Microchip Technology dsPIC33CK - Page 48

dsPIC33CK Low-Voltage Motor Control Board User’s Guide DS50002927A-page 48  2020 Microchip Technology Inc.
FIGURE A-5: SCHEMATICS PAGE 5 OF 8
1k
R161
1k
R162
1k
R163
1k
R164
PWM_AH
PWM_AL
LED1 LED2
1k
R165
1k
R166
PWM_BH
PWM_BL
1k
R167
1k
R168
PWM_CH
PWM_CL
BUTTON3
4.7k
R149
+3.3V
14
2
3
PTS645SM43SMTR92 LFS
SW3
BUTTON2
4.7k
R148
+3.3V
1
4
2
3
PTS645SM43SMTR92 LFS
SW2
BUTTON1
4.7k
R147
+3.3V
1
4
23
PTS645SM43SMTR92 LFS
SW1
GREEN
LD4
GREEN
LD5
GREEN
LD6
GREEN
LD7
GREEN
LD8
GREEN
LD9
RED
LD3
YELLOW
LD10
YELLOW
LD11
1k
R160
mikroBUS™ Interface A
+3.3V
CLICK_SCL_A
CLICK_SDA_A
CLICK_MISO_A
CLICK_MOSI_A
CLICK_SCK_A
CLICK_CS_A
CLICK_INT_A
CLICK_TX_A
CLICK_RX_A
CLICK_PWM_ACLICK_AN_A
CLICK_RST_A
AN
1
A
N
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
J11
Note:
PWM Indication LEDs
General Purpose LEDs
Power-on Status
DNP
R20
DNP
R21
+3.3V
+5V
I
2
C pull-ups are not populated, typically installed on mikroBUS daughter boards.
Diagnostics USB to UART Interface
ID
4
V BUS
1
GND
5
D-
2
D+
3
0
USB Micro-B TH/SMT
J6
4.7k
R153
V DD
1
OSC1
2
OSC2
3
RST
4
GP7/TxLED
5
GP6/RxLED
6
GP5
7
GP4
8
GP3
9
TX
10
RTS
11
RX
12
CTS
13
GP2
14
GP1
15
GP0
16
V USB
17
D-
18
D+
19
V SS
20
MCP2200
U13
2
3 1
12 MHz
X1
UART_USB_P
UART_USB_N
+3.3V+3.3V
5V_USB
UART_USB_N
UART_USB_P
1k
R154
1k
R156
GREEN
LD2
YELLOW
LD1
+3.3V +3.3V
MCP2200_RST
DNP
R159
0R
R158
DEBUG_RX 0R
R157
DEBUG_TX
5V_USB
12345
HDR-2.54 Male 1x5
DNP
J3
MCP2200_RST
DEBUG_RX
DEBUG_TX
+3.3V
mikroBUS™ Interface B
+3.3V CLICK_SCL_B
CLICK_SDA_B
CLICK_MISO_B
CLICK_MOSI_B
CLICK_SCK_B
CLICK_CS_B
CLICK_INT_B
CLICK_TX_B
CLICK_RX_B
CLICK_PWM_BCLICK_AN_B
CLICK_RST_B
AN
1
A
N
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
J12
Note:
DNP
R22
DNP
R169
+3.3V
+5V
I
2
C pull-ups are not populated, typically installed on mikroBUS daughter boards.
Push Buttons
+3.3V
0.1 μF
C108
0.1 μF
C116
0.1 μF
C117
DGND DGND
DGND DGND DGND
DGND
DGND DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND DGND
DGND DGND DGND DGND DGND DGND
DGND
DGND
100R
R150
100R
R151
100R
R152
LED2
TP16
LED1
TP15
PWM_CH
PWM_CL
PWM_BH
PWM_BL
PWM_AH
PWM_AL1
2
3
4
5
6
7
1
2
3
4
5
6
7
DNP
J15
DGND
0.1 μF
C118
0.1 μF
C119
0.1 μF
C120
0.1 μF
C121
0.1 μF
C122
0.1 μF
C123
0.1 μF
C142