1.产品概述
XB9531M是兼容IEEE802.11b/g/n的300Mbps内置无线路由模块,它是一款适应于***\智能网关等无线网络的WIFI模块,该内置无线路由模块提供一个60(2*30)Pin接口用于连接至设备主板,具备无线路由所有功能、安全机制,支持 IEEE802.11g,802.11b,
802.11i,802.1X,802.3,802.3u,802.3X,802.11n标准,带给用户非凡的无线上网体验。
卖点:
● 内置模块,体积小巧,易于装配
● 11N无线技术、300Mbps无线速率
● 支持 ATHEROS 无线技术能大幅加强其无线发射能力,并增强无线信号的稳定性、扩大无线覆盖范围
芯片方案:
XB9531M 802.11b/g/n 300M内置无线路由模块方案是采 ATHEROS AR9531芯片,芯片整合了MIPS 24K 处理器,主频550MHZ、Switch(MAC,PHY部分)以及集成了无线部分的 MAC、RF、PA、LNA部分,功能强大,集成度高。
内存(DDR2):128MB(字节);闪存,(Flash):16MB(字节)
2.功能特性
PCI Express 1.1接口
USB2.0接口
4个IEEE 802.3以太网LAN口
支持64/128bit WEP,WPA/APA2 PSK
内置DHCP服务器,内置防火墙
两路2.4GHz无线RF收发天线
供电电压3.3V
512M16bit随机存储器
16Mb SPI Flash
20/40兆赫信道带宽
支持OPENWRT系统
16MB FLASH,128MB (1G bit) DDR2
3.技术标准:
IEEE802.11b/802.11g/802.11n,IEEE802.3/802.3u
WLAN Rate:
11n:
802.11n HT20:max,72.2Mbps@MCS7:1Nss
Max,144.4Mbps@MCS15:2Nss
802.11n HT40:max,150Mbps@MCS7:1Nss
max,300Mbps@MCS15:2Nss
11g:
54,48,36,24,18,12,11,9,6,5.5,2,1Mbps
11b:
11,5.5,2,1Mbps
WLAN特性:
● 支持2.4GHz,兼容2.4GHz,IEEE802.11g,IEEE802.11n,
IEEE802.11b标准
● 支持 64/128/152-bit WEP 加密,同时支持 128 bit WPA
standard(TKIP/AES),IEEE802.1X 等安全加密机制。
● 支持 SSID 广播控制和基于 MAC 地址的访问控制
● 工作信道数:1-13
● 频率范围:2.4~2.4835GHz
● 展频技术:DSSS(直接序列展频)
● 数据调制方式:BPSK,QPSK,CCK and OFDM (BPSK/QPSK/16-QAM/64-QAM)
● 灵敏度@ PER(错包率):MCS15:-62dBm@10%PER;MCS7:
-65dBm@10%PER; 54M: -68dBm@10%PER; 11M:-84dBm@8% PER; 6M:-88dBm@10% PER;1M:-90dBm@8% PER (典型值)
● 传输距离:室内***远60米,室外***远150米(因环境而异)
● RF 功率:11n 13dBm 11g 13-15dBm, 11b 16-18dBm
● 天线类型:提供 I-PEX RF 同轴接口(50欧阻抗),可以接不同类型的天线。
II.管脚功能描述
Pin NO |
Pin Name |
Type |
Description |
1 |
GND |
G |
Ground |
2 |
GND |
G |
Ground |
3 |
GPIO11 |
I/O |
General Purpose I/O |
4 |
P1_RX+ |
IA |
Ethernet port 1 receive pair, can be grounded if not used |
5 |
LED_LINK3 |
I/O |
General Purpose I/O |
6 |
P1_RX- |
IA |
Ethernet port 3 receive pair, can be grounded if not used |
7 |
LED_LINK2 |
I/O |
General Purpose I/O |
8 |
P1_TX+ |
IA |
Ethernet port 2 tran***it pair, can be left open if not used |
9 |
GND |
G |
Ground |
10 |
P1_TX- |
IA |
Ethernet port 2 tran***it pair, can be left open if not used |
11 |
P3_TX- |
IA |
Ethernet port 2 tran***it pair, can be left open if not used |
12 |
GND |
G |
Ground |
13 |
P3_TX+ |
IA |
Ethernet port 2 tran***it pair, can be left open if not used |
14 |
P2_TX+ |
IA |
Ethernet port 2 tran***it pair, can be left open if not used |
15 |
P3_RX+ |
IA |
Ethernet port 1 receive pair, can be grounded if not used |
16 |
P2_TX- |
IA |
Ethernet port 2 tran***it pair, can be left open if not used |
Pin NO |
Pin Name |
Type |
Description |
17 |
P3_RX- |
IA |
Ethernet port 3 receive pair, can be grounded if not used |
