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Product Description
Functional Description The MH2457 integrates a high-performance 32-bit RISC core running at 288MHz, with the following key resources: High-speed memory: external Quad-SPI Nor Flash, 9.25MB RAM Display interfaces: MIPI DSI, RGB, 8080 Image processing: DCMI, JPEG decoder, 2D accelerator Peripherals: 12-channel DMA, 17 timers, communication interfaces, etc.
Features
Core
●32-bit RISC Core
●Typical operating frequency: 288MHz
●Single-cycle multiplication & hardware division
Memory
●External Quad-SPI Nor Flash
●RAM:9.25MB
Power & Low-Power Modes
●Operating voltage: 2.7~3.6V
●Low-power modes: Sleep, Stop, Standby, Power-down
●VBAT power supply for RTC
●3 × 12-bit ADC, 2.5MSPS
●Up to 24 channels
●Conversion range: 0 to 3.3V ●2 × 12-bit DAC DMA ●12-channel
DMA controller I/O Ports
●Multi-function bidirectional I/O ports, up to 150MHz
●All GPIOs configurable with pull-up/pull-down resistors Timers
●17 timers in total
●2 × 16-bit advanced control timers (with dead zone control & emergency brake for motor control)
●2 × 32-bit timers, 10 × 16-bit timers
●2 × watchdog timers ●24-bit down-counting system timer
Communication Interfaces
●3 × I2C (supports SMBus/PMBus)
●4 × USART, 2 × UART
●4 × SPI (2 multiplexed with I2S)
●1 × Quad-SPI
●2 × CAN
●1 × SDIO
High-Speed Interfaces
●1 × USB2.0 FS OTG
●1× 10/100 Ethernet MAC
Display & Image Interfaces
●1 × MIPI DSI
●1 × RGB888/565
●1 × 8080/6800
●1 × DCMI
Image Accelerator
●JPEG Decoder
●2D Image Accelerator
| Product | MH2457 Development Board |
| CPU | Cortex-M4 Core |
| Operating System | LVGL9.2 |
| SRAM | 1.25MB |
| SDRAM | 8MB |
| Flash | 16MB |
| LCD Interface | MIPI/QSPI/SPI |
| CAN Interface | Yes |
| Power Input | 5V USB/7–36V DC |
| SD Card Support | File Systems and Video Playback |
| Button | Function Keys X5, Reset Button |
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Microtech
Microtech Technology Company Limited established in 2001,offers professional design and manufacturing services for hundreds types of Liquid Crytal Display modules and Touch Panels-TN,FSTN,TFT,RTP,CTP.
