Table 20-5. I/O Port Interrupt Ac Timing Spec; Table 20-6. Pcmcia Ac Timing Spec; Table 20-7. Uart Ac Timing Spec - Hitachi HD64465 User Manual

Table 20.5 I/O Port Interrupt AC Timing Spec. (unit : ns)
Symbol Parameter
t PB0/TMO0# delay time 1
TM0D1
t PB0/TMO0# delay time 2
TM0D2
t PB1/TMO1# delay time 1
TM1D1
t PB1/TMO1# delay time 2
TM1D2
t IRQ0# delay time 1
TMQD1
t IRQ0# delay time 2
TMQD2
t DREQ0#, DREQ1# delay time
DREQD
Table 20.6 PCMCIA AC Timing Spec. (unit : ns)
Symbol Parameter
t Address Delay to CPU Address
AD
t Card Enable Delay to CPU Card Enable
CSD
t Read Strobe Delay to CPU Read Strobe
RSD
t Write Enable Delay to CPU Write Enable
WED
t Write Data Delay to CPU Write Data Delay
WDD
t IO Read Strobe Delay to CPU IO Read Strobe Delay -
ICRSD
t IO Write Strobe Delay to CPU IO Write Enable Delay -
ICWSD
Table 20.7 UART AC Timing Spec. (unit : ns)
Symbol Parameter
t UART DTR0# delay time 1
URDTRD1
t UART RTS0# delay time 1
URDTRD1
t UART DTR0# delay time 2
URDTRD2
t UART RTS0# delay time 2
URDTRD2
t Delay from stop bit (RXD0) to set IRQ0#
URIRQD
*unit cycle time: (UCK cycle time 26) / 4. For example, if UCK clock frequency is 12 MHz, the unit
cycle time is 556 ns.
Rev. 3.0, 03/01, page 350 of 390
Min. Max Comment
- 20 Figure 20.6
- 20 Figure 20.6
- 20 Figure 20.7
- 20 Figure 20.7
- 28 Figure 20.6,
Figure 20.7
- 28 Figure 20.6,
Figure 20.7
- 17 Figure 20.8
Min. Max Comment
- 12 Figure 20.9,
Figure 20.10
- 11 Figure 20.9,
Figure 20.10
- 11 Figure 20.10
- 12 Figure 20.10
- 14 Figure 20.9,
Figure 20.10
11 Figure 20.9
11 Figure 20.8
Min. Max Comment
- 45 Figure 20.11
- 45 Figure 20.11
- 45 Figure 20.11
- 45 Figure 20.11
- 26* Figure 20.12