iW-SM2144N2-US Connect One, iW-SM2144N2-US Datasheet - Page 13
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iW-SM2144N2-US
Manufacturer Part Number
iW-SM2144N2-US
Description
WiFi / 802.11 Modules & Development Tools Nano Socket WiFi USA w/ onboard antenna
Manufacturer
Connect One
Datasheet
1.IW-SM2144N2-US.pdf
(23 pages)
Specifications of iW-SM2144N2-US
Wireless Frequency
2.412 GHz to 2.462 GHz
Security
128 bit, 256 bit AES, WEP, WPA, WPA2
Operating Voltage
3.3 V
Antenna
Chip
Operating Temperature Range
- 20 C to + 75 C
For Use With/related Products
CO2144
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Connect One
4.2
4.2.1 Connector J8
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
4.2.2 Connector J9
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Note: Ethernet, UART, USB or SPI interfaces may be left unconnected if not used.
Nano iWiFi Data Sheet
Signal
ERX0
ERX1
EMDC
ERXER
RMII_REFCLK
GND
V
RXD0
TXD0
nCTS0
nRTS0
DATA_RDY
MSEL
nRESET
nRF_LED
Signal
ETX0
ETX1
EMDIO
CRSDV
ETX_EN
nSPI1_CS
SPI1_CLK
SPI1_MISO
SPI1_MOSI
SPI1_INT
Readiness
DDM
DDP
N.C.
GND
DD
Pin Functional Description
type
Input
Input
Output
Input
Input
power
Power
Input
Output
Input
Output
Output
Input
Input
Output
type
Output
Output
I/O
Input
Output
Input
Input
Output
Input
Output
Output
Analog
Analog
Power
Table 3-1: Connector Signal Description
Description
RMII Receive Data 0
RMII Receive Data 1
Management data Clock
RMII Receive Error
RMII Reference Clock
UART 0 receive
UART 0 transmit
UART 0 clear to send
UART 0 request to send
Data ready. High when data receive from Internet
is buffered
Mode select. Rescue and Force F/W update pin
Reset Module. Pull LOW for 100mSec to Reset
RF LED indicator
Description
RMII transmit Data 0
RMII transmit Data 1
Management data I/O
RMII Carrier sense and Data Valid
RMII Transmit Enable
SPI 1 chip select for host
SPI 1 clock for host (Max 12MHz)
SPI 1 slave out for host master in
SPI 1 slave in for host master out
SPI 1 have data on his buffer
High when iChip Ready for commands
USB device negative
USB device positive
Interfaces
4-2