Qxwlan E750A V4
Important notice
First version of these boards are using different mtd layout, with ART data at the end. You should not use v2 images on v1 board because it will result in loss of ART data!
Supported Versions
Hardware Highlights
Installation
Flash instruction (using U-Boot CLI and tftp server):
1. Configure PC with static IP 192.168.1.10 and tftp server. 2. Rename "sysupgrade" filename to "firmware.bin" and place it in tftp server directory. 3. Connect PC with one of RJ45 ports, power up the board and press "enter" key to access U-Boot CLI. 4. Use the following command to update the device to OpenWrt: "run lfw".
Flash instruction (using U-Boot web-based recovery):
1. Configure PC with static IP 192.168.1.xxx(2-254)/24. 2. Connect PC with one of RJ45 ports, press the reset button, power up the board and keep button pressed for around 6-7 seconds, until LEDs start flashing. 3. Open your browser and enter 192.168.1.1, select "sysupgrade" image and click the upgrade button.
U-boot controller
U-Boot 1.1.4 (Jun 27 2018 - 11:23:19)
(AR9344) U-Boot for E750A
DRAM: 128 MB DDR2 32-bit
FLASH: Winbond W25Q64 (8 MB)
CLOCKS: 560/450/225/28 MHz (CPU/RAM/AHB/SPI)
LED on during eth initialization...
eth0 up
eth0
Setting 0xb8116290 to 0xc0802d0f
Hit any key to stop autobooting: 0
ath>
Default FLASH Layout
m25p80 spi0.0: found s25fl064k, expected m25p80 m25p80 spi0.0: s25fl064k (8192 Kbytes) 7 cmdlinepart partitions found on MTD device spi0.0
| Partition | Start | End | Size | Erasesize | Name |
|---|---|---|---|---|---|
| mtd0 | 0x000000000000 | 0x000000040000 | 0x00040000 | 0x00010000 | u-boot |
| mtd1 | 0x000000040000 | 0x000000050000 | 0x00010000 | 0x00010000 | u-boot-env |
| mtd2 | 0x000000050000 | 0x000000060000 | 0x00010000 | 0x00010000 | pri-data |
| mtd3 | 0x000000060000 | 0x000000070000 | 0x00010000 | 0x00010000 | art |
| mtd4 | 0x000000700000 | 0x0000001D0000 | 0x00160000 | 0x00010000 | kernel |
| mtd5 | 0x0000001D0000 | 0x000000800000 | 0x00630000 | 0x00010000 | rootfs |
| mtd6 | 0x000000070000 | 0x000000800000 | 0x00790000 | 0x00010000 | firmware |
Hardware
Info
| Architecture | MIPS |
|---|---|
| bootloader | web u-boot |
| System-On-Chip | AR9344 |
| CPU/Speed | MIPS74Kc 560 MHz |
| Flash size | 8 MB NOR-Flash |
| RAM | 128 MB DDR2 RAM |
| Wireless | WiFi g/n with AR9344 |
| Ethernet | 2x 10/100 Base-T(X) |
| Antenna | 2T2R 5 GHz MMCX*2 |
| PCIE | 1x miniPCIE |
| Serial | YES (via miniUSB or RS232 (soldering needed)) |
| LED | Standard Ethernet LED's, WIFI LED |
| Hardware buttons | reset button |
| Power | 1x DC jack for main power input (12-48 V) |
| Board Size | 85 x 85x 16mm (L x W x H) |
Specification
- 560/450/225 MHz (CPU/DDR/AHB)
- 64/128 MB of RAM (DDR2)
- 8/16 MB of FLASH (SPI NOR)
- 2T2R 5 GHz (AR9344)
- 2x 10/100 Mbps Ethernet (one port support POE)
- 7x LED (1x RGB, 6 driven by GPIO)
- UART (J23), USB (J102), LEDs header on PCB
Photos
Serial
Serial connection settings: 115200 8N1, no hardware flow control.
