Max_lat, Min_gnt, Register: 0x3e – LSI 53C810A User Manual

Page 61: Register: 0x3f

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Configuration Registers

3-19

Register: 0x3E

Min_Gnt
Read Only

MG

Min_Gnt

[7:0]

This register is used to specify the desired settings for
Latency Timer values. Min_Gnt is used to specify how
long a burst period the device needs. The value specified
in this register is in units of 0.25 microseconds. Values of
zero indicate that the device has no major requirements
for the settings of Latency Timers. The LSI53C810A sets
the Min_Gnt register to 0x11.

Register: 0x3F

Max_Lat
Read Only

ML

Max_Lat

[7:0]

This register is used to specify the desired settings for
Latency Timer values. Max_Lat is used to specify how
often the device needs to gain access to the PCI bus.
The value specified in these registers is in units of
0.25 microseconds. Values of zero indicate that the
device has no major requirements for the settings of
Latency Timers. The LSI53C810A sets the Max_Lat
register to 0x40.

7

0

MG

0

0

0

1

0

0

0

1

7

0

ML

0

1

0

0

0

0

0

0

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