20
802.11b (Wi-Fi) Add-On Kits
3.1 Infrastructure Mode
The infrastructure mode is the most common type of wireless LAN (WLAN) configuration.
A Wi-Fi network operating in the infrastructure mode generally consists of one or more
wireless access points that are connected to a wired network. These access points allow
wireless clients to join these wired networks almost as if they were connected directly.
Some of these access points can act as routers or firewalls, particularly for home networks.
The infrastructure mode is the easiest way to add wireless devices to an existing network.
Figure 12. Wi-Fi Network in Infrastructure Mode
To set up a wireless device in an infrastructure mode on a Wi-Fi network, you will need to
either assign an IP address to your device or use a DHCP server to assign the IP address
for you. You will also need a netmask for your local network, as well as a gateway and
name (DNS) server address. Note that these steps are the same as for a wired network.
Some additional configuration is required to enable the device with a wireless capability.
First the name of the service set (the SSID or Service Set Identifier) must be assigned to
the access point. This name is essentially a name for the WLAN. For example, your SSID
might be “rabbitwifi.” This name must be the same for all access points and devices that
you want to be on the same wireless network. The SSID may be left blank for the Rabbit
device, in which case it will automatically select an access point it detects. Since access
points for different WLANs can go up and down, you might connect to an access point
you were not expecting. Hence, it is probably best to specify the SSID for all wireless cli-
ents.
Ethernet
Ethernet
Hub
Access
Point
+3.3V
+5V
+3.3V
+5V
GND
GND
GND
GND
+5V
+5V
+3.3V
+3.3V
GN
D
MOTO
R/ENCODER
RN5
J6
R20
JP1
CURRENT
MEASUREMENT
OPTION
+3.3
V
+5V
+3.3V
POWER
D1
C13
DS3
L1
C17
C15
POWER
GN
D
+DC
GN
D
J9
2.5 MM JACK
GND
+DC
GN
D
GN
D
R17
RN3
RN4
J15
RN1
GND
PD0
PD6
PD2
PD4
PG2
PG0
PD5
PC4
PC2
PC0
PF1
PF3
PA1
PA3
PA5
PA7
GND
PD1
PD7
PD3
PD5
PG3
PG1
PD4
PC5
PC3
PC1
PF0
PF2
PA0
PA2
PA4
PA6
PE4
GND
GND
SM0
/IOWR
PG5
PG7
PE1
PE4
PE6
PF7
PF5
PB7
PB5
PB3
PB0
VBAT
EXT
/RES
IN
NC
+3.3V
VRAM
SM1
/IORD
PG4
PG6
PE0
PE3
PE5
PE7
PF6
PF4
PB6
PB4
PB2
/RES
RN2
J1
J3
C1
C2
R1
R3
R2
UX10
J14
RCM3000 RABBITCORE
SLAVE
MASTER
RCM3000
RABBITCORE
RCM1
RCM2
RC
18
UX11
RC
1
RC2
UX2
C4
C5
C8
C6
C7
S3
S2
J13
R14
+5V
+5V
+3.3V
+5V
+5V
+3.3V
R1
6
R1
5
TP
1
BT1
C12
C1
0
C1
1
U5
D2
DS2
DS1
PG6
PG7
U3
C9
J8
UX4
RC4
RC25
RC5
RC27
RC28
RC29
RC26
UX13
C14
U3
U6
C16
UX7
RC9
UX5
RC6
RC7
+5
V
GN
D
BA
3
BA
1
BD
0
BD
2
BD
4
BD
6
+5
V
BP
E3
GN
D
GN
D
BA
2
BA
0
BD
1
BD
3
BD
5
BD
7
/RE
S
LCD
DISPLAY BOARD
RCM3000 PROTOTYPING BOARD
DISPLAY BOARD
J7
J10
DISPLAY BOARD
U1
J5
RS-232
RESET
J12
RxC TxC
TxB RxB
GND
R4
C3
R5
RC15
RC19
RC20
UX9
RC14
RC17
RC16
UX3
J4
PD0
PD6
PD2
PD4
PG2
PG0
PD5
PC4
PC2
PC0
PF1
PF3
PA1
PA3
PA5
PA7
GND
NC
+3.3V
VRAM
SM1
/IORD
PG4
PG6
PE0
PE3
PE5
PE7
PF6
PF4
PB6
PB4
PB2
/RES
GND
GND
SM0
/IOWR
PG5
PG7
PE1
PE4
PE6
PF7
PF5
PB7
PB5
PB3
PB0
PD1
PD7
PD3
PD5
PG3
PG1
PD4
PC5
PC3
PC1
PF0
PF2
PA0
PA2
PA4
PA6
PE4
VBAT
EXT
/RES
IN
R21
RC12
RC10
RC11
RC13
RC21
RC22
R6
R12
R10
R8
R7
R9
R11
R13
RC23
RC24
Battery
U4
J11
PB0
PB3
PB5
PB7
PF5
PF7
PE6
PE4
PE1
PG7
PG5
/IOWR
SMOD0
/RESET IN
VBA T_EXT
GND
GND
/RES
PB2
PB4
PB6
PF4
PF6
PE7
PE5
PE3
PE0
PG6
PG4
/IORD
SMOD1
VRAM
+3.3V
NC
J3
JB
JA
GND
RCM1
GND
PA7
PA5
PA3
PA1
PF3
PF1
PC0
PC2
PC4
PC6
PG0
PG2
PD4
PD2
PD6
NC
STAT
US
PA6
PA4
PA2
PA0
PF2
PF0
PC1
PC3
PC5
PC7
PG1
PG3
PD5
PD3
PD7
NC
R51
R5
2
R57
C3
R54
R53
R55
R56
R49
R50
R45
R4
6
R47
R48
R5
8
RP2
RP1
C1
U1
C4
M_/W
R
R29R
30R31
R32R
33R34
R35R36
M_/RD R37
R38R
39R40
R41R42
R4
3
R44
M_CSR22
R2
3
R24R
25R2
6
R27R2
8
M_A0
R15R1
6
R17R18
R19R20
R2
1
M_A1R8
R9R10
R1
1
R12R13
R1
4
M_
A2
R1R2
R3R
4R
5R
6R
7
C2
C5
C58
C43
RP
1
C46
J3
C55
C13
R1
1
R1
2
C17
R1
6
C4
7
C1
8
C2
2
D1
C41
Q1
C56
R1
9
Y2
C26
R2
0
C4
2
C5
2
C4
5
C57
GND
RP2
JP4
JP3
JP2
JP1
C44
RP
3
RP
4
C53
C54
U2
C4
R5
R4
C3
Y1
C1
4
C3
9
R26
R14
U5
C23
C5
9
U7
R24
R1
7
R1
8
R2
1
R30
R2
3
U6
C2
4
C25
J1
R1
R2 C3
C2
Содержание RCM3000
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