dsPIC
33CH Cu
riosity Develo
p
m
e
nt Board
User’s Guid
e
DS5
0002762A-p
age 22
A
d
va
nce Inf
o
rm
at
ion
20
18 M
ic
rochip
T
e
chnology
In
c.
FIGURE A-1:
dsPIC33CH CURIOSITY BOARD SCHEMATIC REV. 1.0 (SHEET ONE OF FOUR)
Designed with
Altium.com
RB0_OSCI
Pi
n 7
0
Pi
n 2
6
Pi
n 5
0
820R
0603
1%
R9
820R
0603
1%
R1 0
1
4
2
3
S2
1
4
2
3
S1
10k
1%
R3
10k
1%
R1
3V3
3V3
3V3
3V3
RD5_RGB_RED
RD7_RGB_GREEN
RB14_RGB_BLUE
Pi
n 5
1
Pi
n 7
1
Pi
n 2
5
RE0_LED1
RE1_LED2
1
2
DNP
J 1
Net Tie
NT1
RED
LED1
RED
LED2
U1VDD
U1VDD
2
1
4
3
GR
E
E
N
RE
D
BL
U
E
5
6
LED3
LED_RGB
RB4_PGC2
RB3_PGD2
1
4
2
3
S4
3V3
V
PP
/MCLR
V
DD
GND
ICSPCLK
NC
ICSPDAT
1
2
3
4
5
6
HDR-2.54 Male 1x6 STAGGERED
DNP
J2
1k
0603
1%
R8
3V3
4.7k
0603
1%
R7
1
2
3
4
5
6
SC-70
1
2
3
4
5
6
SOT-23
Prototyping Area
Current
measurement
point
(Local V
DD
/V
SS
bypass/decoupling for U1)
MCLR
G eneral Purpose LE
Ds
RGB LED
Buttons
P otentiometer
8 MHz Oscillator
RE7_S1
RE8_S2
2
1
3
10k
20%
R17
MCLR
MCLR
3V3
Pi
n 2
5
Pi
n 2
6
RD0_RXA
3V3
I
2
C Pull-ups (DNP)
Note: Not populated, typically installed on
mikroBUS daughter boards instead.
RB8_SCLB
RB9_SDAB
DNP
R
21
DNP
R
22
mikroBUS
™ Interface A
AN
1
RST
2
CS
3
SCK
4
MISO
5
MOSI
6
+3.3V
7
GND
8
PWM
16
INT
15
RX
14
TX
13
SCL
12
SDA
11
+5V
10
GND
9
J3
3V3
RD4_RSTA
RD1_TXA
RD0_RXA
RE13_SDAA
RE12_SCLA
RD6_MISOA
RC3_MOSIA
RB10_SCKA
RC7_ANA
RB15_PWMA
RD2_INTA
RD3_CSA
1k
R14
AN
1
RST
2
CS
3
SCK
4
MISO
5
MOSI
6
+3.3V
7
GND
8
PWM
16
INT
15
RX
14
TX
13
SCL
12
SDA
11
+5V
10
GND
9
J 8
mikroBUS™ Interface B
3V3
RB7_CSB
RC6_RSTB
RB9_SDAB
RB8_SCLB
RC11_TXB
RC10_RXB
RC9_MISOB
RB2_ANB
RD8_MOSIB
RC4_PWMB
RB13_INTB
RC8_SCKB
1k
R19
MCLR
Reset
Button
U1VDD
10k
1%
R5
1
4
2
3
S3
RE9_S3
3V3
RD1_TXA
RD2_INTA
RD3_CSA
RD4_RSTA
RD6_MISOA
RD8_MOSIB
RE0_LED1
RE1_LED2
RE8_S2
RE9_S3
RA0
_
POT
RA4_S1MCLR3
RB0_OSCI
RB2_ANB
RB3_PGD2
RB4_PGC2
RB5_S1PGD3
RB6_S1PGC3
RB7_CSB
RB8_SCLB
RB9_SDAB
RB13_INTB
RB15_PWMA
RC12
RC3_MOSIA
RC4_PWMB
RC6_RSTB
RC7_ANA
RC8_SCKB
RC9_MISOB
RC10_RXB
RC11_TXB
Pi
n 3
2
Pi
n 1
1
Pi
n 1
2
Pi
n 3
1
Pi
n 1
2
Pi
n 1
1
RB14_RGB_BLUE
RD5_RGB_RED
RD7_RGB_GREEN
RB6_S1PGC3
RB5_S1PGD3
3V3
V
PP
/MCLR
V
DD
GND
ICSPCLK
NC
ICSPDAT
RA
4
_S1MCLR3
Slave Debug Only (during dual debug)
1
2
3
4
5
6
HDR-2.54 1x6 STAGGERED
J15
100R
0603
1%
R20
0.1 μF
25V 0603
C4
0.1 μF
25V 0603
C13
0.1 μF
25V
0603
C2
0.1 μF
25V 0603
C3
0.1 μF
25V
0603
C12
1k
0603
1%
R6
1k
0603
1%
R4
1k
0603
1%
R2
4.7k
0603
1%
R99
3V3
RE7_S1
330R
