SH7050 Datasheet, PDF (602/841 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH RISC engine Family/

Section 18 ROM (128 kB Version)
18.11.8 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 18.20 Stipulated Transition Times to Command Wait State
Item
Standby release (oscillation
stabilization time)
Programmer mode setup time
V hold time
CC
Symbol Min
t
10
osc1
t_bmv
10
t
0
dwn
Max Unit
ms
ms
ms
Notes
VCC
tOSC1
Memory read
mode
Command wait state
Command Automatic write mode Normal/abnormal
tbmv ^{wait state Automatic erase mode complete verify} tdwn
RES
FWE
Note : For the level of FWE input pin, set V_IL when using other than the automatic write mode
and automatic erase mode.
Figure 18.21 Oscillation Stabilization Time, Boot Program Transfer Time,
and Power-Down Sequence
Rev. 5.00 Jan 06, 2006 page 582 of 818
REJ09B0273-0500