2015-2020 Microchip Technology Inc.
DS40001804D-page 15
CURIOSITY LOW PIN COUNT DEVELOPMENT
BOARD USER’S GUIDE
Appendix A. Schematic
A.1
CURIOSITY LPC DEVELOPMENT BOARD SCHEMATICS
FIGURE A-1:
CURIOSITY LPC DEVELOPMENT BOARD SCHEMATIC REV 2 (1 OF 1)
1
1
2
2
3
3
4
4
5
5
6
6
D
D
C
C
B
B
A
A
1 of 1
Curiosity
8/8/2018 9:11:25 AM
03-10327 sheet 1.SchDoc
Project Title
Sch #:
Date:
File:
Revision:
Sheet
Designed with
Drawn By:
Jamus Griego
Sheet Title
**
Engineer:
John Mouton
03-10327
2.2
Size
B
10327
PartNumber:
Altium.com
TACT SPST
S2
TACT SPST
S1
RED
D4
HDR-2.54 Female 2x10
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
J11
1k
R40
1k
R41
10k
R38
10k
R29
470R
R39
470R
R31
VDD
VDD
GND
GND
GND
GND
GND
GND
GND
VDD
HDR-2.54 Male 2x4
11
2
3
4
5
6
7
8
J13
PJ-002BH-SMT
2
3
1
J15
0.1uF
25V
C16
GND
LM340MP-5.0
GND
2
VIN
1
VOUT
3
U5
US1M
D3
0.22uF
C17
GND
VDD
RB5
HDR-2.54 Male 1x2
1 2
J4
TP2
TP1
GREEN
D2
470R
R35
GND
VDD
HDR-2.54 Female 2x10
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
J9
HDR-2.54 Male 1x2
1
2
J3
470R
R32
110-91-320-41-001
4
5
6
7
8
9
10
16
15
14
13
12
11
17
1
2
3
19
18
20
U4
0.1uF
25V
C15
RED
D5
RED
D6
RED
D7
PGED
PGEC
1k
R42
1k
R43
HDR-2.54 Male 1X6 STAGGERD
1
2
3
4
5
6
P1
HDR-2.54 Male 1x3
1
2
3
J12
mikroBUS
AN
1
AN
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
J35
HDR-2
.5
4
F
emale
1
x8
1
2
3
4
5
6
7
8
J34
HDR-2
.5
4
F
emale
1x8
1
2
3
4
5
6
7
8
J33
0R
0402
R33
mTouch
S3
HDR-2.54 Male 1x2
1
2
J5
0R
0402
R44
10k
R37
RC0
RC1
GND
0R
R46
0R
0402
R34
+5V
+5V
POWER
0R
R47
0R
R48
0R
R49
0R
R50
RC7
RC7
RB7
RB7
RC3
RC4
RC5
RC6
RA4
RA5
nMCLR
RC3
RC4
RC5
RC6
RA4
RA5
nMCLR
VDD
RC0
RC1
RC2
RB4
RB5
RB6
RB4
RB5
RB6
RC0
RC1
RC2
RA2
RA2
PGED
PGEC
PGED
PGEC
RC4
nMCLR
PGEC
PGED
ICSP_VDD
ICSP_VDD
nMCLR
HDR-2.54 Male 1x2
1 2
J6
VDD
RA5
PGEC
RA2
RC
5
VDD
GND
GND
0R
R51
0R
R53
0R
R55
0R
R57
RB4
RC6
RB6
RC7
1
2
3
4
5
6
7
8
HDR-2.54 Male 2x4
J39
SCK
SCK
MISO
MISO
MOSI
MOSI
CS
CS
SCK
MISO
MOSI
CS
RB4
RC6
RB6
RC7
0R
R52
0R
R54
0R
R56
0R
R58
RB6
RB4
RB5
RB7
1
2
3
4
5
6
7
8
HDR-2.54 Male 2x4
J40
RX
TX
SCL
SDA
RB6
RB4
RB5
RB7
RX
TX
SCL
SDA
RX
TX
SCL
SDA
DNP
DNP
DNP
DNP
DNP
DNP
VDD
D_VBUS
+5V
VCMP
GND
MCP6561
