HD64F7050 RENESAS [Renesas Technology Corp], HD64F7050 Datasheet - Page 71

• Manufacturer Part Number: HD64F7050
• Description: 32-Bit RISC Microcomputer SuperH RISC engine Family/
• Manufacturer: RENESAS [Renesas Technology Corp]

3.1
The SH7050 series has five operating modes that are selected by pins MD3 to MD0 and FWE. The
mode setting pins should not be changed during operation of the SH7050 series, and only the
setting combinations shown in table 3.1 should be used.
Table 3.1
Note:
There are two normal operating modes: single-chip mode and expanded mode.
Modes in which the flash memory can be programmed are boot mode and user program mode (the
two on-board programming modes) and writer mode in which programming is performed with an
EPROM programmer (a type which supports programming of this device).
For details, see the sections on ROM.
Operating
Mode No. FWE MD3 MD2 MD1 MD0
Mode 0
Mode 1
Mode 2
Mode 3
Mode 16
Mode 17
Mode 18
Mode 19
Mode 13
* Pins MD3 and MD2 set the clock operating mode. For details of the clock mode
Operating Mode Selection
settings, see section 4.2, Clock Operating Modes.
0
0
0
0
1
1
1
1
0/1
Operating Mode Selection
1
*
Pin Settings
Section 3 Operating Modes
1
*
0
0
1
1
0
0
1
1
0
0
1
0
1
0
1
0
1
1
Mode Name
MCU expanded mode
MCU single-chip mode
Boot mode
User program mode
Writer mode
Rev. 5.00 Jan 06, 2006 page 51 of 818
Section 3 Operating Modes
On-Chip
ROM
Disabled
Enabled
Enabled
Enabled
Enabled
REJ09B0273-0500
Area 0
Bus Width
8 bits
16 bits
Set by BCR1
—
Set by BCR1
—
Set by BCR1
—