tmp1940cyaf TOSHIBA Semiconductor CORPORATION, tmp1940cyaf Datasheet - Page 424
tmp1940cyaf
Manufacturer Part Number
tmp1940cyaf
Description
32-bit Tx System Risc Tx19 Family
Manufacturer
TOSHIBA Semiconductor CORPORATION
Datasheet
1.TMP1940CYAF.pdf
(464 pages)
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Yes
Any other block to be protected?
Verify Block Protect Command
Read from a block address
1st–6th Bus Write Cycles
Block Protect Command
10th Bus Write Cycle
7th Bus Write Cycle
8th Bus Write Cycle
Wait at least 100 µs
9th Bus Write Cycle
Block Protect Done
Reset Command
Figure 3.22 Block Protect Operation
0xXXX0 / 0x00
0xXXX0 / 0x00
0xXXX0 / 0x00
Data = 0x01 ?
PLSCNT = 1
BA / 0x00
Wait 4 µs
Wait 8 µs
BPA / BD
Start
Yes
No
TMP1940FDBF-66
(Address/Data)
(Address/Data)
(Address/Data)
(Address/Data)
BA: Block Address
No
(PLSCNT: Pulse Count)
PLSCNT = PLSCNT
TMP1940FDBF
Reset Command
PLSCNT = 25 ?
Device Failure
Yes
No
1
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