
VT8231
Preliminary Revision 0.8
October 29, 1999
-24-
Pinouts
7HFKQRORJLHV,QF
:H &RQQHFW
General Purpose Outputs
Signal Name
Pin #
I/O
Signal Description
GPO0
/ SLOWCLK
R4
O / O
General Purpose Output 0.
(Func 4 Rx54[1-0] =
00). Output value determined by PMU I/O Rx4C[0]
General Purpose Output 1.
General Purpose Output 2.
General Purpose Output 3.
General Purpose Output 4.
General Purpose Output 5.
General Purpose Output 6.
General Purpose Output 7.
General Purpose Output 8.
General Purpose Output 9.
General Purpose Output 10.
General Purpose Output 11.
General Purpose Output 12.
General Purpose Output 13.
General Purpose Output 14
(Rx76[5] = 1)
General Purpose Output 15
(Rx76[5] = 1)
General Purpose Output 16.
General Purpose Output 17.
General Purpose Output 18.
General Purpose Output 19.
General Purpose Output 20.
General Purpose Output 21.
General Purpose Output 22.
General Purpose Output 23.
General Purpose Output 24.
General Purpose Output 25.
General Purpose Output 26.
General Purpose Output 27.
General Purpose Output 28.
General Purpose Output 29.
O / I / IO / O / O
General Purpose Output 30.
O / I / IO
General Purpose Output 31.
GPO1
/ SUSA#
GPO2
/ SUSB#
GPO3
/ SUSST1#
GPO4
/ SUSCLK
GPO5
/ CPUSTP#
GPO6
/ PCISTP#
GPO7
/ SLP#
GPO8
/ SD9 / HGNT1#
GPO9
/ SD11 / HGNT2#
GPO10
/ SD13 / LGNT1#
GPO11
/ SD15 / LGNT2#
GPO12
GPO13
GPO14
/ IRTX
GPO15
/ IRRX
GPO16
/ PCS0#
GPO17
/ MCCS#
GPO18
/
GPI18
/ FAN2 / SLPBTN#
GPO19
/
GPI19
/ PCS1# / ACSDIN2
GPO20
/ LA20 / USBOC2#
GPO21
/ LA21 / USBOC3#
GPO22
/ IOR#
GPO23
/ IOW#
GPO24
/
GPI24
/ GPIOA
GPO25
/
GPI25
/ GPIOC / ATEST
GPO26
/
GPI26
/ SMBDT2
GPO27
/
GPI27
/ SMBCK2
GPO28
/
GPI28
/ APICD0 / APICCS#
GPO29
/
GPI29
/ APICD1 / APICACK#
GPO30
/
GPI30
/ GPIOD / DTEST / SCIOUT#
GPO31
/
GPI31
/ GPIOE
P1
P2
N5
P4
W2
W1
U6
W11
T10
Y10
V10
O / O
O / O
O / O
O / O
O / O
O / O
O / O
O / IO / O
O / IO / O
O / IO / O
O / IO / O
R8
U8
Y6
W6
K3
J1
W13
Y13
U7
T7
V2
J2
R2
R1
W4
Y4
Y1
W3
O / O
O / I
O / O
O / O
O / I / I / I
O / I / O / I
O / IO / I
O / IO / I
O / O
O / O
O / I / IO
O / I / IO / O
O / I / IO
O / I / IO
O / I / O / O
O / I / O / O