Renesas RX Series User Manual

R01UH0823EJ0100 Rev.1.00 Page 321 of 1823
Jul 31, 2019
RX23W Group 17. Memory-Protection Unit (MPU)
17.2 Register Descriptions
17.2.1 Region-n Start Page Number Register (RSPAGEn) (n = 0 to 7)
RSPN[27:0] Bits (Region-Start Page Number)
These bits specify the page number where the region starts.
Address(es): RSPAGE0 0008 6400h, RSPAGE1 0008 6408h, RSPAGE2 0008 6410h, RSPAGE3 0008 6418h,
RSPAGE4 0008 6420h, RSPAGE5 0008 6428h, RSPAGE6 0008 6430h, RSPAGE7 0008 6438h
b31 b30 b29 b28 b27 b26 b25 b24 b23 b22 b21 b20 b19 b18 b17 b16
RSPN[27:0]
Value after reset:
xxxxxxxxxxxxxxxx
b15 b14 b13 b12 b11 b10 b9 b8 b7 b6 b5 b4 b3 b2 b1 b0
RSPN[27:0] ————
Value after reset:
xxxxxxxxxxxx0000
x: Undefined
Bit Symbol Bit Name Function R/W
b3 to b0 — Reserved The read value is 0. The write value should always be 0. R/W
b31 to b4 RSPN[27:0] Region-Start Page Number Page number where the region starts, for use in region
determination
R/W

Renesas RX Series Specifications

General

Core	RXv1, RXv2, RXv3
Flash Memory	Up to 8 MB
RAM	Up to 1 MB
Operating Voltage	1.62V to 5.5V
Operating Temperature	-40°C to +85°C or +105°C
Package	BGA, LQFP
ADC Resolution	12-bit
DAC Resolution	12-bit
Communication Interfaces	SCI, SPI, I2C, USB, Ethernet, CAN
Architecture	32-bit
Security Features	Memory Protection Unit (MPU)