MK-043R
4.3 Inch Resis ve Touch
Display
August 2015
Revision A
MK-043R
Introduc on
Features
Module
Display
Touch Panel
Communica on Interfaces
MK-043R
Power
ESD Enhancements
Display
Moun ng
Grounding
Figure 1
Spring
Tab
MK-043R
Pin Configura on
1
Figure 2
2
23
24
24 Pin I/O Socket - J3
Details
Descrip on
Pins
Supply Voltage In
Common Ground
UART0 Receive
I
2
C - Serial Clock Line
Pulse Width Modulation
Port 1
RS-232 Transmit Port
SPI - Chip Select 3
SPI - Chip Select 2
5 VDC IN
I2C_SCL
PWM1
GND
UART0_RXD
5
3
1
Number
Descrip on
Details
4
8
2
7
6
GND
5 VDC IN
I
2
C_SDA
Common Ground
UART0 Transmit
Supply Voltage In
I2C - Serial Data Line
9
10 PWM2
UART0_TXD
Program Mode, Active Low PROG_MODE
1
11
RS232 TXD
SPI_CS3
SPI_CS2
RESET
1
13
15
17
19
21
23
12 PWM0
14 T_CAL
1
18 RS232 RXD
20
22 SPI_SCLK
24 SPI_MOSI
16 UART1_TXD
Pulse Width Modulation
Port 0
Pulse Width Modulation
Port 2
Touchpanel Calibration Ac-
tive Low
UART1 Receive TTL levels UART1_RXD
SPI - Master Input, Slave
Output
SPI_MISO
UART1 Transmit TTL levels
RS-232 Receive Port
SPI - Serial Clock
SPI - Master Out, Slave In
System Reset, Active Low
Note 1: Internally Pulled Up
MK-043R
Header J3 24 pin, 2mm, Hirose DF-11-24DP-2DSA
Ma ng Connectors:
Hirose DF11-24DS-2R26
JST PHDR-24VS
J3 UART Connec ons
For UART TTL-level Communication
Pin 1 5V
Pin 2 5V
Pin 3 GND
Pin 4 GND
Pin 15 UART1 RXD
Pin 16 UART1 TXD
Host UART to
UART1 3.3V Levels
For UART RS232 Communication
Pin 1 5V
Pin 2 5V
Pin 3 GND
Pin 4 GND
Pin 13 RS232 TXD
PIN 18 RS232 RXD
Host RS232 to
UART0 RS232
