CMI-8738 Ver la hoja de datos (PDF) - C-Media Electronics
Número de pieza
componentes Descripción
Fabricante
CMI-8738 Datasheet PDF : 28 Pages
| |||
Ver. 1.2
CMI-8738/PCI-SX AUDIO Specification
PIN DESCRIPTION
DIGITAL PIN DESCRIPTION
Name
XA31-XA0
XINTA
XPRST
XCLK33
XGNT
XREQ
Number
PIN
Type
126-128,1-2,5-7,12-16,19-21,32 I/O
-35,38-41,43-44,47-52
117
O
119
I
120
I
121
I
122
O
XIDSEL
9
I
XFRAME 23
I/O
XIRDY
24
I/O
XTRDY
25
I/O
XDEVSEL 26
I/O
XSTOP
29
I/O
XPAR
30
I/O
XCBE3,2,1,0 8,22,31,42
I/O
VDD
GND
XIN
4,10,18,27,37,45,54,115,124 +5V
3,11,17,28,36,46,53,114,116,12 GND
5
55
I
XOUT
56
O
XGD7-XGD4 97-94
I
XGD3-XGD0 93-90
I/O
XTXD
88
XRXD
89
XBIO3-XBIO 109-112
0
VDD5V
83
VDDM
100
DGND
99
XEECS
84
O
I
I/O
+5V
+5V
GND
O
Definition
PCI bus address and data lines
Interrupt request , active-low.
Reset
PCI bus clock.
Bus master grant, active-low.
Bus master request, tri-state
output, active-low.
ID select, active-high.
Cycle frame, active-low.
Initiator ready, active-low. The bus
master device is ready to transmit
or receive data
Target ready, active-low. The target
device is ready to transmit or
receive data
Device select, active-low. The
target device has decoded the
address of the current transaction
as its own chip select range.
Stop transaction, active-low. The
target device request to the master
to stop the current transaction.
Parity. The pin indicates even parity
across XA31-XA9 and XCBE3-0 for
both address and data phases.
Multiplexed command/byte enable.
These pins indicate cycle type
during the address phase of a
transaction.
Digital and PCI I/O power pin
Digital and PCI I/O ground
14.318Mhz crystal, or external clock
input
14.318Mhz crystal
Game port switch input pin.
Switch D to switch A
Game port resistor input pin.
RC3 to RC0
MIDI transmit data
MIDI receive data
General purpose I/O
Digital and PCI I/O power pin
Digital and PCI I/O power pin
Digital and PCI I/O ground
EEPROM chip select
C-MEDIA ELECTRONICS INC. Tel:886-2-87731100 Fax:886-2-87732211 URL : www.cmedia.com.tw
3
Products and company names mentioned here are the trademarks of their respective owners.
Share Link: 