HD6412320 RENESAS [Renesas Technology Corp], HD6412320 Datasheet - Page 238
HD6412320
Manufacturer Part Number
HD6412320
Description
Renesas 16-Bit Single-Chip Microcomputer H8S Family H8S-2300 Series
Manufacturer
RENESAS [Renesas Technology Corp]
Datasheet
1.HD6412320.pdf
(1302 pages)
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Section 6 Bus Controller
6.8.2
Table 6.8 shows the pin states in an idle cycle.
Table 6.8
Pins
A
D
CSn *
CAS *
AS
RD
HWR
LWR
DACKm *
Notes: 1. Remains low in DRAM space RAS down mode or a refresh cycle.
Rev.6.00 Sep. 27, 2007 Page 208 of 1268
REJ09B0220-0600
23
15
to A
to D
2
4
0
2. n = 0 to 7
3. m = 0 and 1
4. The CAS and DACKm pin functions are not supported in the H8S/2321.
0
3
Pin States in Idle Cycle
*
4
Pin States in Idle Cycle
Pin State
Contents of next bus cycle
High impedance
High *
High
High
High
High
High
High
1
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