參數(shù)資料
型號: W78IRD2
廠商: WINBOND ELECTRONICS CORP
元件分類: 8位微控制器
英文描述: 8-BIT MICROCONTROLLER
中文描述: 8位微控制器
文件頁數(shù): 34/76頁
文件大?。?/td> 646K
代理商: W78IRD2
W78IRD2/W78IRD2A
- 34 -
1/6
1/12
C/T = TMOD.2
(C/T = TMOD.6)
T0M = CKCON.3
(T1M = CKCON.4)
M1,M0 = TMOD.1,TMOD.0
(M1,M0 = TMOD.5,TMOD.4)
Interrupt
T0 = P3.4
(T1 = P3.5)
TH0
(TH1)
TL0
(TL1)
TF0
(TF1)
TR0 = TCON.4
(TR1 = TCON.6)
GATE = TMOD.3
(GATE = TMOD.7)
INT0 = P3.2
(INT1 = P3.3)
7
0
TFx
4
7
0
Timer 1 functions are shown in brackets
1
00
0
0
1
01
osc
Figure 9-1 Timer/Counter Mode 0 & Mode 1
Mode 1
Mode 1 is similar to mode 0, except that the timer/counter is 16-bit counter, not a 13-bit counter. All
the bits in THx and TLx are used. Roll-over occurs when the timer moves from FFFFh to 0000h.
Mode 2
Mode 2 is similar to mode 0, except that TLx acts like an eight-bit counter and THx holds the auto-
reload value for TLx. When the TLx register overflows from FFh to 00h, the timer overflow flag TFx bit
(in TCON) is set, TLx is reloaded with the contents of THx, and the counting process continues. The
reload operation does not affect the THx register.
1/6
1/12
T0M = CKCON.3
(T1M = CKCON.4)
C/T = TMOD.2
(C/T = TMOD.6)
0
Interrupt
T0 = P3.4
(T1 = P3.5)
TH0
(TH1)
TL0
(TL1)
TF0
(TF1)
TR0 = TCON.4
(TR1 = TCON.6)
GATE = TMOD.3
(GATE = TMOD.7)
INT0 = P3.2
(INT1 = P3.3)
7
0
TFx
7
0
Timer 1 functions are shown in brackets
1
0
1
osc
Figure 9-2 Timer/Counter Mode 2
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