Velleman KA07, Manual

Page: 6 / 12

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Construction

R1: 470 (4 - 7 - 1 - B)

R2: 2K2 (2 - 2 - 2 - B)

R3: 2K2 (2 - 2 - 2 - B)
R...
Resistors
1
IC-socket
4
Ceramic capacitor
Crystal
2
3

IC1: 8p

C1: 100nF (104)

X1: 32.768 MHz

C2: 100µF

JP1: Enable SQW output

JP2: I2C interface

JP3: I2C interface
LED
7
Male headers
8
Battery holder
6
Electrolytic capacitor
5
CONSTRUCTION
I

CR2032 VBAT

SK6: 2 x 3p
c
...
c
...
Watch the polarity!

LD1: Green (5mm)
C (-)
Watch the
polarity!
Watch the position
of the notch!

2 x 8p
Jumper wire