Difference between revisions of "Wifi模块"

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[[File:cuhead pro pin.jpg]]
 
[[File:cuhead pro pin.jpg]]
  
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{| border="1" cellspacing="0" width="80%"
+
{| border="1" cellspacing="0" width="90%"
 
|-
 
|-
−
! scope="col" style="width: 15%" align="center" | Item  
+
! scope="col" style="width: 10%" align="center" | Item  
 
! scope="col" align="center" | Description
 
! scope="col" align="center" | Description
 
! scope="col" align="center" | Net Name  
 
! scope="col" align="center" | Net Name  
−
! scope="col" align="center" | Type  
+
! scope="col" style="width: 10%" align="center" | Type  
 
! scope="col" align="center" | Explaination
 
! scope="col" align="center" | Explaination
 
|-
 
|-
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| align="center" | GND
 
| align="center" | GND
 
| align="center" | Power
 
| align="center" | Power
−
| align="left" | Ground
+
| align="left" |   Ground
 
|-
 
|-
 
! scope="row" | 15,16  
 
! scope="row" | 15,16  
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| align="center" | 5VD  
 
| align="center" | 5VD  
 
| align="center" | Power
 
| align="center" | Power
−
| align="left" | +5V@ 350mA
+
| align="left" |   +5V@ 350mA
 
|-
 
|-
 
! scope="row" | 1  
 
! scope="row" | 1  
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| align="center" | SPI_MISO  
 
| align="center" | SPI_MISO  
 
| align="center" | I/O
 
| align="center" | I/O
−
| align="left" rowspan="4" | SPI interface，use for SD card
+
| align="left" rowspan="4" |   SPI interface，use for SD card
 
|-
 
|-
 
!  scope="row" | 2  
 
!  scope="row" | 2  
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| align="center" | nReady
 
| align="center" | nReady
 
| align="center" | O,IPU
 
| align="center" | O,IPU
−
| align="left" | Module output "0" after starting, otherwise output "1"
+
| align="left" |   Module output "0" after starting, otherwise output "1"
 
|-
 
|-
 
! scope="row" | 5  
 
! scope="row" | 5  
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| align="center" | nRST
 
| align="center" | nRST
 
| align="center" | I,IPU
 
| align="center" | I,IPU
−
| align="left" | Low level reset, reset time > 300ms
+
| align="left" |   Low level reset, reset time > 300ms
 
|-
 
|-
 
! scope="row" | 8  
 
! scope="row" | 8  
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| align="center" | UART_RXD
 
| align="center" | UART_RXD
 
| align="center" | I,IPD
 
| align="center" | I,IPD
−
| align="left" rowspan="2" | UART interface
+
| align="left" rowspan="2" |   UART interface
 
|-
 
|-
 
! scope="row" | 9  
 
! scope="row" | 9  
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| align="center" | nReload
 
| align="center" | nReload
 
| align="center" | I,IPU
 
| align="center" | I,IPU
−
| align="left" | Input low level“0”more than 5s then pull up，module will restore to factory settings and restart
+
| align="left" |   Input low level“0”more than 5s then pull up，module will restore to factory settings and restart
 
|-
 
|-
 
! scope="row" | 11  
 
! scope="row" | 11  
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| align="center" | 1V8_Output
 
| align="center" | 1V8_Output
 
| align="center" | O
 
| align="center" | O
−
| align="left" | 1.8V@300mA，for ethernet power supplying
+
| align="left" |   1.8V@300mA，for ethernet power supplying
 
|-
 
|-
 
! scope="row" | 12  
 
! scope="row" | 12  
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| align="center" | OUT_R
 
| align="center" | OUT_R
 
| align="center" | A
 
| align="center" | A
−
| align="left" rowspan=“3” | Audio output interface，connect sound box
+
| align="left" rowspan="3" |   Audio output interface，connect sound box
 
|-
 
|-
 
! scope="row" | 13  
 
! scope="row" | 13  
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| align="center" | Reserved
 
| align="center" | Reserved
 
| align="center" | I/O, IPD
 
| align="center" | I/O, IPD
−
| align="left" | Reserved pin，keep suspend
+
| align="left" |   Reserved pin，keep suspend
 
|-
 
|-
 
! scope="row" | 19  
 
! scope="row" | 19  
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| align="center" | I/O, IPD
 
