TC1796
System Units (Vol. 1 of 2)
Program Memory Unit
User’s Manual 7-44 V2.0, 2007-07
PMU, V2.0
D0BUSY 2rhDFLASH Bank 0 Busy
This flag indicates the busy state of DFLASH bank 0
during program or erase operations. It also indicates
when the DFLASH bank 0 is not in Read Mode, e.g.
in ramp-up state. D0BUSY is cleared by any reset
operation.
0
B
DFLASH bank 0 is ready and in Read Mode.
(default after reset)
1
B
DFLASH bank 0 is busy (program, erase,
ramp-up or sleep mode) and it is not in Read
Mode.
D1BUSY 3rhDFLASH Bank 1 Busy
This flag indicates the busy state of DFLASH bank 1
during program or erase operations. It also indicates
when the DFLASH bank 1 is not in Read Mode, e.g.
in ramp-up state. D0BUSY is cleared by any reset
operation.
0
B
DFLASH bank 1 is ready and in Read Mode.
(default after reset)
1
B
DFLASH bank 1 is busy (program, erase,
ramp-up or sleep mode) and it is not in Read
Mode.
PROG 4rhProgramming State
This flag indicates whether PFLASH or DFLASH is
currently programmed or have been programmed.
PROG is set with the last cycle of a write page
command. After a programming operation, this bit
remains set. PROG is cleared by a Clear Status
command or by a power-on reset.
0
B
There is no programming operation running,
requested or finished.
1
B
A programming operation (write page) is
running, requested or finished.
Field Bits Type Description
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