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LeMaker Guitar Baseboard Rev. B Plus

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LeMaker Guitar Baseboard Rev. B Plus V1.1

(Est.) release date: September 2015
Country of manuf.: China

Amazon image

B079CGX339 (Flag of the United States.svg, On Amazon, On CCC)

Type: single-board computer

Power: 12 VDC, 2 A
Connector type: barrel
Conn. measurements: 5.5 mm (OD), 2.1 mm (ID)

CPU1: Actions Semi S500 (1.3 GHz, 4 cores)
FLA1: 8 GiB
8,192 MiB
8,589,934,592 B
67,108,864 Kib
8,388,608 KiB
65,536 Mib
(SK Hynix H26M41103HPR)
RAM1: 1 GiB
1,024 MiB
1,073,741,824 B
8,388,608 Kib
1,048,576 KiB
8,192 Mib
(SK Hynix H5TQ4G63AFR-PBC × 2)

Expansion IFs: USB 2.0, USB 3.0, Micro SD Card slot
USB ports: 3

WI1 chip1: Realtek RTL8723BS
WI1 802dot11 protocols: bgn
WI1 MIMO config: 1x1:1
WI1 antenna connector: integrated

ETH chip1: Actions Semi S500
ETH chip2: Realtek RTL8201F
LAN speed: 100M
LAN ports: 1


Additional chips
PMU Audio Subsystem;Actions Semi;ATC2603C;;1;
60V P-Channel MOSFET;Alpha & Omega (Α&Ω);AO4421;;1;
4A, 21V 500kHz Synchronous Step-Down Converter;Richtek;RT8288A;;1;

Stock bootloader: U-Boot

Stock FW OS: Linux

Third party firmware supported: Armbian, Arch Linux (Arm), Android

Flags: HDMI, LVDS, MIPI CSI, Bluetooth 4.0, Audio out 3.5mm jack, I2S, IR receiver, GPIO

802dot11 OUI: none specified

For a list of all currently documented Actions chipsets with specifications, see Actions.
For a list of all currently documented Realtek chipsets with specifications, see Realtek.

LeMaker Guitar B Plus Package Product page Downloads

Hardware specification[edit]

  • CPU: Actions Semi S500 Quad-core Cortex-A9r4
  • GPU: PowerVR SGX544
  • Memory: 1GB (SDRAM) DDR3
  • Storage: 8GB eMMC, TF card (max. 64GB) / MMC card slot
  • Network: 10/100 Ethernet
  • WiFi & BT: Realtek RTL8732BS, Bluetooth 4.0
  • GPIO: 40-pin Header w/28x GPIO
  • Power Source: 12V/2A via DC power