18 |
P2_RX+ |
IA |
Ethernet port 3 receive pair, can be grounded if not used |
19 |
3.3V |
P |
Power |
20 |
P2_RX- |
IA |
Ethernet port 3 receive pair, can be grounded if not used |
21 |
3.3V |
P |
Power |
22 |
GND |
G |
Ground |
23 |
GPIO0 |
I/O |
General Purpose I/O |
24 |
P4_RX+ |
IA |
Ethernet port 3 receive pair, can be grounded if not used |
25 |
GPIO1 |
I/O |
General Purpose I/O |
26 |
P4_RX- |
IA |
Ethernet port 3 receive pair, can be grounded if not used |
27 |
GPIO2 |
I/O |
General Purpose I/O |
28 |
P4_TX+ |
IA |
Ethernet port 2 tran***it pair, can be left open if not used |
29 |
|
|
|
30 |
P4_TX- |
IA |
Ethernet port 2 tran***it pair, can be left open if not used |
31 |
|
|
|
32 |
P0_RX+ |
IA |
Ethernet port 3 receive pair, can be grounded if not used |
33 |
|
|
|
34 |
P0_RX- |
IA |
Ethernet port 3 receive pair, can be grounded if not used |
35 |
USB_DP |
IA/OA |
USB D+ signal; carries USB data to and from the USB 2.0 PHY |
36 |
P0_TX+ |
IA |
Ethernet port 2 tran***it pair, can be left open if not used |
37 |
USB_DM |
IA/OA |
USB D- signal; carries USB data to and from the USB 2.0 PHY |
38 |
P0_TX- |
IA |
Ethernet port 2 tran***it pair, can be left open if not used |
39 |
GPIO13 |
I/O |
General Purpose I/O |
40 |
GND |
G |
Ground |
41 |
VDD25 |
P |
Power |
42 |
***DD20 |
P |
Power |
43 |
RST_B |
IO |
This signal is internally pulled upto 3.3 V. I’s recommended to le***ethis signal floating if resetting the chip externally is not required. Otherwise the RESET_L input must bedriven with 3.3 V logic |
Pin NO |
Pin Name |
Type |
Description |
44 |
***DD20 |
P |
Power |
45 |
JUMP_ST_SW |
I/O |
General Purpose I/O |
46 |
GND |
G |
Ground |
47 |
GND |
G |
Ground |
48 |
SPI_MI_SO_DEV |
|
|
49 |
3.3V |
P |
Power |
50 |
SPI_CLK |
|
|
51 |
3.3V |
P |
Power |
52 |
SPI_MO_SI |
|
|
53 |
INTERNTE_LED |
I/O |
General Purpose I/O |
54 |
LED_LINK1 |
I/O |
General Purpose I/O |
55 |
|
|
|
56 |
GPIO12 |
I/O |
General Purpose I/O |
57 |
UART_SIN |
I/O |
General Purpose I/O |
58 |
UART_SOUT |
I/O |
General Purpose I/O |
59 |
GND |
G |
Ground |
60 |
GND |
G |
Ground |
工作环境和热系统设计:
模块在自然通风条件下,
工作的温度范围为:-10 ~ 60℃,相对温度 10%~90% 。
储运的温度范围为:-20℃ - 70℃,相对温度 5% - 95%
附加的散热措施(参考下图):
- 做了屏蔽罩兼容设计,如果不加屏蔽罩能过认证,则不加。
- 顶层屏蔽罩的总高度为 10.0mm, 底层的总高度为 7.0mm,
以下内容仅供参考:
整机装配后,根据结构要做散热分析,总体要求 AP模块工作的***高温度控制在60度以内。
安全和电磁兼容认证要求:
√要求通过 EMC 认证:CE认证 CLASS B 射频杂散辐射 966 Chamber ETSI EN 300 328 TX operating 垂直/水平 30M-8G
√符合*** ROHS 标准 (china)
环境测试和可靠性要求
√ 工作时间:连续工作 10000 小时
√ 高温高湿测试: 50℃,相对温度 90%,时间:18小时
√ 低湿测试:0℃,时间:18 小时
√ 批量老化要求:环境温度,45&plu***n;5℃,相对湿度保持 5%~90%。采用抗静电老化实验 8 小时高温上电老化。