HD6412320 RENESAS [Renesas Technology Corp], HD6412320 Datasheet - Page 212

• Manufacturer Part Number: HD6412320
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family H8S-2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 6 Bus Controller
Figure 6.14 shows an example of wait state insertion timing.
The settings after a power-on reset are: 3-state access, 3 program wait state insertion, and WAIT
input disabled.
Rev.6.00 Sep. 27, 2007 Page 182 of 1268
REJ09B0220-0600
Read
Write
Note:
indicates the timing of WAIT pin sampling.
Address bus
HWR, LWR
Data bus
Data bus
Figure 6.14 Example of Wait State Insertion Timing
φ
WAIT
RD
AS
T
1
By program wait
T
2
T
w
Write data
By WAIT pin
T
w
T
w
Read data
T
3