H8S-2350 RENESAS [Renesas Technology Corp], H8S-2350 Datasheet - Page 185

• Manufacturer Part Number: H8S-2350
• Description: 16-Bit Single-Chip Microcomputer
• Manufacturer: RENESAS [Renesas Technology Corp]

6.4.4
8-Bit 2-State Access Space
Figure 6.6 shows the bus timing for an 8-bit 2-state access space. When an 8-bit access space is
accessed, the upper half (D
The LWR pin is fixed high. Wait states cannot be inserted.
Basic Timing
Note: n = 0 to 7
Read
Write
Figure 6.6 Bus Timing for 8-Bit 2-State Access Space
Address bus
15
D
D
to D
D
D
15
15
7
7
HWR
to D
to D
LWR
to D
to D
CSn
8
RD
AS
) of the data bus is used.
8
0
8
0
T
1
Bus cycle
Rev. 3.00 Sep 15, 2006 page 151 of 988
High
High impedance
Valid
T
2
Invalid
Valid
Section 6 Bus Controller
REJ09B0330-0300