Pi-WiFi4_PCBA

Pi-WiFi4_PCBA

Raspberry Pi™ form factor embedded board with 2.4 GHz WiFi 4, Ethernet and 4× USB 2.0


  1. Qualcomm™ QCA9531 (650 MHz single-core MIPS)
  2. 128 MB of DDR2 RAM
  3. 16, 32 or 64 MB of SPI NOR flash
  4. Integrated WiFi N300 2.4 GHz (up to 27 dBm)
  5. 1× Fast Ethernet with ESD protection
  6. 4× USB 2.0 Type-A (host)
  7. 1× push-button
  8. 8-pin console and GPIO header (1.27 mm pitch)
  9. 1× USB 2.0 micro Type-B (power, system console)
  10. 3× LED

Pi-WiFi4 PCBA is a high-power WiFi 802.11n router board in Raspberry Pi™ 3B shape, equipped with Fast Ethernet and 4× USB 2.0

Pi-WiFi4 offers an integrated 802.11b/g/n WiFi (2.4 GHz, N300, up to 27 dBm) radio with IPEX/U.FL antenna connectors, single Fast Ethernet and four USB 2.0 interfaces for various applications.

Official OpenWrt support, web-based recovery and system serial console access over the micro USB connector (driver free) make development extremely easy.

Parameter Value
SOC Qualcomm™ QCA9531 with 650 MHz single-core MIPS 24Kc CPU
RAM 128 MB of DDR2
Flash 16, 32 or 64 MB of SPI NOR flash
WiFi 802.11b/g/n 2T2R 2.4 GHz
2× IPEX/U.FL antenna connectors
USB 4× USB 2.0 Type-A (host)
Genesys Logic GL850G USB 2.0 HUB
1× USB 2.0 micro Type-B for system serial console access (driver free)
Ethernet 1× Fast Ethernet with ESD protection
Pin headers 1× 8-pin system serial console and GPIO (1.27 mm pitch)
Button 1× push-button (reset)
LED 1× power (blue)
1× USB (blue)
1× WLAN (blue)
Other External hardware watchdog
Software U-Boot with web-based firmware recovery support
Officially supported in OpenWrt (Linux Kernel 5.4)
Power supply USB 2.0 micro Type-B for 5 V DC input
Mounting holes ∅ 3 mm, 58 × 49 mm
Dimensions 85 × 56 × 17 mm
Operating humidity 5 % ~ 95 % RH, non-condensing
Operating temperature -40 ° ~ 65 ° C
Weight 36 g

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