| align="center" | I/O, IPD
 
| align="left" |  
 
| align="left" |  
 +
|-
 +
! scope="row" | 20
 +
| align="center" | General Programmable IO
 +
| align="center" | GPIO_20
 +
| align="center" | I/O, IPD
 +
| align="left" |
 +
|-
 +
! scope="row" | 21
 +
| align="center" | Reserved
 +
| align="center" | Reserved
 +
| align="center" | I/O, IPD
 +
| align="left" |  Reserved pin，keep suspend
 +
|-
 +
! scope="row" | 22
 +
| align="center" | Reserved
 +
| align="center" | Reserved
 +
| align="center" | I/O, IPD
 +
| align="left" |  Reserved pin，keep suspend
 +
|-
 +
! scope="row" | 23
 +
| align="center" | Ethernet Transmit+
 +
| align="center" | PHY_TX+
 +
| align="center" | O
 +
| align="left" rowspan="4" |  1.8V level interface
 +
( module supply external 1.8V reference voltage, Pin 11)
 +
|-
 +
! scope="row" | 24
 +
| align="center" | Ethernet Transmit-
 +
| align="center" | PHY_TX-
 +
| align="center" | O
 +
|-
 +
! scope="row" | 25
 +
| align="center" | Ethernet Receive-
 +
| align="center" | PHY_RX-
 +
| align="center" | I
 +
|-
 +
! scope="row" | 26
 +
| align="center" | Ethernet Receive+
 +
| align="center" | PHY_RX+
 +
| align="center" | I
 +
|-
 +
! scope="row" | 27
 +
| align="center" | USB Input-
 +
| align="center" | USB-
 +
| align="center" | I
 +
| align="left" rowspan="4" |  USB interface, connect U disk
 +
|-
 +
! scope="row" | 28
 +
| align="center" | USB Input+
 +
| align="center" | USB+
 +
| align="center" | I
 
|}
 
|}

Latest revision as of 05:22, 25 September 2014

描述

IT WIFI CUHPOR.jpg

可配产品

Specification

  • Standard Certification：FCC/CE
  • Wireless Standard：802.11 b/g/n
  • Frequency Range：2.412GHz-2.484GHz
  • Transmitting Power：
    • 802.11b: +20dBm(Max.)
    • 802.11g: +18dBm(Max.)
    • 802.11n: +15dBm(Max.)
  • Receiving Sensitivity：
    • 802.11b: -89dBm
    • 802.11g: -81dBm
    • 802.11n: -71dBm
  • Antenna Options：
    • External：I-PEX Connector
    • Internal：Trace Antenna
  • Working Voltage：5.0V (+/-5%)
  • Working Current：170mA~300mA
  • Working Temperature：-25℃ - 85℃
  • Storage Temperature：-40℃ - 135℃
  • Overall Size：33×48×3mm 28-pin SMT
  • Wireless Network Type：AP Client Mode
  • Security Mechanism：WEP/WPA-PSK/WPA2-PSK/WAPI
  • Encryption Type：WEP64/WEP128/TKIP/AES
  • User Configured：Web Server
  • User Upgraded: Web Server
  • Audio Protocol：
    • AirPlay
    • DLNA

Dimension

Cuhead pro dimension.jpg

Pin Definition

Cuhead pro pin.jpg

Item Description Net Name Type Explaination
6,7 GND GND Power Ground
15,16 5VD 5VD Power +5V@ 350mA
1 SPI Interface Data SPI_MISO I/O SPI interface，use for SD card
2 SPI Interface Data SPI_MOSI I/O
3 SPI Interface Clock SPI_CLK I/O
17 SPI Interface Chip Select SPI_CS1 I/O
4 Module Starting Status Indication nReady O,IPU Module output "0" after starting, otherwise output "1"
5 Module Reset nRST I,IPU Low level reset, reset time > 300ms
8 UART Data Receive UART_RXD I,IPD UART interface
9 UART Data Transmit UART_TXD O,IPD
10 Restore Factory Settings nReload I,IPU Input low level“0”more than 5s then pull up，module will restore to factory settings and restart
11 Output 1.8V 1V8_Output O 1.8V@300mA，for ethernet power supplying
12 Audio Output Right OUT_R A Audio output interface，connect sound box
13 AGND AGND Power
14 Audio Output Left OUT_L A
18 Reserved Reserved I/O, IPD Reserved pin，keep suspend
19 General Programmable IO GPIO_19 I/O, IPD
20 General Programmable IO GPIO_20 I/O, IPD
21 Reserved Reserved I/O, IPD Reserved pin，keep suspend
22 Reserved Reserved I/O, IPD Reserved pin，keep suspend
23 Ethernet Transmit+ PHY_TX+ O 1.8V level interface

( module supply external 1.8V reference voltage, Pin 11)

24 Ethernet Transmit- PHY_TX- O
25 Ethernet Receive- PHY_RX- I
26 Ethernet Receive+ PHY_RX+ I
27 USB Input- USB- I USB interface, connect U disk
28 USB Input+ USB+ I
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