參數(shù)資料
型號: TMP86CH09NG
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 16 MHz, MICROCONTROLLER, PDIP32
封裝: 0.400 INCH, 1.78 MM PITCH, LEAD FREE, PLASTIC, SDIP-32
文件頁數(shù): 84/120頁
文件大小: 1743K
代理商: TMP86CH09NG
Page 55
TMP86FH09ANG
6. Time Base Timer (TBT)
The time base timer generates time base for key scanning, dynamic displaying, etc. It also provides a time base
timer interrupt (INTTBT).
6.1 Time Base Timer
6.1.1 Configuration
Figure 6-1 Time Base Timer configuration
6.1.2 Control
Time Base Timer is controled by Time Base Timer control register (TBTCR).
Note 1: fc; High-frequency clock [Hz], fs; Low-frequency clock [Hz], *; Don't care
Time Base Timer Control Register
7
6
54
32
10
TBTCR
(0036H)
(DVOEN)
(DVOCK)
(DV7CK)
TBTEN
TBTCK
(Initial Value: 0000 0000)
TBTEN
Time Base Timer
enable / disable
0: Disable
1: Enable
TBTCK
Time Base Timer interrupt
Frequency select : [Hz]
NORMAL1/2, IDLE1/2 Mode
SLOW1/2
SLEEP1/2
Mode
R/W
DV7CK = 0
DV7CK = 1
000
fc/223
fs/215
001
fc/221
fs/213
010
fc/216
fs/28
011
fc/214
fs/26
100
fc/213
fs/25
101
fc/212
fs/24
110
fc/211
fs/23
111
fc/29
fs/2
fc/223 or fs/215
fc/221 or fs/213
fc/216 or fs/28
fc/214 or fs/26
fc/213 or fs/25
fc/212 or fs/24
fc/211 or fs/23
fc/29 or fs/2
TBTCR
TBTEN
TBTCK
3
MPX
Source clock
Falling edge
detector
Time base timer control register
INTTBT
interrupt request
IDLE0, SLEEP0
release request
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