參數(shù)資料
型號: MC68HC805K3DW
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, EEPROM, 2 MHz, MICROCONTROLLER, PDSO16
封裝: SOIC-16
文件頁數(shù): 104/119頁
文件大?。?/td> 496K
代理商: MC68HC805K3DW
General Release Specification
PEEPROM Registers
MC68HC805K3 — Rev. 1.0
MOTOROLA
Personality EEPROM
85
NOTE:
Always clear the PEPGM bit before altering the addressing bits in the
PEBSR. Otherwise, intermediate locations may be affected if the
programming voltage is present.
PEBULK — PEEPROM Bulk Erase
The PEBULK bit is a read/write bit to control the switches that apply
an internally provided programming voltage to all the bits in the
PEEPROM array that are to be erased. When the PEBULK bit is set
to a logical one, a logical zero is stored to all bits of the PEEPROM
array regardless of the bit address specified in the PEBSR.
The PEBULK bit should only be set if the PEBYTE and PEPGM bits
are cleared. If both the PEBYTE and PEBULK bits are set, the
personality EEPROM is bulk erased. The PEBULK bit is cleared when
the device is reset.
PEDATA — PEEPROM DATA
The PEDATA bit is a read-only bit that reflects the state of the
PEEPROM sense amplifier. The state of the PEDATA bit is only
meaningful when the PEBYTE, PEPGM, PEBULK, and CPEN control
bits are all zero. The state of the PEDATA bit following a reset is
dependent on the stored data in bit 0 of the PEEPROM array.
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