Table 16.2 Keyboard Controller Interface Read Cycle Ac Timing; Table 16.3 Keyboard Controller Interface Write Cycle Ac Timing - Hitachi HD64465 User Manual

Table 16.2 Keyboard Controller Interface Read Cycle AC Timing

Item
XIOR# delay time
KBCS#/A2 delay time
XIOR# pulse width
HD0-7 setup time
HD0-7 hold time

Table 16.3 Keyboard Controller Interface Write Cycle AC Timing

Item
XIOW# delay time
KBCS#/A2 delay time
XIOW# pulse width
HD0-7 delay time
HD0-7 hold time
Rev. 3.0, 03/01, page 248 of 390
Symbol Min
tIORD 42
tRCSD 45
tIORPW 250
tHDS -
tRHDH -
Symbol Min
tIOWD 41
tWCSD 43
tIOWPW 126
tHDD -
tWHDH 90
Max Unit
- ns
- ns
- ns
- ns
- ns
Max Unit
- ns
- ns
- ns
- ns
- ns