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参数资料
| 型号： | 935267591518 |
| 厂商： | NXP SEMICONDUCTORS |
| 元件分类： | 微控制器/微处理器 |
| 英文描述： | 8-BIT, MROM, 16 MHz, MICROCONTROLLER, PQFP44 |
| 封装： | 10 X 10 X 1.75 MM, PLASTIC, QFP-44 |
| 文件页数： | 18/80页 |
| 文件大小： | 446K |
| 代理商： | 935267591518 |
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1997 Dec 15
25
Philips Semiconductors
Product specication
8-bit microcontrollers
P83C524; P80C528; P83C528
11.1.2
TIMER/COUNTER CONTROL REGISTER (TCON)
Table 7
Timer/Counter Control register (address 88H)
Table 8
Description of the TCON bits
76543210
TF1
TR1
TF0
TR0
IE1
IT1
IE0
IT0
BIT
SYMBOL
FUNCTION
7
TF1
Timer 1 overow ag: set by hardware on timer/counter overow. Cleared when
interrupt is processed.
6
TR1
Timer 1 run control bit: set/cleared by software to turn timer/counter ON/OFF.
5
TF0
Timer 0 overow ag: set by hardware on timer/counter overow. Cleared when
interrupt is processed.
4
TR0
Timer 0 run control bit: set/cleared by software to turn timer/counter ON/OFF.
3
IE1
Interrupt 1 edge ag: set by hardware when external interrupt is detected. Cleared
when interrupt is processed.
2
IT1
Interrupt 1 type control bit: set/cleared by software to specify falling edge/LOW level
triggered external interrupt.
1
IE0
Interrupt 0 edge ag: set by hardware when external interrupt is detected. Cleared
when interrupt is processed.
0
IT0
Interrupt 0 type control bit: set/cleared by software to specify falling edge/LOW level
triggered external interrupt.
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