
ML62Q1000 Series User's Manual
Chapter 25 Flash Memory
FEUL62Q1000
25-9
25.2.4 Flash Data Register 0 (FLASHD0)
FLASHD0 is a special function register (SFR) used to set programming data.
Address:
0xF092(FLASHD0L/FLASHD0), 0xF093(FLASHD0H)
Access:
R/W
Access size: 8/16bit
Initial value:
0xFFFF
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Word
FLASHD0
Byte
FLASHD0H
FLASHD0L
Bit
FD15 FD14 FD13 FD12 FD11 FD10
FD9
FD8
FD7
FD6
FD5
FD4
FD3
FD2
FD1
FD0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Initial
value
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Bit No.
Bit symbol
name
Description
15 to 8
FD15 to FD8
These bits are used to set the second byte data.
7 to 0
FD7 to FD0
These bits are used to set the first byte data.
There are some differences for programming the program memory space and the data flash area.
Programming
target
Register
Description
Note
Program
memory
space
Four bytes specified in FLASHD0
register(FLASHD0H, FLASHD0L)
and FLASHD1 register(FLASHD1H,
FLASHD1L)
The programming
starts by writing data
into FLASHD1H
register.
Write data into FLASHD0 register
at first and FLASHD1 register the
second.
Data flash
area
FLASHD0L register only (one byte)
in FLASHD0 register.
The programming
starts by writing data
into FLASHD0L
register.
Data written into FLASHD0H
register and FLASHD1 register are
invalid.
[Note]
Ÿ
Specify a segment address to the FLASHSEG at first, because it determines whether the programming is
for program memory space or data flash memory.
Ÿ
Back Ground Operation(BGO) function allows CPU continue running the program codes while
programming the data flash memory. Confirm the end of programming by checking FDPRSTA bit of
Flash Status Register(FLASHSTA).
Ÿ
Erase data in the addresses in advance. Programmed data without erase is unguaranteed.
Ÿ
Do not read or program unused areas to prevent the CPU works incorrectly.
Содержание ML62Q1000 Series
Страница 17: ...Chapter 1 Overview...
Страница 112: ...Chapter 2 CPU and Memory Space...
Страница 154: ...Chapter 3 Reset Function...
Страница 166: ...Chapter 4 Power Management...
Страница 196: ...Chapter 5 Interrupts...
Страница 248: ...Chapter 6 Clock generation Circuit...
Страница 274: ...Chapter 7 Low Speed Time Base Counter...
Страница 291: ...Chapter 8 16 Bit Timer...
Страница 320: ...Chapter 9 Functional Timer FTM...
Страница 382: ...Chapter 10 Watchdog Timer...
Страница 402: ...Chapter 11 Serial Communication Unit...
Страница 456: ...Chapter 12 I2 C Bus Unit...
Страница 491: ...Chapter 13 I2 C Master...
Страница 512: ...Chapter 14 DMA Controller...
Страница 531: ...Chapter 15 Buzzer...
Страница 550: ...Chapter 16 Simplified RTC...
Страница 559: ...Chapter 17 GPIO...
Страница 594: ...Chapter 18 External Interrupt Function...
Страница 612: ...Chapter 19 CRC Generator...
Страница 632: ...Chapter 20 Analog Comparator...
Страница 644: ...Chapter 21 D A Converter...
Страница 655: ...Chapter 22 Voltage Level Supervisor...
Страница 676: ...Chapter 23 Successive Approximation Type A D Converter...
Страница 709: ...Chapter 24 Regulator...
Страница 714: ...Chapter 25 Flash Memory...
Страница 743: ...Chapter 26 Code Option...
Страница 750: ...Chapter 27 LCD Driver...
Страница 788: ...Chapter 28 On Chip Debug Function...
Страница 795: ...Chapter 29 Safety Function...
Страница 813: ...Appendix A...
Страница 881: ...Revision History...