TMP91C824
91C824-98
TMRA3 Flip-Flop Control Register
7 6 5 4 3 2 1 0
Bit
symbol
TAFF3C1
TAFF3C0
TAFF3IE
TAFF3IS
Read/Write
R/W
R/W
After
Reset
1
1
0
0
Function
00:
Invert
TA3FF
01: Set TA3FF
10: Clear TA3FF
11: Don’t care
TA3FF
Control for
inversion
0: Disable
1: Enable
TA3FF
Inversion
select
0: TMRA2
1: TMRA3
0 Inversion
by
TMRA2
1 Inversion
by
TMRA3
0 Disabled
1 Enabled
00
Inverts the value of TA3FF
01
Sets TA3FF to “1”
10
Clears TA3FF to “0”
11 Don’t
care
Control of TA3FF
TA3FFCR
(010DH)
Inverse signal for Timer Flip-Flop 3 (TA3FF)
(Don’t care except in 8-Bit Timer Mode)
Inversion of TA3FF
Read-Modify
-Write
instructions
are
prohibited.
Figure 3.7.8 TMRA registers