: USB working mode, pin function and CAN terminal matching resistance ⚫ 4-36pin is the same as the MCU pin sequence, with a double-row connector with a pitch of 0.1 inches ⚫ PCB board size: 6.4*3.2 inches Signal The connection relationship between MM32-LINK-OB CDC and MCU is shown in the table below: Table 10. Connection relationship between MM32-LINK-OB CDC and MCU MCU Function Descriptions PA10 RXD MCU UART1 RXD and CDC TXD signal, must be set to IPU mode during initialization PA9 TXD MCU UART1 TXD and CDC RXD signal The connection relationship between analog signal and MCU is shown in the table below: Table 11. Connection relationship between analog signal and MCU MCU Function Descriptions PA1 ADC1(RV3) RV3, MCU Ain 1 signal, alternated with ETH_RCLK through switch SW2 PA4 ADC2(RV2) RV2, MCU Ain 4 signal PA5 ADC3(RV1) RV1, MCU Ain 5 signal The connection relationship between I2C EEPROM and MCU is shown in the table below: Table 12. Connection relationship between I2C EEPROM and MCU