R-IN32M3 Datasheet, PDF (35/116 Pages) Renesas Technology Corp – LSI for Industrial Ethernet

R-IN32M3 Series Data Sheet
2. Pin Information
2.3.19 Operating Mode Setting Pins
Pin Name
BOOT1-BOOT0
MEMIFSEL
BUS32EN
HIFSYNC
HWRZSEL
MEMCSEL
ADMUXMODE
I/O
Function
I
Boot mode select
00: External memory boot
01: External serial flash ROM boot
10: External MCU boot
11: Instruction RAM boot (only available for debugging)
I
External memory interface select
0: Slave memory interface
1: External MCU interface
I
External memory interface bus width select
0: 16-bit bus
1: 32-bit bus
I
External MCU interface operation mode select
0: Asynchronous SRAM interface
1: Synchronous SRAM interface
I
External MCU interface HWRZ/HBENZ select
0: Used as HBENZ
1: Used as HWRZ
I
Internal memory controller select port
0: Asynchronous SRAM memory controller
1: Synchronous burst access memory controller
I
Multiplexing of address and data lines
0: Separated address and data lines
1: Multiplexed address and data lines
Active
-
-
-
-
-
-
-
Level during Reset
-
-
-
-
-
-
-
R18DS0008EJ0401
Feb 28, 2017
Page 35 of 110