T89C5115 ATMEL Corporation, T89C5115 Datasheet - Page 28

• Manufacturer Part Number: T89C5115
• Description: Low Pin Count 8-bit MCU with A/D Converter and 16-Kbytes of Flash Memory
• Manufacturer: ATMEL Corporation

Registers
28
T89C5115
Table 18. EECON Register
EECON (S:0D2h)
EEPROM Control Register
Reset Value = XXXX XX00b
Not bit addressable
Bit Number
EEPL3
7-4
7
3
2
1
0
Mnemonic
EEPL2
EEPL3-0
EEBUSY
6
EEE
Bit
-
-
Description
Programming Launch Command bits
Write 5Xh followed by AXh to EEPL to launch the programming.
Reserved
The value read from this bit is indeterminate. Do not set this bit.
Reserved
The value read from this bit is indeterminate. Do not set this bit.
Enable EEPROM Space bit
Set to map the EEPROM space during MOVX instructions (Write in the column
latches).
Clear to map the XRAM space during MOVX.
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.
EEPL1
5
EEPL0
4
3
-
2
-
EEE
1
4128A–8051–04/02
EEBUSY
0