(1)
Single chip mode
The single chip mode is a mode where the device can boot-up from Flash memory after reset.
The mode contains two sub-modes in below.
・
Normal mode
The mode where user application program is executed.
・
User boot mode
The mode where flash memory is re-programmed on the user’s set.
Users can switch the normal mode to user boot mode freely. For example, a user can set if PA0
of port A is "1", the mode is the normal mode. If PA0 of port A is "0", the mode is the user boot
mode. The user must prepare a routine program in the application program to determine the switching.
(2)
Single boot mode
The mode where flash memory can boot-up from the built-in BOOT ROM (Mask ROM) after reset.
The BOOT ROM contains the algorithm that can rewrite Flash memory via serial port of this de-
vice on the user’s set. With connecting the serial port to external host, data transfer is performed in
above-mentioned protocol and re-programmed Flash memory.
(3)
On-board programming mode
The user boot mode and single boot mode are the modes where flash memory can be re-programma-
ble on the user’s set. These two modes are called "on-board programming mode".
22.1.3.2 Mode Determination
Either the single chip or single boot operation mode can be selected by the level of the BOOT pin
when reset is released.
Table 22-2 Operation mode setting
Operation mode
Pin
RESET
BOOT
Single chip mode
0 → 1
1
Single boot mode
0 → 1
0
TMPM3V6/M3V4
22.
Flash Memory Operation
22.1 Features
Page 444
2019-02-06
Содержание TMPM3V4
Страница 1: ...32 Bit RISC Microcontroller TX03 Series TMPM3V6 M3V4 ...
Страница 2: ... 2019 Toshiba Electronic Devices Storage Corporation ...
Страница 7: ...Revision History Date Revision Comment 2019 02 06 1 First Release ...
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Страница 52: ...TMPM3V6 M3V4 3 Processor Core 3 6 Exclusive access Page 30 2019 02 06 ...
Страница 148: ...TMPM3V6 M3V4 7 Exceptions 7 6 Exception Interrupt Related Registers Page 126 2019 02 06 ...
Страница 178: ...TMPM3V6 M3V4 9 Input Output port 9 2 Block Diagrams of Ports Page 156 2019 02 06 ...
Страница 206: ...TMPM3V6 M3V4 10 16 bit Timer Event Counters TMRB 10 7 Applications using the Capture Function Page 184 2019 02 06 ...
Страница 232: ...TMPM3V6 M3V4 11 Universal Asynchronous Receiver Transmitter Circuit UART 11 4 Operation Description Page 210 2019 02 06 ...
Страница 354: ...TMPM3V6 M3V4 14 Synchronous Serial Port SSP 14 6 Frame Format Page 332 2019 02 06 ...
Страница 419: ...TMPM3V6 M3V4 Page 397 2019 02 06 ...
Страница 420: ...TMPM3V6 M3V4 16 Analog Digital Converter ADC 16 6 Timing chart of AD conversion Page 398 2019 02 06 ...
Страница 462: ...TMPM3V6 M3V4 21 Watchdog Timer WDT 21 5 Control register Page 440 2019 02 06 ...
Страница 510: ...TMPM3V6 M3V4 22 Flash Memory Operation 22 4 Programming in the User Boot Mode Page 488 2019 02 06 ...
Страница 538: ...TMPM3V6 M3V4 25 Electrical Characteristics 25 7 Recommended Oscillation Circuit Page 516 2019 02 06 ...
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