SH7211 Datasheet, PDF (913/1228 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperHTM RISC engine Family

Section 21 Flash Memory
Table 21.1
Relationship between FWE and MD Pins and Operating Modes
ROM
User
User
Reset Invalid User
Program Boot
Boot
Programmer
Pin
State
Mode Mode
Mode Mode Mode Mode
RES
0
1
1
1
1
1
Setting value
FWE
0/1
0
0
1
1
1
depends on the
condition of the
MD0
0/1
0/1*¹
0/1*²
0
1
0
specialized
MD1
0/1
0
1
1
0
0
PROM
programmer.
Notes: 1. MD0 = 0: 16-bit external bus, MD0 = 1: 8-bit external bus
2. MD0 = 0: External bus can be used, MD0 = 1: Single-chip mode (external bus cannot
be used)
Rev. 2.00 May. 08, 2008 Page 889 of 1200
REJ09B0344-0200