tmp19a43fd TOSHIBA Semiconductor CORPORATION, tmp19a43fd Datasheet - Page 20

• Manufacturer Part Number: tmp19a43fd
• Description: 32-bit Risc Microprocessor
• Manufacturer: TOSHIBA Semiconductor CORPORATION

(Note 1) This register must be 32-bit accessed.
SEQCNT
(0xFFFF_E514)
[DSU-Probe disabled]
DSU remains unavailable
4) Example use by the user
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
An example to use a DSU probe together with this function is shown as follows:
External ports
Data, etc.
Figure 3-3 Example Use of DSU Inhibit Function
15
23
31
7
Table 3-4 DSU Protect Control Register
N
DSU availability decision program
writing to SEQMOD and SEQCN
Clear DSU inhibit function by
(to be prepared by the user)
(only for internal ROM/flash)
[DSU-Probe available]
DSU can be used until
power is turned off.
TMP19A43 (rev2.0)3-6
14
22
30
Clear ROM protection
6
DSU inhibit cleared?
Protection bit
set to 1111
Power ON
13
21
29
5
Y
Y
Write "0x0000_00C5."
Write "0x0000_00C5."
Write "0x0000_00C5."
Write "0x0000_00C5."
12
20
28
4
N
W
W
W
W
[DSU-Probe available]
11
19
27
3
Flash Memory Operation
10
18
26
2
TMP19A43
17
25
1
9
16
24
0
8