I82371MX Datasheet, PDF (116/133 Pages) Intel Corporation – INTEL 430MX PCISET 82371MX MOBILE PCI I/O IDE XCELERATOR (MPIIX)

82371MX (MPIIX)
E
Norm al ON
STPCLK# = 1
A C T_MO DE _E N
=0
ACT_MODE_EN
=0
ACT_MODE_EN
=1
AC T_ MO D E _E N
=0
CLKTHL_BRK Event
CLKTHL_BRK
Event
CL OC K _ON
STPC LK# = 1
4m s to 1sec
(32m s to 8 sec)
BSTCLK Event
C LKT HL_B RK
Event
BU RS T_ HI
STPC LK# = 1
32us - 8ms
BSTCLK
E ve n t
THROTTLE_HI
STPC LK# = 1
32us - 8ms
CLKTHL_STBY_TMR
Expires
C LKT HL _BRK
E v e nt
BSTCLK_TMR
E x p i re s
B ST C LK
E v e nt
STPCLK_HI_TM R
Ex pires
STP C LK_LO_TM R
E xpires
T HR O T TL E _L O W
STPCLK# = 0
Stop G rant Mode: HC LK running
Figure 15. Auto Clock Throttle State Diagram
O52515
116
N orm al ON
STPCLK# = 1
C LK _TH R O TTLE _E N
=1
C LK _TH RO TTLE _EN
=0
TH RO TTLE_H I
STPC LK# = 1
32us - 8ms
STPC LK _H I_TM R
E x p i re s
S TP C LK _LO _TM R
E x p ire s
OR
STPBRK Event
TH RO TTLE_LO
STPC LK# = 0
32us - 8ms
Stop Grant Mode
Figure 16. Clock Throttle State Diagram
052516
PRELIMINARY