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Description
16 (20)
3.4.3
Host Interface Signals
The Anybus CompactCom host interface signals are available through six 16-pin headers (2.54
mm).
•
The lower row of each header is connected to signal ground.
•
The upper row of each header holds the host interface signals.
D15
D14
D13
D12
D11
D10
D9
D8
TxD
RxD
IOC0
IOC1
IOC2
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
D7
D6
D5
D4
D3
D2
D1
D0
JP20
JP21
JP22
JP18
JP19
JP17
OM0
OM1
OM2
nCS
nWE
nIRQ
nOE
nRESETDUT
Fig. 7
Depending on operating mode, the pins have different names and different functionality. Pre-
sented below is an overview of all pins.
Header
Signal
Name
Printed on
Board
Signal Name
Serial Mode
Shift
Register
SPI Mode
8-bit Mode
16-bit Mode
JP18
IOC2
MD0
MD0
MD0
MD0
MD0
A0
DIP1_0
DIP1_0
DIP1_0
A0
WEH
A1
DIP1_1
DIP1_1
DIP1_1
A1
A1
A2
DIP1_2
DIP1_2
DIP1_2
A2
A2
A3
DIP1_3
DIP1_3
DIP1_3
A3
A3
A4
DIP1_4
DIP1_4
DIP1_4
A4
A4
A5
DIP1_5
DIP1_5
DIP1_5
A5
A5
A6
DIP1_6
DIP1_6
DIP1_6
A6
A6
JP19
A7
DIP1_7
DIP1_7
DIP1_7
A7
A7
A8
LD
SS
A8
A8
A9
SCLK
SCLK
A9
A9
A10
DO
MISO
A10
A10
A11
DI
MOSI
A11
A11
A12
ASM RX
A12
A12
A13
ASM TX
A13
A13
(NC)
Anybus
®
CompactCom Starter Kit Reference Guide
HMSI-27-224
2.0