AN
RST
CS
SCK
MOSI
MISO
+3.3V
GND
PWM
INT
RX
TX
SCL
SDA
+5V
GND
MIKROBUS DEVICE CONN.
VCC-3V3
R1
2K2
VCC-3V3
LD1
C1
1uF
VCC-3V3
R2
4K7
R3
4K7
R4
4K7
VCC-3V3
INT
SCL
SDA
INT
SCL
SDA
VCC-3V3
C2
100nF
VCC-3V3
OSCI
1
OSCO
2
Vback
3
GND
4
Vcc
8
IRQ
7
SCL
6
SDA
5
U1
BQ32000
VCC-3V3 VCC-3V3
X1
32.768KHz
C4
22pF
C3
22pF
R5 0
E1
0.22F
8. Code examples
MikroElektronika offers
free tech support
(www.mikroe.com/support)
until the end of
the product’s lifetime, so if something goes
wrong, we’re ready and willing to help!
Once you have done all the necessary
preparations, it’s time to get your click
™
board
up and running. We have provided examples
for mikroC
™
, mikroBasic
™
and mikroPascal
™
compilers on our
Libstock
website. Just
download them and you are ready to start.
.com
6. Dimensions
MikroElektronika assumes no responsibility
or liability for any errors or inaccuracies
that may appear in the present document.
Specification and information contained in
the present schematic are subject to change
at any time without notice.
Copyright © 2015 MikroElektronika.
All rights reserved.
mm
mils
LENGTH
28.5
1122
WIDTH
25.4
1000
HEIGHT*
16.4
645.7
5. Schematic
7. RTC3 click
™
alternatives
10. Disclaimer
9. Support
25.4 mm / 1000 mils
28.5 mm / 1122 mils
RTC3 click
™
, as the name implies, is the third
click
™
board with a real time clock module.
Visit the click
™
board page to see all available
alternatives. Including RTC click
™
which can
also work on a 5V power supply.
www.mikroe.com/click
* without headers
