参数资料
型号: M34551M4-XXXFP
元件分类: 微控制器/微处理器
英文描述: 4-BIT, MROM, 8 MHz, MICROCONTROLLER, PQFP48
封装: 7 X 10 MM, 0.65 MM PITCH, PLASTIC, QFP-48
文件页数: 8/155页
文件大小: 1467K
代理商: M34551M4-XXXFP
APPLICATION
2.4 Carrier generating circuit
2-27
4551 Group User’s Manual
(2)
Carrier wave output control register C2
The carrier wave output auto-control bit is assigned to the bit.
Set the contents of this register through register A with the TC2A instruction.
Table 2.4.1 shows the carrier wave output control register C2.
Table 2.4.1 Carrier wave output control register C2
Carrier wave output control register C2
at reset : 02
at power down : 02
W
Auto-control output by timer 1 is invalid
Auto-control output by timer 1 is valid
Carrier wave output auto-control
bit
C20
0
1
Note: “W” represents write enabled.
(3)
Carrier wave generating control flag CR
Execute the SPCR instruction to set the carrier wave generating control flag CR to “0.”
Execute the STCR instruction to set the carrier wave generating control flag CR to “1.”
Table 2.4.2 shows the carrier wave generating control flag CR.
Table 2.4.2 Carrier wave generating control flag CR
Carrier wave generating control flag CR
at reset : 02
at power down : 02
W
Carrier wave generating stop (SPCR instruction)
Carrier wave generating start (STCR instruction)
Carrier wave generation control
CR
0
1
Note: “W” represents write enabled.
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