PPC-E4+ User Manual.doc
-15-
Rev 1.4 © 2015 EMAC, Inc.
4.13
COM C RS-232/422/485 Serial Port (HDR2)
Pin
HD3 Signal
DB9 Signal
1
422/485 TX-
422/485 TX-
2
NC
232 RX, 422/485 TX+
3
232 RX, 422/485 TX+ 232 TX, 422/485 RX+
4
RTS
422/485 RX-
5
232 TX, 422/485 RX+ GND
6
CTS
NC
7
422/485 RX-
RTS
8
NC
CTS
9
GND
NC
10
NC
-
4.14
COM D RS-232 Serial Port (HDR5)
Pin
HD3 Signal
DB9 Signal
1
NC
NC
2
NC
RxD
3
RxD
TxD
4
RTS
NC
5
TxD
GND
6
CTS
NC
7
NC
RTS
8
NC
CTS
9
GND
NC
10
NC
--
4.15
Misc. I/O (HDR1)
Pin
Signal
Pin
Signal
1
GND
2
3.3V
3
I2DAT
4
I2CLK
5
RESET_OUT 6
SPI_MI
7
SCLK
8
SPI_MOSI
9
SPI_CS1
10
SPI_CS0
11
SPI_CS3/FRM 12
GPIO07
13
ANALG_05
14
GPIO13
15
ANALG_06
16
IROA
17
ANALG_04
18
GPIO15
19
ANALG_07
20
GPIO12
