
114
AT89C51ID2
4289C–8051–11/05
Registers
Table 86. EECON Register
EECON (0D2h)
EEPROM Control Register
Reset Value = XXXX XX00b
Not bit addressable
76
543
210
--
----
EEE
EEBUSY
Bit Number
Bit
Mnemonic
Description
7 - 2
-
Reserved
The value read from this bit is indeterminate. Do not set this bit.
1
EEE
Enable EEPROM Space bit
Set to map the EEPROM space during MOVX instructions (Write or Read to
the EEPROM .
Clear to map the XRAM space during MOVX.
0
EEBUSY
Programming Busy flag
Set by hardware when programming is in progress.
Cleared by hardware when programming is done.
Can not be set or cleared by software.