IRCC2.0 SMSC Corporation, IRCC2.0 Datasheet - Page 81

• Manufacturer Part Number: IRCC2.0
• Description: Infrared Communications Controller
• Manufacturer: SMSC Corporation

The Interaction of nSRDY and IOCHRDY
nSRDY and IOCHRDY determine the three types
of
ISA
nSRDY
inactive
active
access
x
No Wait
nSRDY
cycles:
AEN
I/Ox
Table 35 - nSRDY and IOCHRDY Interaction
IOCHRDY
inactive
active
active
no-wait-state
FIGURE 50 - nSRDY TIMING
No-wait-state Cycle (shortest length)
Standard Cycle (mean length)
Ready Cycle (longest length)
81
cycle, standard cycle, ready cycle (Table 35).
Note: An inactive IOCHRDY suppresses nSRDY.
DESCRIPTION