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VIM1S Interfaces

Top side

Component Purpose
1 USB-A USB 2.0 speed, 500mA max output
2 RJ-45 10/100 Mbps Ethernet
3 HDMI HDMI 2.1b with 3D, HDR, CEC and HDCP 2.2
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, 750mA max output
6 Fan header Khadas 4-wire PWM fan
7 Reset button Device hardware reset
8 Function button Multi-functional
9 Power button Turns on/off device and other multi-functions
A RTC battery header Attaching real-time clock battery
B SPI-Flash 32MB SPI-Flash memory
C 40-Pin GPIO VIM1S GPIO Header, and for extensions: Tone, …
D Infrared module Dual channel infrared receiver for use with Khadas IR remote
E LEDs Status indicator LEDs
F MCU Advanced device hardware control
G MHF2 Wi-Fi/BT connector Wi-Fi/Bluetooth antenna connector

Back side

Component Purpose
1VIN5V additional power input
2Micro-SD card slotSD-card storage, or boot device from SD card
3IOExtension FPC IO connector
4XPWR PadsConnect an external power switch using these pads

Hardware buttons

Reset Function Power Purpose
x Hardware device reset
x Enter upgrade mode (TST)
x Power-On / Wake-Up device
x x Enter upgrade mode (KEYS)

Special button shortcuts

  • Press FUNCTION 3 times in 2 seconds to enter MaskROM mode
  • Boot OOWOW - hold FUNCTION and short press RESET

GPIO Header pin-out

Last modified: 2022/10/20 02:22 by hyphop