EMAC, inc.

PPC E4+ Compact Panel PC

Compatible Architectures: ARM

The PPC-E4+ is an ultra compact Panel PC with a 4.3" WQVGA (480 x 272) TFT color LCD and 4 wire resistive touch screen. The dimensions of the PPC-E4+ are 4.8" by 3.0", about the same dimensions as that of popular touch cell phones. The PPC-E4+ comes with either Windows CE 6.0 or EMAC’s Embedded Linux distribution installed and fully configured on the onboard flash. Just apply power and watch the User Interface appear on the vivid color LCD. The PPC-E4+ compact Panel PC utilizes a System on Module (SoM) for the processing core. This allows the user to easily upgrade, if more memory capacity, storage capacity or processing power is required. The PPC-E4+ includes an embedded ARM 9 SoM; this ARM Single Board Computer features a 400Mhz Fanless Low Power Processor with video and touch. The SoM provided with the PPC-E4+ supports up to 256MB of SDRAM, up to 1GB of Flash, and up to 8MB of serial data flash. Typical power consumption is less than 5 Watts and the LED backlight can be shut off when not in use to further decrease its power consumption. The PPC-E4+ offers three RS-232 serial ports, and one RS232/422/485 port. Also provided are two USB 2.0 ports , an Audio Beeper and a battery backed real time clock. 2 MicroSD flash card sockets provide for additional Flash storage. The PPC-E4+ can be connected to a network using the 10/100 Base-T Ethernet controller and its onboard RJ-45 connector.


The PPC-E4+ starts at $375 USD per unit.


  • Low Power Consumption – ARM9 400Mhz Fanless Processor
  • 4.3" Color LCD with Resistive Touch Screen
  • Compact Open-Frame Design
  • Ready to Run Operating System Installed on Flash
  • Power Over Ethernet and Audio with Line-in/out



  • ARM9 400Mhz Fanless Processor, Up to 256 MB SDRAM, Up to 1 GB Flash, up to 8MB Bytes of Serial Data Flash
  • 480×272 WQVGA TFT LCD with 4 wire Resistive Touch Screen
  • 3 serial RS232 serial ports with handshaking & 1 RS232/422/485, 1 USB 2.0 (High Speed) Host port, 1 USB 2.0 (High Speed) OTG Port, 1 SPI & 1 I2C port
  • 2 MicroSD Flash Card Sockets, 1 Audio Beeper, Timer/Counters and Pulse Width Modulation (PWM) ports, 4 Channel 10-bit Analog-to-Digital converter
  • Dimensions: 4.8" L x 3.0" W x 1.2" H
  • Power Supply Voltage: +5V DC to 35V DC, with PoE Provision


User Interface for Process Control & Industrial Automation



Contact Information

EMAC, inc.

2390 EMAC Way
PO Box 2042
Carbondale, IL, 62902

tele: 618.529.4525
fax: 618.457.0110

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