PHPoC IoT Gateway
-  P5H-151    -  P5H-154
-  P5H-152    -  P5H-155
-  P5H-153    -  P5H-156
Custom Solution Services
PHPoC IoT Board
-  PHPoC Black
-  PHPoC Blue
-  Expansion Board
-  Smart Expansion Board
PHPoC IoT Module
-  P4M-400
PHPoC Shield for Arduino
-  PHPoC WiFi Shield 2
-  Smart Expansion Board
Retired Products
-  PBH-101-  PHPoC Shield
-  PBH-104-  PHPoC WiFi Shield
-  PBH-204-  PHPoC Shield 2



The P4M-400 is a module type of PHPoC IoT Board. It has functionalities of PHPoC IoT Board. The module is designed to be intergrated into other products.
The module supports 10/100M Ethernet as well as IEEE802.11b/g Wireless LAN connectivity, various network protocols, security protocols, authentication and encryption algorithms.
In addition, the module has various interfaces such as ADC, UART, SPI, I2C, hardware timer, digital input/output, etc, which can be used to connect with sensors/actuators.
With natures of PHPoC, PHPoC Module can be used to create IoT devices easily and quickly.
The evaluation board for PHPoC Module is available for to quickly doing proof-of-concept prototypes before beforing designing custom circuits.

  • Modular PHPoC
  • PHPoC Interpreter
  • Provides simple development environment via USB
  • 10/100Mbit Ethernet
  • IEEE802.11b/g Wireless LAN
  • 26 x Digital I/O
  • 4 x Analog input port
  • 2 x UART port
  • 4 x hardware timer
  • I2C and SPI interfaces
  • 32.768KHz crystal as RTC clock source
  • Full TCP/IP stack
  • Embedded Web server and WebSocket server
  • Various network protocols such as SMTP, ESMTP (for sending email), DNS, MySQL, Telnet, SSH,etc
  • Real-time debugging source code via PHPoC Debugger

Hardware P4M-400

Input DC 3.3V (±0.3V)
Current Consumption Typical - about 110mA (* without USB WLAN adapter)
Power Down mode - less than 200uA

Network 10/100Mbps Ethernet
IEEE802.11b/g Wireless LAN (require Ralink
RT3070/5370 chipset Wireless LAN Adapter)
USB USB Host - for WLAN adapter
USB Device - for PC
Digital I/O maximum 26 ports
Analog Input ADC_CH0 ~ 3, AREF, 12-bit resolution
Hardware Timer (HT) HT0 ~ 3, toggle/pulse/pwm output and capture mode
UART 2 X UART Ports(UART0 ~ 1), Baudrate: 1,200 bps ~ 230,400 bps

Wireless LAN
WiFi Security WPA-PSK / WPA2-PSK, WPA-Enterprise(TTLS/PEAP)

Storage/Operating -40℃ ~ 85℃

Dimension 50mm x 32mm x 9mm

Weight about 8g

Environment RoHS Compliant

Introduction PHPoC Solution
Part Number Part Component Description
P4M-400-SKE P4m-400 Body P4M-400 Starter KIT
Evaluation Board
USB Wireless LAN Adapter
1.5m Micro USB Cable
1.5m LAN Cable
PHPoC User Card
P4M-400-DKE P4m-400 Body P4M-400 Developer KIT
P4M-400 x 3pcs
Evaluation Board x 2pcs
USB Wireless LAN Adapter x 2pcs
1.5m Micro USB Cable x 2pcs
1.5m LAN Cable x 2pcs
PHPoC User Card
P4M-400-20EA P4m-400 Body P4M-400 x 20pcs
P4M-400-100EA P4m-400 Body P4M-400 x 100pcs
Optional Accessories Description Note
PHPoC Lever de-stacklever
PHPoC De-Stack Lever