R12
330R
R13
330R
R11
Master and Slave Programming/Debug
(also connects to PKOB circuit output)
0.1 μF
25V
0603
C6
0.1 μF
25V
0603
C7
0.1 μF
25V
0603
C8
0.1 μF
25V
0603
C9
0.1 μF
25V
0603
C1 1
5V
5V
RD14_ISENSEL
RA3_ISENSEH
RA0_POT
RA1_VINSENSE
RA2_TRANSIENTFB
RC1_VOUTFB
RC14_S1PWM7H
RC15_S1PWM7L
RC5_S1PWM2L
RC13_TRANSIENT
RC0_PWMDACFB
1k
0603
1%
R73
RD12_S1PGA2P2
20k
1%
R77
RB1_IBIAS2
RD9
RD11
RD13
RD15
RE2
RE3
RE4
RE5
RE6
RE10
RE11
RE12_SCLA
RE13_SDAA
RE14
RE15
RB10_SCKA
RB11
RB12
RD10
RC2
RE13_SDAA
RE12_SCLA
DNP
R
78
DNP
R
81
10 μF
25V
0805
C1 0
270R
1%
R16
16V
1 μF
0603
C5
0.1 μF
25V
0603
C1
STB
1
GND
2
OUT
3
V
DD
4
DS C 6011J I1A-008.0000
X1
RP46/PWM1H/RB14
1
RE0
2
RP47/PWM1L/RB15
3
RE1
4
RP60/PWM4H/RC12
5
RP61/PWM4L/RC13
6
RP62/S1PWM7H/RC14
7
RP63/S1PWM7L/RC15
8
MCLR
9
PCI22/S1PCI22/RD15
10
V
SS
11
V
DD
12
PCI21/S1ANN1/S1PGA2N2/S1PCI21/RD14
13
S1ANN0/S1PGA1N2/RD13
14
AN12/S1AN10/IBIAS3/RP48/RC0
15
AN0/CMP1A/RA0
16
RE2
17
AN1/S1AN15/RA1
18
RE3
19
AN2/S1AN16/RA2
20
AN3/IBIAS0/S1AN0/S1CMP1A/S1PGA1P1/RA3
21
RE4
22
AN4/IBIAS1/S1MCLR3/S1AN1/S1CMP2A/S1PGA2P1/S1PGA3P2/RA4
23
RE5
24
AV
DD
25
AV
SS
26
S1AN14/S1PGA2P2/RD12
27
AN13/S1ANA1/ISRC0/RP49/RC1
28
AN14/S1ANA0/ISRC1/RP50/RC2
29
RP54/S1AN11/S1CMP1B/RC6
30
V
DD
31
V
SS
32
CMP1B/S1AN8/S1CMP3B/RP51/RC3
33
OSCI/CLKI/AN5/RP32/S1AN5/RB0
34
OSCO/CLKO/AN6/IBIAS2/RP33/S1AN4/RB1
35
S1AN17/S1PGA1P2/RD11
36
S1PGA3N2/RE6
37
ISRC3/S1AN13/S1CMP2B/RD10
38
RE7
39
AN15/ISRC2/RP55/S1AN12/RC7
40
DACOUT/AN7/CMP1D/RP34/INT0/S1MCLR2/S1AN3/S1ANC0/S1ANC1/S1CMP1D/S1CMP2D/S1CMP3D/RB2
41
RE8
42
PGD2/AN8/RP35/S1PGD2/S1AN18/S1CMP3A/S1PGA3P1/RB3
43
RE9
44
PGC2/RP36/S1PGC2/S1AN9/S1PWM5L/RB4
45
RP56/ASDA1/SCK2/S1ASDA1/S1SCK1/RC8
46
RP57/ASCL1/SDI2/S1ASCL1/S1SDI1/RC9
47
PCI20/S1PCI20/RD9
48
SDO2/PCI19/S1SDO1/S1PCI19/RD8
49
V
SS
50
V
DD
51
RP71/S1PWM8H/RD7
52
RP70/S1PWM6H/RD6
53
RP69/S1PWM6L/RD5
54
PGD3/RP37/SDA2/S1PGD3/RB5
55
PGC3/RP38/SCL2/S1PGC3/RB6
56
RE10
57
TDO/AN9/RP39/S1MCLR1/S1AN6/S1PWM5H/RB7
58
RE11
59
PGD1/AN10/RP40/SCL1/S1PGD1/S1AN7/S1SCL1/RB8
60
PGC1/AN11/RP41/SDA1/S1PGC1/S1SDA1/RB9
61
ASCL2/RE12
62
RP52/S1PWM2H/RC4
63
ASDA2/RE13
64
RP53/S1PWM2L/RC5
65
RP58/S1PWM1H/RC10
66
RP59/S1PWM1L/RC11
67
RP68/S1PWM3H/RD4
68
RP67/S1PWM3L/RD3
69
V
SS
70
V
DD
71
RP66/S1PWM8L/RD2
72
RP65/S1PWM4H/RD1
73
RP64/S1PWM4L/RD0
74
TMS/RP42/PWM3H/RB10
75
TCK/RP43/PWM3L/RB11
76
RE14
77
TDI/RP44/PWM2H/RB12
78
RE15
79
RP45/PWM2L/RB13
80
U1
dsPIC33CH128MP508