tmp19a44fda TOSHIBA Semiconductor CORPORATION, tmp19a44fda Datasheet - Page 634

• Manufacturer Part Number: tmp19a44fda
• Description: 32bit Tx System Risc
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Setting 0x0000_00c5 to the SUSECCODE register enables writing to the DSUSECBIT register.
Example) If area 0 is protected:
The instruction from area 0 can write both “0” and “1” to the SECBIT and DSUSECBIT registers.
The instruction from area 1, 2 and 3 can write “1” to the SECBIT and DSUSECBIT registers.
Various protecting functions
DSUSECCODE
(0xFF00_020C)
(Note 1)
(Note 2) This is read-only register. Undefined values are read.
Bit Symbol
Read/Write
After reset
Function
Bit Symbol
Read/Write
After reset
Function
Bit Symbol
Read/Write
After reset
Function
Bit Symbol
Read/Write
After reset
Function
To access this register, 32-bit access is required.
DSECODE
DSECODE
DSECODE
DSECODE
15
23
31
07
15
23
31
7
DSU Protection Control Register
DSECODE
DSECODE
DSECODE
DSECODE
14
22
30
06
14
22
30
6
TMP19A44 (rev1.3) 25-10
DSECODE
DSECODE
DSECODE
DSECODE
13
21
29
05
13
21
29
5
DSECODE
DSECODE
DSECODE
DSECODE
Write “0x0000_00C5”.
Write “0x0000_00C5”.
Write “0x0000_00C5”.
Write “0x0000_00C5”.
12
20
28
04
12
20
28
4
W
W
W
W
0
0
0
0
DSECODE
DSECODE
DSECODE
DSECODE
19
27
03
11
11
19
27
3
DSECODE
DSECODE
DSECODE
DSECODE
10
18
26
02
10
18
26
2
TMP19A44
DSECODE
DSECODE
DSECODE
DSECODE
17
25
01
09
17
25
1
9
2010-04-01
DSECODE
DSECODE
DSECODE
DSECODE
16
24
00
08
16
24
0
8