Table of Contents

VIM2 Hardware Documentation

VIM2 Interfaces

Top side

Component Purpose
1 USB-A USB 2.0 speed, 500mA max output
2 RJ-45 Gigabit Ethernet with Wake-On-LAN (WOL)
3 HDMI HDMI 2.0a output with CEC, 4K@60Hz
4 USB-C USB 2.0 OTG and 5V power input, can be used for upgrading the OS
5 USB-A USB 2.0 speed, 900mA max output
6 Current Limit Switch Prevents damage to VIM2 during uneven loading conditions
7 Fan Header 4-wire fan header utilising pulse width modulation
8 Reset Button Force reboot your VIM2
9 Function Button Press this 3 times in 2 seconds to enter MaskROM mode
A Power Button This button turns on your VIM2
B RTC Battery Header Header for attaching a battery for the real time clock
C M2x4 Mounting Point For mounting to cases and heatsinks
D 40-Pin GPIO Learn how to access the GPIO from here, or use it to add a Toneboard
E Infrared Module 2-channel infrared receiver for use with Khadas IR remote
F LEDs Status indicator LEDs
G FPC Connector 10-pins, 0.5mm pitch, with I2C, IOs
H I-Pex Wi-Fi / Bluetooth Connector Wi-Fi / BT Antenna connector

Back side

Component Purpose
1 Pogo Pads External 5V power input, can be provided by vTV Board(DVB Tuner)
2 Micro-SD Card Slot Boot alternative OSes via a micro-SD card, or just for extra storage
3 MCU STM8S003 micro-controller with programmable EEPROM
4 MCU Pogo Pads SWIM, UART, ADC, NRST
5 M-Register Shortcut to mask the eMMC
6 SPI Flash Flash memory module that interfaces over SPI
7 20-Pin Pogo Pads USB, I2C, DVB-Bus, IOs, for docking with the vTV Board(DVB Tuner)
8 XPWR Pads Connect an external power switch using these pads

Hardware buttons

Reset Function Power Purpose
x Force Reboot VIM2
x Enter Upgrade Mode (TST) (V14 only)
x Power On/Wake Up VIM2
x x Enter Upgrade Mode (KEYS)

Special button shortcuts

  • Press FUNCTION 3 times in 2 seconds to enter MaskROM mode. (V14 only)

GPIO header pinout

SIGNAL PIN PIN SIGNAL
5V121GND
5V222I2C_SCK_A
HUB_DM1323I2C_SDA_A
HUB_DP1424GND
GND525I2C_SCK_B
GPIODV_21626I2C_SDA_B
GPIODV_227273.3V
GPIODV_23828GND
GND929I2S_SCLK
ADC_CH01030I2S_MCLK
1.8V1131I2S_SDO
ADC_CH21232I2S_LRCK
SPDIF1333I2S_SDI
GND1434GND
UART_RX_AO_B1535PWM_D
UART_TX_AO_B1636RTC_CLK
GND1737GPIOH_5
Linux_RX1838EXP_INT
Linux_TX1939GPIODV_13
3.3V2040GND
2022/07/08 03:32 · 1 Comment

Schematics & Drawings

Datasheets

Misc