Datasheet
8. Support
MikroElektronika oers Free Tech Support
(www.mikroe.com/esupport) until the
end of product lifetime, so if something goes
wrong, we are ready and willing to help!
7. Code Examples
.com
Once you have done all the necessary
preparations, it’s time to get your click
board up and running. We have provided
the examples for mikroC, mikroBasic and
mikroPascal compilers on our Libstock
website. Just download them and you are
ready to start.
5. EXPAND click Board Schematics
6. SMD Jumpers
There are four zero-ohm resistors (SMD
jumpers): PWR SEL is used to determine
whether 5V or 3.3V power supply is used,
and three HARDWARE ADDRESS SEL for
selecting the device address.
CS# RST#
A0SDO
SDI
SCK
A1
RB0
RB1
RB2
RB3
RB4
RB5
RB6
RB7
A2
RA4
RA2
RA5
RA3
RA1
RA0
RB1
5BR4BR
RB3
RA1
RA6
RA5
RA7
PORTA
PORTB
RA0
RB0
RA6
RA7
RA2
RA4
RA3
RB2
7BR6BR
INTA
INTB
A2
CS#
AN
RST
CS
SCK
MOSI
MISO
+3.3V
GND
PWM
INT
RX
TX
SCL
SDA
+5V
GND
1
2
3
J3
VCC
+5V+3V3
R3
2K2
VCC
PWR
C1
100nF
INT
INTB
1
2
3
J4
SCK
SDI
RST#
SDO
INT
INTA
CN4
M2X5
CN5
M2X5
VCC
VCC
R4
100K
1
2
3
J2
R2
100K
VCC
A1
1
2
3
J1
R1
100K
VCC
A0
1
2
3
J0
R0
100K
VCC
1
2
3
4
5
6
7
8
9
10
11
12
13
14 15
16
17
18
19
20
21
22
23
24
25
26
27
28
GPB0
GPB1
GPB2
GPB3
GPB4
GPB5
GPB6
GPB7
VCC
GND
CS
SCK
SI
SO
GPA2
GPA1
GPA7
GPA6
GPA5
GPA4
GPA3
GPA0
RESET
INTA
INTB
A2
A1
A0
MCP23S17
U1
MCP23S17
MikroElektronika assumes no responsibility or liability for any errors or inaccuracies that may appear in the present document.
Specication and information contained in the present schematic are subject to change at any time without notice. Copyright © 2012 MikroElektronika. All rights reserved.