1. The document shows a circuit diagram with multiple components including resistors, capacitors, integrated circuits, and connections. 2. Key components include a voltage regulator, microcontroller, digital potentiometer, LEDs, and connections to control motors and read sensor signals. 3. The circuit appears to be an interface board that controls motors and reads sensors, with power regulation, microprocessing, and input/output components.

1. 5 4 3 2 1
VP+
J2
+ C1 + C2 + C3 J1
VP+ 1
100u 100V 100u 100V 100u 100V 1 VP+ 2 J3
PR 2 PR 3 GAIN_1 1
PR 4 LATCH_1 2
LMRET 3
D PWR IN LMRET 4 D
PWR_OUT
DIPSWITCH_1
J4
M2_1 1
M3_1 2
VCC
CON_MOT1
1
R6
3M RN1
2 CREF- 1 8
R5 CREF+ 2 7
10k GND 3 6 ECLC_1
GND ECLP_1 U1
4 5
GND J6 J5
22 EN-
RESISTOR DIP 4 SO3 PE GND
3
21 SO3 1 1
SO2 20 AOK 2
GND SO2 SO1
19 SORET 3
C 18 PE SO2 4 C
-5V
HAV5+ VL SO3
17 HARET VL 35 5
GAIN_1 16 34 EN_1 6
LMRET GAIN VP+ VP+ CREF-
15 LMRET VP+ 33 7
ECLP_1 14 32 PR CREF+ 8
CMRET ECLP PR ADC_1
13 CMRET PR 31 9
R7 12 30 PE GND 10
560k CREF- PE J12
11 CREF+ PE 29
CM_1 CM 10 28 2 ADC_1
ECLC_1 CM M1 GND SIG_1
9 ECLC M1 27 1
GND 8 26 M2_1
LATCH_1 ECLRET M2
7 LATCH M2 25
6 24 M3_1 ADC
HC M3
5 HB M3 23
C4 4
10nF SO1 HA
3 SO1
AOK 2
ENout AOK
1 EN+
CMRET
OCARINA R1 D1
AOK
3k GREEN_LED
R2 D2
SO1
3k RED_LED
B B
R3 D3
SO2 J8
J11 VCC 1
1 2 EN_1 3k RED_LED GND 2
+12V 3
R4 D4 +3.3V 4
JUMPER1 VCC SO3 GND 5
-5V 6
3k RED_LED GND 7
LED: 2mA typ CM_1 8
CMRET 9
GND 10
PWR_1
VCC = +5V
ENout
CM_1
GND
CREF+
VCC
CTRL CONN:
CREF-
A AOK..SO3 = max 30V @ 8mA - ON < 0.8V A
EN=
Min ON volt = 2.5V
Max ON volt = 10V
1
1
1
1
1
1
(Typ. 5V @ 2.5mA)
CREF = ±10 V Title
TP1 TP2 TP3 TP4 TP5 TP6 Ocarina Single Board Interface
GND VCC CREF+ EN+ CM CREF-
CM = ±3.9 V for ±Ipeak
(Rout:1KOhm) Size Document Number Rev
A3 <Doc> 1.0
Date: Friday, August 08, 2008 Sheet 1 of 1
5 4 3 2 1