Main control chip: MT7628NN
Specifications: 2T2R
Speed: 300M
Interface: USB, WAN, LAN, I2S, I2C/PCM, UART, GPIO
Size: 38.5*26mm (L*W)
Working voltage: 5V, support customized 3.3V
Wireless standard: 802.11b/g/n
Band width: 2.4G
Working temperature: -20°C to +85°C
Features
■ The module is based on Taiwan’s MTK’s MT7628NN main chip solution, the main frequency is up to 580MHz, and it is equipped with 64MB DDR2 RAM and 8MB SPI FLASH
■ Conforms to IEEE802.11b/g/n wireless network protocol, supports three working modes of bridging, routing, and access point.
■ Adopt 2x2 MIMO (Multiple input multiple output) architecture, wireless signal multi-channel transmission and reception, transmission rate up to 300Mbps
■ Achieve a variety of communication transmission, input and output control, intelligent control of IOT applications, convenient for debugging and product development
■ Multiple GPIOs, 1 UART interface, 1WAN, 3LAN/4LAN wired network port “stamp hole” and “pin” dual design external connection method two IPEX sockets, freely configurable antenna type
■ Application areas: smart home, wireless storage, WIFI speakers, network cameras, baby monitoring, routers, repeaters, wireless APs
Module size chart
Module pin
Conncctor J1 | ||
1 | USB_D- | GPIO |
2 | USB_D+ | |
3 | GND | |
4 | SD_D2 | MDI_TN_P4 |
5 | SD_D3 | MDI_TP_P4 |
6 | SD_CMD | MDI_RN_P4 |
7 | SD_CLK | MDI_RP_P4 |
8 | SD_CD | MDI_TN_P3 |
9 | SD_WP | MDI_TF_P3 |
10 | SD_D0 | MDI_RN_P3 |
11 | SD_D1 | MDI_RP_P3 |
12 | TXON0 | MD1_TN_P0 |
13 | TXOP0 | MDI_TP_P0 |
14 | RXIN0 | MDI_RN_P0 |
15 | RXIP0 | MD_RP_P0 |
16 | GND | |
17 | UART_RXD0 | GPIO#13 |
18 | UART_TXD0 | GPIO#12 |
19 | GPIO_0 | GPIO#12 |
Conncctor J2 | ||
1 | I2C_SD | GPO#5 |
2 | 12C_SCLK | GPO#4 |
3 | I2C_CLK | GPIO#3 |
4 | I2S_WS | GPIO#2 |
5 | I2S_DO | GPIO#1 |
6 | I2S_DI | GPO#0 |
7 | GND | |
8 | UART_RXD1 | GPIO#46 |
9 | UART_TXD1 | GPO#45 |
10 | WLED_N | GPIO#44 |
11 | LINK0 | |
12 | LINK3 | |
13 | LINK4 | |
14 | WPS_RES_PBC | |
15 | REF_CLKO | GPO#38 |
16 | GND | |
17 | GND | |
18 | VIN | |
19 | VIN |