7. HPM6800EVK

7.1. Overview

The HPM6800 is a single-core flashless MCU running 600Mhz. It has a 1MB 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.

hpm6800evk

7.2. Hardware

  • HPM6800 MCU (600MHz, 1MB SRAM)

  • Onboard Memory

    • 512MB SDRAM (DDR3L 16bits)

    • 16MB Quad SPI NOR Flash

    • 16GB eMMC

  • Display & Camera

    • LCD connector

    • MIPI-DSI

    • MIPI-CSI

    • Camera (DVP)

  • Ethernet

    • 1000 Mbits PHY

  • USB

    • USB type C (USB 2.0 OTG) connector x1

  • Audio

    • Line in

    • Mic

    • DAO

  • Others

    • TF Slot

    • RGB LED

    • CAN

7.3. DIP Switch SW2

  • Bit 1 and 2 controls boot mode

bit[2:1]

Description

OFF, OFF

Boot from Quad SPI NOR flash

OFF, ON

Boot from eMMC

ON, OFF

ISP

7.4. Button

Name

FUNCTIONS

USER BUTTON(KEY1)

User Button

WBUTN (KEY2)

WAKE UP Button

RESETN (SW1)

Reset Button

7.5. Plug-in

  • The ADC/DAC reference voltage is selected as follows:

    Connection

    Description

    J18

    Reference voltage

  • The eMMC voltage is sleected as follows:

    Connection

    Description

    J6

    eMMC voltage selection (3.8V / 1.8V)

Note: User should short VCCQ and 1.8V pin for eMMC testing

7.6. Pin Description

  • UART0 Pin:

The UART0 use for debugger console:

Function

Pin

Position

UART0.TX

PA00

DEBUGUART0

UART0.RX

PA01

DEBUGUART0

  • UART3 Pin:

The UART3 is used for some functional testing using UART, such as MICROROS_UART, USB_CDC_ACM_UART, MODBUS_RTU etc.

Function

Pin

Position

Remark

UART3.TX

PE15

P2[8]

UART3.RX

PE14

P2[10]

UART3.break

PE04

P2[24]

generate uart break signal

  • PUART Pin:

The PUART is used for low power mode testing, such as wakeup, etc.

Function

Pin

Position

PUART.TX

PY00

P2[32]

PUART.RX

PY01

P2[29]

  • SPI Pin：

Function

Pin

Position

SPI3.CSN

PE04

P2[24]

SPI3.SCLK

PE05

P2[23]

SPI3.MISO

PE06

P2[21]

SPI3.MOSI

PE07

P2[19]

  • I2C Pin：：

Function

Pin

Position

I2C1.SCL

PE13

P2[5]

I2C1.SDA

PE12

P2[3]

  • ADC16 Pin

Function

Pin

Position

ADC0.INA8

PE16

J19[15]

  • GPTMR Pin

Function

Pin

Position

Remark

GPTMR2.CAPT_0

PE22

J19[9]

GPTMR2.COMP_0

PE23

J19[12]

MCLK of i2s emulation

GPTMR2.COMP_1

PE24

J19[10]

LRCK of i2s emulation

GPTMR2.COMP_2

PE26

J19[8]

BLCK of i2s emulation

  • headphone interface

Function

Position

Standard

3.5mm headphone

J4

OMTP

  • audio input interface

Function

Position

microphone

P1

  • DAO interface

Function

Position

DAO-SPK(left)

J9

DAO-SPK(right)

J10

  • Ethernet PPS Pin

Function

Pin

Position

ENET0.EVTO0

PD31

J20[7]

ENET0.EVTO1

PE10

P2[11]

ENET0.EVTI0

PE17

J19[16]

ENET0.EVTI1

PE19

J19[14]

  • CAN Pin

Function

Pin

Position

Output

MCAN3.TXD

PD15

U25[1]

CAN.H J13[3]

MCAN3.RXD

PD14

U25[4]

CAN.L J13[2]

MCAN3.STBY

PD13

U25[8]

  • Tamper Pin

Function

Pin

Position

Mode

TAMP.04

PZ04

P2[35]

Active Mode

TAMP.05

PZ05

P2[38]

Active Mode

TAMP.06

PZ06

P2[37]

Passive Mode

  • CS Pin of i2s emulation

Function

Position

Remark

PE27

J19[5]

the pin that controls the SPI slave CS