+A
3
-A
4
OUTA
1
VSS
2
VDD
5
+A
-A
OUTA
VSS
VDD
A
A
A
A
A
S
D
U16
VREF_2.5V
TP4
TP3
10k
R61
RC2
RA4
RC5
RA2
+5V
+3.3V
GND
GND
2k
0603
R59
VCMP
+9V
+5V
+3.3V
10k
2
1
3
POT1
GND
1
AIO2
2
AIO1
3
AIO0
4
UART_TX
5
UART_RX
6
WAKE_SW
7
CMD/MLDP
8
GND
9
LED/PIO1/SCK
10
MLDP_EV/PIO2/CS
11
WS/PIO3/MOSI
12
PIO4/MISO
13
CTS/PIO5
14
WAKE_HW
15
GND
16
SPI/PIO
17
RTS/PIO6
18
PIO7
19
RSVD
20
RSVD
21
RSVD
22
VDD
23
GND
24
GND
AIO2
AIO1
AIO0
UART_TX
UART_RX
WAKE_SW
CMD/MLDP
GND
LED/PIO1/SCK
MLDP_EV/PIO2/CS
WS/PIO3/MOSI
PIO4/MISO
CTS/PIO5
WAKE_HW
GND
SPI/PIO
RTS/PIO6
PIO7
RSVD
RSVD
RSVD
VDD
GND
RN4020
U6
+3.3V
GND
RX
TX
4.7uF
C18
RC0
DNP
DNP
DNP
DNP
DNP
0R
0603
R45
DNP
DNP
DNP
DNP
DNP
VIN
HDR-2.54 Female 1x6
1
2
3
4
5
6
J7
DNP
VIN
GND
+3.3V
+5V
Button
TM
1k
R26
1uF
16V
C11
GND
2
VIN
1
VOUT
3
MCP1703-3302E/DB
Q2
10k
R27
0.01uF
16V
C14
+3.3V
POWER_GOOD_PICKIT3
GREEN
D1
0.1uF
25V
C13
0.22uF
16V
C10
1uF
16V
C12
+5V
+3.3V
USB_D_P
USB_D_N
VBUS054B-HS3-GS08
1
2
3
5
6
V
4
U3
500mA
+t
1210
PTC3
D_VBUS
USB MINI-B Female
ID
4
VBUS
1
GND
5
D-
2
D+
3
0
J2
US
B
INTERF
A
C
E
(BUS
P
O
WERED)
X1
X2
X3
X4
X5
DNP
2
1
3
PIC16F18346-I/P
RA3/Vpp/MCLR
4
RC5
5
RC4
6
RC3
7
RC6
8
RC7
9
RB7
10
RB6
11
RB5
12
RB4
13
RC2
14
RC1
15
RC0
16
RA2
17
RA1/ICSPCLK
18
RA0/ICSPDAT
19
VSS
20
VDD
1
RA5/OSC1
2
RA4/OSC2
3
@U4
10k
R60
GND
1
2
3
4
5
6
7
8
HDR-2.54 Male 1x8
J8
1 2 3 4 5 6 7 8
HDR-2.54 Male 1x8
J14
1234
56
7
8
HDR-2.54 Male 1x8
J10
GND
RX
TX
RC
0
GND
GND
AIO0
AIO1
AIO2
AIO0
AIO1
AIO2
WAKE_SW
WAKE_SW
CMD/MLDP
CMD/MLDP
LED/PIO1/SCK
LED/P
IO1/SCK
WS/PIO
3/MOSI
WS/PIO3/MOSI
MLDP_EV/PIO2/CS
MLDP
_EV/PIO2/CS
PIO4/M
ISO
PIO4/MISO
CTS/PIO5
CTS/P
IO5
SPI/PIO
SPI/PIO
RTS/PIO6
RTS/PIO6
PIO7
PIO7
RSVD0
RSVD1
RSVD2
RSVD0
RSVD1
RSVD2
+3.3V
DNP
DNP
DNP
FDN340P
2
1
3
Q5
REV
ECO#
DESCRIPTION
DATE
2
Move Silkscreen of R14 so it can be read. Swap RB4 and
RC7 connections. Change @U4 to PIC16F1619-I/P
3-31-2015
DNP
Phillips Screw 1/4"
SCR1
Phillips Screw 1/4"
SCR2
Phillips Screw 1/4"
SCR3
Phillips Screw 1/4"
SCR4
2.2
8-2-2018
Change @U4 to PIC16F18346-I/P
1/4" Standoff Nylon
STANDOFF1
1/4" Standoff Nylon
STANDOFF2
1/4" Standoff Nylon
STANDOFF3
1/4" Standoff Nylon
STANDOFF4
