tmp86fh46bng TOSHIBA Semiconductor CORPORATION, tmp86fh46bng Datasheet - Page 65

• Manufacturer Part Number: tmp86fh46bng
• Description: 8 Bit Microcontroller Tlcs-870/c Series
• Manufacturer: TOSHIBA Semiconductor CORPORATION

5. Time Base Timer (TBT)
5.1
5.1.1
5.1.2
Time Base Timer Control Register
timer interrupt (INTTBT).
(0036H)
TBTCR
The time base timer generates time base for key scanning, dynamic displaying, etc. It also provides a time base
Time Base Timer
Note 1: fc; High-frequency clock [Hz], fs; Low-frequency clock [Hz], *; Don't care
Configuration
Control
Time Base Timer is controlled by Time Base Timer control register (TBTCR).
TBTEN
TBTCK
fc/2
fc/2
fc/2
fc/2
fc/2
fc/2
fc/2
(DVOEN)
fc/2
23
21
16
14
13
12
11
or fs/2
or fs/2
9
7
or fs/2
or fs/2
or fs/2
or fs/2
or fs/2
or fs/2
Time Base Timer
enable / disable
Time Base Timer interrupt
Frequency select : [Hz]
15
13
8
6
5
4
3
TBTCK
6
Time base timer control register
(DVOCK)
Figure 5-1 Time Base Timer configuration
MPX
3
5
TBTCR
Source clock
(DV7CK)
4
0: Disable
1: Enable
TBTEN
000
001
010
011
100
101
110
111
TBTEN
Page 47
Falling edge
3
detector
DV7CK = 0
NORMAL1/2, IDLE1/2 Mode
fc/2
fc/2
fc/2
fc/2
fc/2
fc/2
fc/2
fc/2
2
23
21
16
14
13
12
11
9
TBTCK
1
DV7CK = 1
fs/2
fs/2
fs/2
fs/2
fs/2
fs/2
fs/2
fs/2
0
15
13
8
6
5
4
3
(Initial Value: 0000 0000)
release request
INTTBT
interrupt request
IDLE0, SLEEP0
TMP86FH46BNG
SLEEP1/2
SLOW1/2
Mode
fs/2
fs/2
-
-
-
-
-
-
15
13
R/W