179
Bits 7 to 5: Clock output select (TMA7 to TMA5)
Bits 7 to 5 choose which of eight clock signals is output at the TMOW pin. The system clock
divided by 32, 16, 8, or 4 can be output in active mode and sleep mode. A 32.768 kHz or 38.4
kHz signal divided by 32, 16, 8, or 4 can be output in active mode, sleep mode, and subactive
mode. ø
w
is output in all modes except the reset state.
CWOSR
TMA
CWOS
Bit 7
TMA7
Bit 6
TMA6
Bit 5
TMA5
Clock Output
0
0
0
0
ø/32
(initial value)
1
ø/16
1
0
ø/8
1
ø/4
1
0
0
ø
w
/32
1
ø
w
/16
1
0
ø
w
/8
1
ø
w
/4
1
*
*
*
ø
w
*
: Don’t care
Bit 4: Reserved bit
Bit 4 is reserved; it is always read as 1, and cannot be modified.