tmp19a44fda TOSHIBA Semiconductor CORPORATION, tmp19a44fda Datasheet - Page 592

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

Flash Memory Operation
(3) Once User Boot mode is entered, execute the copy routine to copy the flash programming routine
(4) Jump program execution to the flash programming routine in the on-chip RAM to erase a flash
to either the TMP19A44F on-chip RAM.
block after releasing the protection for accidental writing/ erasing of the old application program
code.
TMP19A44F
TMP19A44F
(b) Programming Routine
(a) Mode Judgment Routine
(c) Copy Routine
(a) Mode Judgment Routine
(b) Programming Routine
(c) Copy Routine
Flash Memory
[Reset Procedure]
Flash Memory
[Reset Procedure]
Old Application
Program Code
Erased
TMP19A44 (rev1.3)24-7
Host Controller
Host Controller
(b) Programming Routine
I/O
I/O
(b) Programming Routine
RAM
RAM
New Application
New Application
Program Code
Program Code
TMP19A44
2010-04-01