p2125vps20 Renesas Electronics Corporation., p2125vps20 Datasheet - Page 515

• Manufacturer Part Number: p2125vps20
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Bit
7 to 3
2
1
0
Bit Name

SS
FK
SF
Initial
Value




R/W

R/W
R/W
R/W
Description
Unused
The return value is 0.
Source Select Error Detect
Only one type can be specified for the on-chip program
that can be downloaded. When more than two types of
programs are selected, the program is not selected, or
the program is selected without mapping, an error
occurs.
0: Download program selection is normal
1: Download error has occurred (multi-selection or
Flash Key Register Error Detect
Returns the check result whether the FKEY value is set
to H'A5.
0: FKEY setting is normal (FKEY = H'A5)
1: FKEY setting is abnormal (FKEY = value other than
Success/Fail
Returns the result whether download has ended
normally or not. Determines the result whether the
program was correctly downloaded to the on-chip RAM
by way of the confirming reading of it.
0: Download to on-chip program has ended normally (no
1: Download to on-chip program has ended abnormally
program which is not mapped is selected)
H'A5)
error)
(error occurred)
Section 19 Flash Memory (0.18-µm F-ZTAT Version)
Rev. 1.00 Sep. 21, 2006 Page 477 of 658
REJ09B0310-0100