参数资料
型号: R5F212BASDFP
元件分类: 微控制器/微处理器
英文描述: 16-BIT, FLASH, 20 MHz, RISC MICROCONTROLLER, PQFP48
封装: 10 X 10 MM, 0.50 MM PITCH, PLASTIC, LQFP-48
文件页数: 48/138页
文件大小: 492K
代理商: R5F212BASDFP
229
4317K–AVR–03/2013
AT90PWM2/3/2B/3B
Bit 5, 4– AC0IS1, AC0IS0: Analog Comparator 0 Interrupt Select bit
These 2 bits determine the sensitivity of the interrupt trigger.
The different setting are shown in Table 20-1.
Bit 2, 1, 0– AC0M2, AC0M1, AC0M0: Analog Comparator 0 Multiplexer register
These 3 bits determine the input of the negative input of the analog comparator.
The different setting are shown in Table 20-2.
20.2.2
Analog Comparator 1Control Register – AC1CON
Bit 7– AC1EN: Analog Comparator 1 Enable Bit
Set this bit to enable the analog comparator 1.
Clear this bit to disable the analog comparator 1.
Bit 6– AC1IE: Analog Comparator 1 Interrupt Enable bit
Set this bit to enable the analog comparator 1 interrupt.
Clear this bit to disable the analog comparator 1 interrupt.
Bit 5, 4– AC1IS1, AC1IS0: Analog Comparator 1 Interrupt Select bit
These 2 bits determine the sensitivity of the interrupt trigger.
The different setting are shown in Table 20-1.
Table 20-1.
Interrupt sensitivity selection
AC0IS1
AC0IS0
Description
0
Comparator Interrupt on output toggle
01
Reserved
1
0
Comparator interrupt on output falling edge
1
Comparator interrupt on output rising edge
Table 20-2.
Analog Comparator 0 negative input selection
AC0M2
AC0M1
AC0M0
Description
000“Vref”/6.40
001“Vref”/3.20
010“Vref”/2.13
011“Vref”/1.60
100Analog Comparator Negative Input (ACMPM pin)
101DAC result
110Reserved
111Reserved
Bit
7
654
3
2
1
0
AC1EN
AC1IE
AC1IS1
AC1IS0
AC1ICE
AC1M2
AC1M1
AC1M0
AC1CON
Read/Write
R/W
Initial Value
0
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