h8s-2646 Renesas Electronics Corporation., h8s-2646 Datasheet - Page 98
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h8s-2646
Manufacturer Part Number
h8s-2646
Description
Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.H8S-2646.pdf
(1165 pages)
- Current page: 98 of 1165
- Download datasheet (6Mb)
Section 2 CPU
2.9.3
The on-chip supporting modules are accessed in two states. The data bus is either 8 bits or 16 bits
wide, depending on the particular internal I/O register being accessed. Figure 2.19 shows the
access cycle for the on-chip supporting modules. Figure 2.20 shows the pin states.
Rev. 5.00 Sep 22, 2005 page 72 of 1136
REJ09B0257-0500
Internal address bus
Read
access
Write
access
On-Chip Supporting Module Access Timing
Internal read signal
Internal data bus
Internal write signal
Internal data bus
Figure 2.19 On-Chip Supporting Module Access Cycle
T1
Bus cycle
Address
Write data
Read data
T2
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