Renesas RX Series User Manual

R01UH0823EJ0100 Rev.1.00 Page 319 of 1823
Jul 31, 2019
RX23W Group 17. Memory-Protection Unit (MPU)
Figure 17.1 Block Diagram of the Memory-Protection Unit
A31
CPU instruction address
Region 0
to
Region 7
31 4 31 4
Processor mode
02
CPU operand access address
310
 
Region hit
Checking of access-
control information
A31
 
Region hit
Checking of access-
control information
Access control
Start page number
Background access-control register
End page number Access control V
Region 0
Region 7
Access
determination
Access
determination
Instruction memory-protection error
Data memory protection error
Start page number register
End page number register
A4 A0
A4 A0

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)