HD64F38024HV Datasheet, PDF (175/684 Pages) Renesas Technology Corp – Hardware Manual Renesas 8-Bit Single-Chip Microcomputer H8 Family/H8/300L Super Low Power Series

Figure 6.5 shows a PROM write/verify timing diagram.
Section 6 ROM
Address
Data
VPP
VPP
VCC
Write
tAS
Input data
tDS
tDH
tVPS
Verify
tAH
Output data
tDF
VCC
VCC+1
VCC
CE
PGM
OE
tVCS
tCES
tPW
tOPW^*
tOES
tOE
Note: * tOPW is defined by the value shown in figure 6.4, High-Speed, High-Reliability Programming Flowchart.
Figure 6.5 PROM Write/Verify Timing
Rev. 8.00 Mar. 09, 2010 Page 153 of 658
REJ09B0042-0800