r5f71374an80fpv Renesas Electronics Corporation., r5f71374an80fpv Datasheet - Page 917

• Manufacturer Part Number: r5f71374an80fpv
• Description: 32-bit Risc Microcomputer Superh?? Risc Engine Family
• Manufacturer: Renesas Electronics Corporation.

22.3
Flash memory is controlled by the pins as shown in table 22.3.
Table 22.3 Pin Configuration
Note:
22.4
22.4.1
The registers/parameters which control flash memory when the on-chip flash memory is valid are
shown in table 22.4.
There are several operating modes for accessing flash memory, for example, read mode/program
mode.
There are two memory MATs: user MAT and user boot MAT. The dedicated registers/parameters
are allocated for each operating mode and MAT selection. The correspondence of operating modes
and registers/parameters for use is shown in table 22.5.
Name
Power-on reset
Flash programming
enable
Mode 1
Mode 0*
Transmit data
Receive data
*
Input/Output Pins
Register Descriptions
Registers
The SH7136 does not have the MD0 pin.
Pin Name
RES
FWE
MD1
MD0
TXD1 (PA4)
RXD1 (PA3)
Input/Output
Input
Input
Input
Input
Output
Input
Function
Reset
Hardware protection when
programming flash memory
Sets operating mode of this LSI
Sets operating mode of this LSI
Serial transmit data output (used in
boot mode)
Serial receive data input (used in boot
mode)
Rev. 1.00 Sep. 21, 2007 Page 891 of 1124
Section 22 Flash Memory
REJ09B0402-0100