Rainbow-electronics T89C51CC02 Manual de usuario descargar pdf (Pagina 27)

Rev.A - May 17, 2001 27

Preliminary

T89C51CC02

7.4. Registers

FCON (S:D1h)

FLASH Control Register

Reset Value= 0000 0000b

Figure 12. FCON Register

7 6 5 4 3 2 1 0

FPL3 FPL2 FPL1 FPL0 FPS FMOD1 FMOD0 FBUSY

Bit Number Bit Mnemonic Description

7-4 FPL3:0

Programming Launch Command Bits

Write 5Xh followed by AXh to launch the programming according to FMOD1:0. (see Table 14.)

3 FPS

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 FMOD1:0

FLASH Mode

See Table 13 or Table 14.

0 FBUSY

FLASH Busy

Set by hardware when programming is in progress.

Clear by hardware when programming is done.

Can not be cleared by software.

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Rainbow-electronics T89C51CC02 Manual de usuario Pagina 27