參數(shù)資料
型號(hào): MC68HC912BL16FU8
廠商: MOTOROLA INC
元件分類(lèi): 微控制器/微處理器
英文描述: 16-BIT, FLASH, 8 MHz, MICROCONTROLLER, PQFP64
封裝: QFP-64
文件頁(yè)數(shù): 76/128頁(yè)
文件大?。?/td> 532K
代理商: MC68HC912BL16FU8
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MC68HC912BL16
MOTOROLA
MC68HC912BL16TS/D
51
Prevents accidental writes to EEPROM. Read anytime. Write anytime if EEPGM = 0 and PROTLCK = 0.
STPROT — Shadow and Test Row Protection
0 = Shadow and test rows can be programmed and erased.
1 = Shadow and test rows are protected from being programmed and erased.
This bit cannot be modified while programming is taking place (EEPGM = 1).
BPROT[4:0] — EEPROM Block Protection
0 = Associated EEPROM block can be programmed and erased.
1 = Associated EEPROM block is protected from being programmed and erased.
Cannot be modified while programming is taking place (EEPGM = 1).
Read anytime. Write in special modes only (SMODN = 0). These bits are used for test purposes only.
In normal modes the bits are forced to zero.
EEODD — Odd Row Programming
0 = Odd row bulk programming/erasing is disabled.
1 = Bulk program/erase all odd rows.
Refers to a physical location in the array rather than an odd byte address.
EEVEN — Even Row Programming
0 = Even row bulk programming/erasing is disabled.
1 = Bulk program/erase all even rows.
Refers to a physical location in the array rather than an even byte address.
MARG — Program and Erase Voltage Margin Test Enable
0 = Normal operation.
1 = Program and erase margin test.
This bit is used to evaluate the program/erase voltage margin.
EECPD — Charge Pump Disable
0 = Charge pump is turned on during program/erase.
1 = Disable charge pump.
EEPROT — EEPROM Block Protect
$00F1
Bit 7
6
5
4
3
2
1
Bit 0
STPROT
1
BPROT3
BPROT2
BPROT1
BPROT0
RESET:
1
Table 15 512-Byte EEPROM Block Protection
Bit Name
Block Protected
Block Size
BPROT3
$0E00 to $0EFF
256 Bytes
BPROT2
$0F00 to $0F7F
128 Bytes
BPROT1
$0F80 to $0FBF
64 Bytes
BPROT0
$0FC0 to $0FFF
64 Bytes
EETST — EEPROM Test
$00F2
Bit 7
6
5
4
3
2
1
Bit 0
EEODD
EEVEN
MARG
EECPD
EECPRD
0
EECPM
0
RESET:
0
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