TWR-WIFI-RS2101 Freescale Semiconductor, TWR-WIFI-RS2101 Datasheet - Page 8

• Manufacturer Part Number: TWR-WIFI-RS2101
• Description: WiFi / 802.11 Modules & Development Tools Tower WIFI Module
• Manufacturer: Freescale Semiconductor

Specifications of TWR-WIFI-RS2101

• Interface Type: SPI
• Modulation: 802.11b/g/n
• Security: WEP, WPA, WPA2
• Operating Voltage: 3.1 V to 3.6 V
• Antenna: Integrated
• For Use With/related Products: RS2101
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

4 Jumper Table
There are several jumpers provided for isolation, configuration, and feature selection. Refer to the
following table for details. The default installed jumper settings are shown in bold.
Jumper
J15
J10
J3
J5
Reset Selection
Connect POWER_EN
SPI/UART Interface Select
Connect Power Gate output
Option
Table 3. TWR‐WIFI‐RS2101 Jumper Table
TWR‐WIFI‐RS2101 User’s Manual
Setting
OFF
OFF
OFF
1‐2
2‐3
ON
ON
ON
Connect Tower RSTOUT_B (A63) to RS9110‐N‐11‐
21/RESET_n
Connect Tower GPIO1 (B21) to RS9110‐N‐11‐
21/RESET_n
Power to RS9110‐N‐11‐21 module controlled by
POWER_EN signal
Power to RS9110‐N‐11‐21 is switched off
RS9110‐N‐11‐21/SPI Interface Selected for
communication with Host MCU
RS9110‐N‐11‐21/UART Interface Selected for
communication with Host MCU – this is not available as
a standard feature of the TWR‐WIFI‐RS2101
Connect the output of the Power Gate to the 3.3V
supply for RS9110‐N‐11‐21 module
Disconnect the output of the Power Gate to the 3.3V
supply for RS9110‐N‐11‐21 module
Description
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