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Electronics

Arduino

Technical specifications:

• Model: Arduino Leonardo

Pin designation table

id	pin	type	direction	description
0	0	digital	input	Serial communication
1	1	digital	output	Serial communication
2	0	digital	input	Power switch
3	3	digital	output	Relay
4	4	-	-	-
5	5	PWM	output	Speaker
6	6	PWM	output	Angry LED
7	7	-	-	-
8	8	-	-	-
9	9	PWM	output	Servo motor
10	10	-	-	-
11	11	-	-	-
12	12	-	-	-
13	13	digital	output	Status LED
14	0	-	-	-
15	1	-	-	-
16	2	-	-	-
17	3	-	-	-
18	4	-	-	-
19	5	analog	input	Random number generator Seed input

Diagram (Arduino)

                             +-----+
+----[PWR]-------------------| USB |--+
|                            +-----+  |
|                                     |
|                           A5/SCL[ ] |   C5
|                           A4/SDA[ ] |   C4
|                             AREF[ ] |
|                              GND[ ] |
| [ ]N/C                    SCK/13[x]~|   B5
| [ ]v.ref                 MISO/12[ ] |   .
| [ ]RST                   MOSI/11[ ]~|   .
| [ ]3V3   +-----+              10[ ]~|   .
| [ ]5v    |     |               9[x]~|   .
| [ ]GND   | MCU |               8[ ] |   B0
| [ ]GND   |     |                    |
| [x]Vin   +-----+               7[ ] |   D7
|                                6[x]~|   .
| [ ]A0                          5[ ]~|   .
| [ ]A1                          4[ ] |   .
| [ ]A2                     INT1/3[x]~|   .
| [ ]A3                     INT0/2[x] |   .
| [ ]A4/SDA  RST SCK MISO     TX>1[x] |   .
| [x]A5/SCL  [ ] [ ] [ ]      RX<0[x] |   D0
|            [ ] [ ] [ ]              |
|  Leonardo  GND MOSI 5V  ____________/
 \_______________________/

Adapted from: http://busyducks.com/ascii-art-arduinos

Prototype shield

Technical specifications:

• Version: 5

Diagram (Shield)

+----[PWR]----------------------------+
|                                     |
|         GND/RST2  [ ][ ]            |
|       MOSI2/SCK2  [ ][ ]  A5/SCL[ ] |   C5
|          5V/MISO2 [ ][ ]  A4/SDA[ ] |   C4
|                             AREF[ ] |
|                              GND[ ] |
| [ ]N/C                    SCK/13[x] |   B5
| [ ]v.ref                 MISO/12[ ] |   .
| [ ]RST                   MOSI/11[ ]~|   .
| [ ]3V3                        10[ ]~|   .
| [ ]5v                          9[x]~|   .
| [ ]GND                         8[ ] |   B0
| [ ]GND                              |
| [ ]Vin                         7[ ] |   D7
|                                6[ ]~|   .
| [ ]A0                          5[ ]~|   .
| [ ]A1                          4[ ] |   .
| [ ]A2                     INT1/3[x]~|   .
| [ ]A3                     INT0/2[x] |   .
| [ ]A4/SDA  RST SCK MISO     TX>1[x] |   .
| [x]A5/SCL  [ ] [ ] [ ]      RX<0[x] |   D0
|            [ ] [ ] [ ]              |
|            GND MOSI 5V  ____________/
 \_______________________/

Battery

Technical specifications:

• Technology: Rechargeable Li-ion
• Voltage: 3.7V
• Capacity: 3200 mAh
• Model: 18650

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