This is the documentation for the latest (main) development branch of HPM SDK. If you are looking for the documentation of previous releases, use the drop-down menu on the left and select the desired version.

3. HPM6750EVKMINI

3.1. Overview

The HPM6750 is a dual-core flashless MCU running 816Mhz. It has a 2MB continuous on-chip ram. Also, it provides various memory interfaces, including SDRAM, Quad SPI NOR Flash, SD/eMMC. It integrates rich audio and video interfaces, including LCD, pixel DMA, camera, and I2S audio interfaces.

hpm6750evkmini

3.2. Hardware

  • HPM6750IVM MCU (816Mhz, 2MB OCRAM)

  • Onboard Memory

    • 128Mb SDRAM

    • 64Mb Quad SPI NOR Flash

  • Display & Camera

    • LCD connector

    • Camera (DVP)

  • WiFi

    • RW007 over SPI

  • USB

    • USB type C (USB 2.0 OTG) connector x2

  • Audio

    • Mic

    • DAO

  • Others

    • TF Slot

    • FT2232

    • Beeper

    • RGB LED

  • Expansion port

    • ART-PI extension port

3.3. DIP Switch S1

  • Bit 1 and 2 controls boot mode

bit[2:1]

Description

OFF, OFF

Boot from Quad SPI NOR flash

OFF, ON

Serial boot

ON, OFF

ISP

3.4. Button

Name

FUNCTIONS

PBUTN (S2)

Power Button, TinyUF2 Boot Button, GPIO Button

WBUTN (S3)

WAKE UP Button

RESET (S4)

Reset Button

3.5. Pin Description

  • SPI Pin

Function

Position

SPI2.CSN

P1[24]

SPI2.SCLK

P1[23]

SPI2.MISO

P1[21]

SPI2.MOSI

P1[19]

  • I2C Pin:

Function

Position

I2C0.SCL

P1[13]

I2C0.SDA

P1[15]

  • UART for core1 debug console:

Function

Position

UART13.TXD

P1[8]

UART13.RXD

P1[10]

  • ACMP Pin

Function

Position

CMP.INN6

P2[11]

CMP.COMP_1

P1[7]

  • GPTMR Pin

Function

Position

GPTMR2.CAPT_2

P2[15]

GPTMR2.COMP_2

P2[19]

  • ADC12 Pin

Function

Position

ADC0/1/2.VINP7

P2[11]

ADC0/1/2.VINP8

P2[13]

ADC0/1/2.VINP9

P2[15]

ADC0/1/2.VINP10

P2[16]

  • ADC16 Pin

Function

Position

| ADC3.INA2 | P1[16] |

  • PWM Pin

Function

Position

PWM0.P4

P1[29]

PWM0.P5

P1[32]

  • DAO interface

Function

Position

Speaker

J2