Embedded Planet, Inc.
epConnected Vehicle | Product User Manual
Version: 1.0.0 | 25 Feb 22
Embedded Planet, Inc. | 31225 Bainbridge Rd Suite N, Solon, OH 44139 | 216-245-4180 | www.embeddedplanet.com |
Page 27 of 39
14.
Electrical Specifications
14.1.
Pin Map + Maximum/Minimum Operation Ratings
TABLE 17 – PIN MAP + MAXIMUM/MINIMUM OPERATION RATINGS
Category
Signal
Header
Pin
nRF52840
Min
(V)
Typ
(V)
Max
(V)
Notes
UART
RS232_TX_IN_CON
J5
3
P0.16
-25
-
+25
RX_IN B13
UART
RS232_RX_OUT_CON
J5
7
P0.13
-13.2
-
+13.2
TX_OUT B12
UART
UART2_RESET#
-
-
I
2
C (0x4E)
-
-
-
U6 GP4
(pin 14)
UART
RS232_TX_OUT_CON_2
J6
10
I
2
C (0x9A)
-13.2
-
+13.2 SC16IS750 (U4)
UART
RS232_RX_IN_CON_2
J6
20
I
2
C (0x9A)
-25
-
+25
SC16IS750 (U4)
CAN
CAN_L
J5
2
SPI (CAN_CS#)
-4
-
16
SPI (U8)
CAN
CAN_H
J5
6
SPI (CAN_CS#)
-4
-
16
SPI (U8)
CAN
CAN_RST#
-
-
P0.08
-
-
-
GPIO04 A6
CAN
CAN_WAKE_CTRL
-
-
P0.06
-
-
-
GPIO05 A7
CAN
IO_INT# *
-
-
P0.25
-
-
-
GPIO03 B11
SPI
CAN_MISO
-
-
P0.12
-
-
-
MISO B1
SPI
CAN_MOSI
-
-
P0.11
-
-
-
MOSI B2
SPI
CAN_SCLK
-
-
P0.07
-
-
-
SCLK B3
SPI
CAN_CS#
-
-
P1.09
-
-
-
SS# B4
I
2
C
I2C_SCL
-
-
P0.27
-
-
-
I2C_SCL B6
I
2
C
I2C_SDA
-
-
P0.26
-
-
-
I2C_SDA B7
Power
VCC
J2
1
-
-
3.3V
-
Output only
J3
1
Power
+12V
J5
4,5
-
5
12
20
Supply Voltage
Power
COM
J2
5
COM
-
0
-
Reference
J3
3,5,9
J5
1,8-10
J6
9,13-19
SWD
SWDIO
J2
2
SWDIO
-
3.3V
-
SWDIO A15
J3
2
SWD
SWCLK
J2
4
SWCLK
-
3.3V
-
SWDCLK A16
J3
4
SWD
SWO
J2
6
P1.00
-
3.3V
-
SWO A18
J3
6
SWD
RESET#
J2
3
P.018
U6: RESET#
-
3.3V
-
RESET# A17
J3
10
-
-
Analog
Input
VOLTAGE_MON_IN
J6
11
See IN3
0
-
50
Comparator
input
System
PWR_STATUS
-
-
I
2
C (0x4E)
-
-
-
U6: GP5
(pin 15)