AT89C5115_14 Datasheet, PDF (40/113 Pages) ATMEL Corporation – Full Duplex UART Compatible 80C51

Registers
Table 24. FCON Register
FCON Register FCON (S:D1h)
Flash Control Register
7
FPL3
6
FPL2
5
FPL1
4
FPL0
3
2
1
0
FPS
FMOD1
FMOD0
FBUSY
Bit
Bit
Number Mnemonic Description
7-4
3
FPL3:0
FPS
Programming Launch Command bits
Write 5Xh followed by AXh to launch the programming according to FMOD1:0.
(See Table 22.)
Flash Map Program Space
Set to map the column latch space in the data memory space.
Clear to re-map the data memory space.
2-1
0
FMOD1:0
Flash Mode
See Table 21 or Table 22.
FBUSY
Flash Busy
Set by hardware when programming is in progress.
Clear by hardware when programming is done.
Can not be changed by software.
Reset Value = 0000 0000b
40 AT89C5115
4128G–8051–02/08