tmp1940cyaf TOSHIBA Semiconductor CORPORATION, tmp1940cyaf Datasheet - Page 418

• Manufacturer Part Number: tmp1940cyaf
• Description: 32-bit Tx System Risc Tx19 Family
• Manufacturer: TOSHIBA Semiconductor CORPORATION

(Continued from above)
Note 1: Before executing the command sequence, set the FSE bit in the Flash Control/Status (FLCS) register to enable
Note 2: There must be an interval of at least two instructions between each bus cycle.
Read/Reset
Read/Reset
Auto Program
Auto Chip Erase
Auto Block Erase
Block Protect
Verify Block Protect
Auto Security On
(Note 1)
Auto Security Off
(Note 1)
Read/Reset
Read/Reset
Auto Program
Auto Chip Erase
Auto Block Erase
Block Protect
Verify Block Protect
Auto Security On
(Note 1)
Auto Security Off
(Note 1)
3.6.16
Command
Sequence
Command
Sequence
access to the security bit.
Command Definitions
Required
Required
Cycles
Cycles
Table 3.16 On-Board Programming Mode Command Definitions
set to 1 before the command is written. The Auto Block Erase command can not turn off the
security feature even when the FSE bit is set. If the Auto Block Erase command is written when
the security is on, no block will be erased and the operation is immediately terminated.
10
10
1
3
4
6
6
4
4
6
1
3
4
6
6
4
4
6
0xAAA8 0x10
0xAAA8 0x9A
0xAAA8 0x10
0xXXX0 0xF0
0xAAA8 0xAA
0xAAA8 0xAA
0xAAA8 0xAA
0xAAA8 0xAA
0xAAA8 0xAA
0xAAA8 0xAA
0xAAA8 0xAA
0xAAA8 0xAA
Addr Data Addr Data Addr
Addr Data Addr Data Addr Data
6th Cycle
1st Cycle
BA
(Write)
(Write)
0x30
TMP1940FDBF-60
0x5554
0x5554
0x5554
0x5554
0x5554
0x5554
0x5554
0x5554
2nd Cycle
7th Cycle
BA
(Write)
(Write)
0x00 0xXXX0
0x55 0xAAA8 0xF0
0x55 0xAAA8 0xA0
0x55 0xAAA8 0x80
0x55 0xAAA8 0x80
0x55 0xAAA8 0x9A
0x55 0xAAA8 0x90
0x55 0xAAA8 0xA0
0x55 0xAAA8 0x80
3rd Cycle
8th Cycle
(Write)
(Write)
Bus Cycles
Bus Cycles
Data
0x00
0xAAA8
0xAAA8
0xAAA8
0xAAA8
0x0000
0xXXX0
Addr
Addr
BPA
(Read/Write)
RA
PA
4th Cycle
9th Cycle
(Write)
TMP1940FDBF
Data
0xAA
0xAA
0xAA
0xAA
0x98
Data
0x00
RD
PD
BD
(Read/Write)
0x5554
0x5554
0x5554
0x5554
0xXXX0
Addr Data
Addr Data
BPA
10th Cycle
5th Cycle
(Write)
0x55
0x55
0x55
0x55
0x00
BD