HD64F3644PV Datasheet, PDF (174/551 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Section 6 ROM
Table 6.14 PROM Mode Commands
Command
Cycles Mode
Memory read
1
Write
Erase setup/erase 2
Write
Erase-verify
2
Write
Auto-erase setup/ 2
auto-erase
Write
Program setup/
2
program
Write
Program-verify
2
Write
Reset
2
Write
Legend:
PA: Program address
EA: Erase-verify address
RA: Read address
PD: Program data
PVD: Program-verify output data
EVD: Erase-verify output data
1st Cycle
Address Data
X
H'00
X
H'20
EA
H'A0
X
H'30
X
H'40
X
H'C0
X
H'FF
Mode
Read
Write
Read
Write
2nd Cycle
Address Data
RA
Dout
X
H'20
X
EVD
X
H'30
Write PA
PD
Read X
Write X
PVD
H'FF
Rev. 6.00 Sep 12, 2006 page 152 of 526
REJ09B0326-0600