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Descripciones detalladas
16.1 Placa base
Tarjeta CompactFlash, X4
Interfaz de la tarjeta CompactFlash
Nº de pin
41
7
32
34
35
20, 19, 18,
17, 16, 15, 14, 12, 11, 10, 8
21, 22, 23, 2, 3, 4, 5, 6, 47, 48, 49,
27, 28, 29, 30, 31
37
9
24
39
42
46
45
26, 25
33, 40
43
44
36
1, 50
13, 38
168
Nombre abreviado Significado
RESET#
reset (output)
CS0#
chip select 0 (output)
CS1#
chip select 1 (output)
IORD#
I/O-Read (output)
IOWR#
I/O-Write(output)
A0-A2
Address bit 0-2 (output)
A3-A10
Address bit 3-10 (output) a masa
D0-D15
data bits 0-15(in/out)
INTRQ
Interrupt request (input)
OE# /ATA SEL#
Enables True IDE Mode
IOCS16#
I/O-chip select 16 (input)
CSEL#
cable select (output)
IORDY
I/O ready (input)
PDIAG#
Passed diagnostic
DASP#
drive active/slave present (not
connected)
CD1#, CD2#
card detect (not connected)
VS1#, VS2#
Voltage sense (not connected)
DMARQ
DMA Request (input)
DMACK#
DMA Acknowledge (output)
WE#
write enable
GND
Masa, Ground
VCC
+ 3,3V Power
Instrucciones de servicio, 09/2009, A5E00927396-03
SIMATIC Box PC 627B
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