Waveshare 19887 CM4-IO-BASE-A
Artno.: WS1-019887
Mini Base Board (A) Designed For Raspberry Pi Compute Module 4

from 23.80 € incl. 19% VAT
20.00 € excl. VAT
10+ On stock

Shipping time: 1 - 3 business days

Your configuration
23.80 € incl. 19% VAT *

Description

Mini Base Board for Compute Module 4

suitable for evaluating the Raspberry Pi CM4 or being integrated into end products

Powerful functions in a credit card sized body

What's the differences

CM4 IO Board Waveshare mini IO Board Waveshare PoE IO Board (B) Waveshare PoE IO Board Raspberry Pi IO Board
Lite Ver. Full Ver.
PoE N/A integrates 802.3af-compliant PoE circuit (5V/2.5A) PoE header only
USB USB 2.0 × 2 USB 2.0 × 2 (via FFC connector) USB 2.0 × 4 USB 3.2 Gen1 × 4 USB 2.0 × 2 USB 2.0 × 2 (via pin header)
Header 40PIN GPIO × 1 40PIN GPIO × 1 RS485 × 1 RS232 × 1 standard PCIe Gen 2 × 1 40PIN GPIO × 1 40PIN GPIO × 1 standard PCIe Gen 2 × 1
STORAGE M.2 Slot × 1
(3.3V/1A max.)
M.2 Slot × 1
(3.3V/3A max.)
-- -- --
HDMI HDMI × 1 HDMI × 1 (via FFC connector) supports 4K 30fps output HDMI × 2 supports 4K 30fps output
DSI Display MIPI DSI display port × 1 (15pin 1.0mm FPC connector) MIPI DSI display port × 2 (15pin 1.0mm FPC connector) MIPI DSI display port × 2 (22pin 0.5mm FPC connector)
CSI Camera MIPI CSI-2 camera port × 2 (15pin 1.0mm FPC connector) MIPI CSI-2 camera port × 2 (22pin 0.5mm FPC connector)
Power Input 5V 5V 7V~36V 12V
Fan 5V 5V / 12V 12V
no fan control allows speed adjustment and measurement
RTC N/A Real-time clock with battery socket and ability to wake Compute Module 4
Ethernet Gigabit Ethernet RJ45
CM4 Socket suitable for all variants of Compute Module 4
SD Card Slot MicroSD card socket for Compute Module 4 Lite (without eMMC) variants
Dimensions (mm) 85.0 × 56.0 124.50 × 108.80 160 × 90

Connecting with Compute Module 4

standard CM4 socket and color-coded Raspberry Pi 40PIN GPIO headersuitable for Compute Module 4 Lite/eMMC series module

Compact, yet Complete

onboard multiple connectors including: CSI/DSI/FAN/HDMI/USB/RJ45 Gigabit Ethernet/Micro SD Card Slot/M.2 Slot

What's On Board

  1. CM4 socket suitable for all variants of Compute Module 4
  2. Power input/Programming 5V/2.5A power supply, or used for eMMC burning
  3. DISP MIPI DSI display port
  4. FAN for connecting cooling fan, allows speed adjustment and measurement
  5. CAM 2x MIPI CSI camera ports
  6. HDMI0 connector HDMI0 port, supports 4K 30fps output
  7. USB 2.0 ports 2x USB 2.0 ports, for connecting sorts of USB devices
  8. Gigabit Ethernet connector Gigabit Ethernet RJ45 connector, with 10 / 100 / 1000M network support
  9. M.2 indicator indicating the operating status of M.2 interface
  10. ACT indicator indicating the operating status of Raspberry Pi
  11. PWR indicator indicating the status of Raspberry Pi power supply
  12. BOOT selection ON: CM4 would be booted from USB-C interface OFF: CM4 would be booted from eMMC or Micro SD card
  1. 40PIN GPIO header
  2. Micro SD card slot for connecting a Micro SD card with pre-burnt image (Lite variant ONLY)
  3. HDMI1 FFC connector HDMI1 port, supports 4K 30fps output
  4. USB 2.0 FFC connector can be connected through an adapter
  5. FE1.1S USB HUB chip, expanding one USB port to 4x ports
  6. M.2 slot supports sorts of NVME SSD, or communication modules with PCIE M.2 KEY-M interface

Outline dimensions

Application example

for reference only, CM4, display, and cameras are NOT included.

Resources & Services

* Resources for different product may vary, please check the wiki page to confirm the actually provided resources.

Package Contents

  1. CM4-IO-BASE-A x1
  2. SSD mounting screw x1
1
2

Shipping weight: 0.06 Kg

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