tmp19a61f10xbg TOSHIBA Semiconductor CORPORATION, tmp19a61f10xbg Datasheet - Page 515

• Manufacturer Part Number: tmp19a61f10xbg
• Description: 32-bit Tx System Risc Tx19 Family
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Once User Boot mode is entered, execute the transfer routine (b) to download the flash programming
routine (c) from the host controller to either the TMP19A61 on-chip RAM or an external memory device.
(In the following figure, the on-chip RAM is used).
Jump to the flash programming routine in the on-chip RAM. Cancel the protection for overwriting to
erase a flash block containing the old application program code.
(Step-3)
(Step-4)
(TMP19A61)
(TMP19A61)
(a)
(b) Transfer routine
(a)
(b) Transfer routine
Old Application Program
Flash memory
Flash memory
[Reset Procedure]
[Reset Procedure]
Mode judgment routine
Mode judgment routine
(Erase
Code
TMP19A61 (rev1.0) 22-514
(c)
(c)
Programming routine
Programming routine
(I/O)
(I/O)
(Host)
(Host)
RAM
RAM
(c)
(c)
Programming routine
Programming routine
New Application
New Application
Program Code
Program Code
TMP19A61