Discovery Telecom MINDBLOWN Petunjuk Manual - Halaman 15

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Halaman Cetak

Piano with Keyboard-Activated LED and Volume Control

35
Slide the Main Switch to "on".
Whenever a piano key is
pressed, the Red LED will light
up. The piano's volume can be
controlled with the Variable
Resistor.

Piano with Variable LEDs and Volume Control

36
Turn on the Main Switch. The
Red and Green LEDs will light
up. Whenever a piano key is
pressed, the Blue and Yellow
LEDs will come on. The piano's
volume can be controlled with
the Variable Resistor.

Piano with Four Groups of Keyboard-Activated LEDs

37
Slide on the Main Switch.
Whenever a piano key is played
an LED will light up. Each
group of four keys is linked
with a single LED.
CIRCUITRY KEYBOARD
24
23
16
29
4
3
15
27
24
23
6
12
5
11
16
4
3
15
24
39
40
VCC
23
38
37
POT1
38
39
POT2
4
41
40
3
GND
40
SPK1
VCC
SPK2
38
LED1
POT1
LED2
39
LED3
28
POT2
LED4
41
LED5
GND
40
VCC
38
POT1
29
39
28
POT2
41
27
GND
6
1
2
SPK1
36
5
SPK2
37
LED1
42
LED2
43
LED3
44
LED4
45
LED5
46
ELECTRONIC CIRCUIT EXPERIMENT KIT
1
2
36
6
37
42
5
43
44
45
46
1
2
SPK1
36
SPK2
37
LED1
42
LED2
43
LED3
44
LED4
45
LED5
46
7
8
9
10
8
10
12
7
9
11