BLOCK DIAGRAM:
Page 4
SCHEMATIC:
Page 5
1uF 1uF
39pF
4.7k
4.7k
NA
4.7k
4.7k4.7k 4.7k
4.7k
4.7k
IDC10F/PCB
3.3V
3.3V
3.3V3.3V3.3V
3.3V
3.3V
3.3V
#SS
#SS
INT_NX
INT_NX
JTAG_RST_N
JTAG_RST_N
MISO
MISO
MOSI
MOSI
RST_N
RST_N
RXD
RXD
SCK
SCK
TXD
TXD
C1 C2
C3
R1
R2
R3
R4
R5R6 R7
R8
R9
CE_N
20
DNC
8
DNC1
22
DNC2
12
DNC3
13
DNC4
14
DNC5
15
GND
1
GND1
10
GND2
18
GND3
19
GND4
25
GND5
28
GND6
30
GND7
36
INT_NX
33
JTAG_EN
21
JTAG_RST_N
9
JTAG_TCK
4
JTAG_TDI
6
JTAG_TDO
3
JTAG_TMS
5
RES
16
RST_N
7
SCK
34
SCS_N
23
SDI
35
SDO
32
UART_RX
26
UART_TX
27
VDD1_1.8
11
VDD1_3.3
29
VDD2_1.8
24
VDD3_1.8
31
VDD_1.8
2
VDD_3.3
17
U1
ZG2100M
1 2
3 4
5 6
7 8
9 10
MOD-WiFi
Rev. A
COPYRIGHT(C) 2011, OLIMEX Ltd.
http://www.olimex.com/dev
UEXT
BOARD LAYOUT:
POWER SUPPLY CIRCUIT:
MOD-WiFi is typically power supplied by UEXT pin 1 and pin 2 with 3.3V.
The board power consumption is about 110 mA.
RESET CIRCUIT:
MOD-WiFi reset circuit includes pull down R4 (4.7k) connected to ZG2100M pin 9
(JTAG_RST_N) and pin 21 (JTAG_EN).
JUMPER DESCRIPTION:
There are no jumpers on this board.
Page 6

MOD-WIFI

Mfr. #:
Manufacturer:
Olimex Ltd.
Description:
RF Development Tools WIFI WIRELESS PROTOTYPE MODULE
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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