at89c5131 ATMEL Corporation, at89c5131 Datasheet - Page 35
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at89c5131
Manufacturer Part Number
at89c5131
Description
8-bit Flash Microcontroller With Full Speed Usb Device At89c5131
Manufacturer
ATMEL Corporation
Datasheet
1.AT89C5131.pdf
(176 pages)
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Registers
4136C–USB–04/05
Table 36. FCON (S:D1h)
Flash Control Register
Reset Value = 0000 0000b
Bit Number
FPL3
7-4
2-1
7
3
0
Mnemonic Description
FMOD1:0
FBUSY
FPL3:0
FPL2
FPS
Bit
6
Programming Launch Command Bits
Write 5Xh followed by AXh to launch the programming according to FMOD1:0.
(see Table 35.)
Flash Map Program Space
Set to map the column latch space in the data memory space.
Clear to re-map the data memory space.
Flash Mode
See Table 34 or Table 35.
Flash Busy
Set by hardware when programming is in progress.
Clear by hardware when programming is done.
Can not be cleared by software.
FPL1
5
FPL0
4
FPS
3
FMOD1
2
AT89C5131
FMOD0
1
FBUSY
0
35