Overview
EPC-R3720 is an ARM® Cortex®-A53 i.MX8MPlus-based secured, compact-sized, low-power consumed Edge AI Box, best for your Edge AI Inference with Neural Network Accelerator up to 2.3 TOPS, HDR-Capable ISP of 375 MPixels/s, with a wide range of I/O extension and oriented for industrial automation.
- NXP i.MX8M Plus Cortex-A53 Quad/Dual up to 1.8GHz
- On-board LPDDR4 6 GB, 4000MT/s memory
- HDMI up to 3840 x 2160 at 30Hz resolution
- Dual GbE LAN, 1 USB2.0 and 1 USB 3.2 Gen 1
- 1 Micro SD Socket & 1 Nano SIM Slot
- 1 mini-PCIe for 3G/4G, 1 M.2 2230 Key E Slot
- Yocto Linux and Android
- Five rear I/O configurations available for different requirements
Connector List
DC-In
EPC-R7300 support a lockable DC two pole terminal block that can be connected 9-24 DC external power input

| Pin | Pin Name | Pin | Pin Name |
|---|---|---|---|
| 1 | +12V | 2 | GND |
| 3 | GND |
USB Ports
EPC-R7300 supports 1 * USB3.2 Gen 1 by 1 Type A ports and 1 * USB2.0.Type A ports on the front side, which are Host.

| Pin | Pin Name | Pin | Pin Name |
|---|---|---|---|
| 1 | +VBUS_USB5 | 2 | USB1_D- |
| 3 | USB5_D+ | 4 | GND |
| 5 | USB5_SSRX- | 6 | USB1_SSRX+ |
| 7 | GND | 8 | USB1_SSTX- |
| 9 | USB5_SSTX+ | 10 | +VBUS_USB6 |
| 11 | USB6_D- | 12 | USB6_D+ |
| 13 | GND | ||
| H1 | GND | H2 | GND |
| H3 | GND | H4 | GND |
LAN Ports
EPC-R3720 supports 2 * 10/100/1000Mbps LAN ports on the front side.

LAN 1 / LAN 2
| Pin | Pin Name | Pin | Pin Name |
|---|---|---|---|
| 1 | LAN1_MDIO+ | 2 | LAN1_MDIO- |
| 3 | LAN1_MDI1+ | 4 | LAN1_MDI1- |
| 5 | GND | 6 | GND |
| 7 | LAN1_MDI2+ | 8 | LAN1_MDI2- |
| 9 | LAN1_MDI3+ | 10 | LAN1_MDI3- |
| 11 | LAN1_ACT# | 12 | +2.5V_VDDH1 |
| 13 | LAN1_LED_1000# | 14 | LAN1_LED_10_100# |
HDMI
EPC-R3720 supports 1 HDMI 2.0 , for up to 3840 * 2160 resolution at 30Hz.

| Pin | Pin Name | Pin | Pin Name |
|---|---|---|---|
| 1 | HDMI_TD2+ | 2 | GND |
| 3 | HDMI_TD2- | 4 | HDMI_TD1+ |
| 5 | GND | 6 | HDMI_TD1- |
| 7 | HDMI_TD0+ | 8 | GND |
| 9 | HDMI_TD0- | 10 | HDMI_CLK+ |
| 11 | GND | 12 | HDMI_CLK- |
| 13 | HDMI_CEC | 14 | HDMI_Utility/eARC+ |
| 15 | HDMI_DDC_SCL | 16 | HDMI_DDC_SDA |
| 17 | GND | 18 | +5V |
| 19 | HDMI_HPD/eARC- |
COM/CAN
EPC-R3720 supports 1 * DB9 port at the front side which is default used as debug console, but can be configured as RS-232/RS-422/RS-485, and also with 1 * CAN-FD signal.

| Pin | RS-232 (Default used as Debug Console) | RS-422 | RS-485 | CAN-FD |
|---|---|---|---|---|
| 1 | COM_DCD | RS-422_TXD- | RS-485_D- | - |
| 2 | COM_RXD | RS-422_TXD+ | RS-485_D+ | - |
| 3 | COM_TXD | RS-422_RXD+ | - | - |
| 4 | COM_DTR | RS-422_RXD- | - | - |
| 5 | GND | GND | GND | - |
| 6 | - | - | - | CAN1_H |
| 7 | COM_RTS | - | - | - |
| 8 | COM_CTS | - | - | - |
| 9 | - | - | - | CAN1_L |