EnGenius EWS2910P
The EWS2910P is a 8-port Gigabit PoE L2 switch with 2 SFP ports and a fan-less design. It can provide up to 61.6 Watts of PoE power on the 8 Gigabit ports.
Hardware
- RTL8380M SoC
- Macronix MX25L25635EMI (32MB flash)
- (Nanya NT5CC256M8IN (256MB DDR3 SDRAM)
- RTL8231 GPIO extender to control the port LEDs, system LED and a reset button.
- STMicro ARM microcontroller to manage PoE
- 2x Broadcom BCM59111KMLG PoE controllers
- STMicro PM8803 PoE-PD Interface and PWM Controller
2 Uplink ports are SFP cages which support 1000 Base-X mini GBIC modules.
Power is supplied via a 48V 1.75A (optional 54V 1.66A) barrel connector.
A 3.3V TTL Serial header is found at JP1. Pins are marked G (Ground) R (Receive) T (Transmit) V (Voltage). Serial connection is via 115200 baud, 8N1.
Board details
Pin-outs
SoC UART
- J1.1: GND
- J1.2: RX
- J1.3: TX
- J1.4: VCC, 3.3V
Firmware
The switch ships with U-Boot 2011.12 and ucLinux 2.6.19. It has a web interface for basic management, including firmware updates. The board identifies as RTL8380M_INTPHY_2FIB_1G_DEMO.
| Flash layout | |||||||
|---|---|---|---|---|---|---|---|
| Name | u-boot | u-boot-env | device-info | config | log | firmware1 | firmware2 |
| Size | 512k | 64k | 64k | 14M | 2M | 8M | 8M |