M-V850E-IA4 Renesas Electronics America, M-V850E-IA4 Datasheet - Page 724

• Manufacturer Part Number: M-V850E-IA4
• Description: KIT EVAL V850E IA4 UPD70F3186
• Manufacturer: Renesas Electronics America

Specifications of M-V850E-IA4

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

20.1 Overview
program of the internal RAM.
722
The ROM correction function is used to replace part of the program in the mask ROM or flash memory with the
By using this function, program bugs found in the mask ROM or flash memory can be corrected.
The correction address can be specified at up to four places by the ROM correction function.
Remark n = 0 to 3
register (CORENn bit)
Correction control
Comparator
address register n
CHAPTER 20 ROM CORRECTION FUNCTION
Correction
(CORADn)
Figure 20-1. Block Diagram of ROM Correction
Instruction address bus
User’s Manual U16543EJ4V0UD
DBTRAP instruction
generation block
bug with DBTRAP
Block replacing
instruction
ROM
Instruction data bus