h8s-2138 Renesas Electronics Corporation., h8s-2138 Datasheet - Page 674

• Manufacturer Part Number: h8s-2138
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Section 21 ROM
21.10.8 Status Polling
Table 21.20 Status Polling Output Truth Table
Pin Names
FO7
FO6
FO0 to FO5
21.10.9 Programmer Mode Transition Time
Commands cannot be accepted during the oscillation stabilization period or the programmer mode
setup period. After the programmer mode setup time, a transition is made to memory read mode.
Table 21.21 Command Wait State Transition Time Specifications
Item
Standby release
(oscillation stabilization time)
PROM mode setup time
V
Rev. 4.00 Jun 06, 2006 page 620 of 1004
REJ09B0301-0400
VCC
RES
CC
The FO7 status polling flag indicates the operating status in auto-program or auto-erase mode.
The FO6 status polling flag indicates a normal or abnormal end in auto-program or auto-erase
mode.
hold time
Figure 21.23 Oscillation Stabilization Time, Programmer Mode Setup Time,
t
osc1
Internal Operation
in Progress
0
0
0
(Mask ROM Version, H8S/2138 F-ZTAT, H8S/2134 F-ZTAT, and H8S/2132 F-ZTAT)
t
bmv
Memory read
mode
Command wait
state
and Power Supply Fall Sequence
Command reception
Symbol
t
t
t
osc1
bmv
dwn
Abnormal End
1
0
0
Auto-program mode
Auto-erase mode
Min
20
10
0
0
1
0
—
Command
wait state
Normal/
abnormal end
identification
Max
—
—
—
Normal End
1
1
0
Don't care
t
Unit
ms
ms
ms
dwn