参数资料
型号: PIC16C432-I/SS
厂商: Microchip Technology
文件页数: 29/70页
文件大小: 0K
描述: IC MCU CMOS 8BIT 20MHZ 2K 20SSOP
产品培训模块: Asynchronous Stimulus
8-bit PIC® Microcontroller Portfolio
标准包装: 67
系列: PIC® 16C
核心处理器: PIC
芯体尺寸: 8-位
速度: 20MHz
连通性: LIN(本地互连网络)
外围设备: 欠压检测/复位,POR,WDT
输入/输出数: 12
程序存储器容量: 3.5KB(2K x 14)
程序存储器类型: OTP
RAM 容量: 128 x 8
电压 - 电源 (Vcc/Vdd): 4.5 V ~ 5.5 V
振荡器型: 外部
工作温度: -40°C ~ 85°C
封装/外壳: 20-SSOP(0.209",5.30mm 宽)
包装: 管件
产品目录页面: 636 (CN2011-ZH PDF)
配用: AC164029-ND - MODULE SKT PROMATEII 20DIP/SSOP
2002 Microchip Technology Inc.
Preliminary
DS41140B-page 33
PIC16C432
7.0
COMPARATOR MODULE
The
comparator
module
contains
two
analog
comparators. The inputs to the comparators are
multiplexed with the RA0 through RA3 pins. The on-
chip voltage reference (Section 8.0) can also be an
input to the comparators.
The CMCON register, shown in Register 7-1, controls
the comparator input and output multiplexers. A block
diagram of the comparator is shown in Figure 7-1.
REGISTER 7-1:
CMCON REGISTER (ADDRESS 1Fh)
7.1
Comparator Configuration
There
are
eight
modes
of
operation
for
the
comparators. The CMCON register is used to select
the mode. Figure 7-1 shows the eight possible modes.
The TRISA register controls the data direction of the
comparator pins for each mode. If the Comparator
mode is changed, the comparator output level may not
be valid for the specified mode change delay shown
R-0
U-0
R/W-0
C2OUT
C1OUT
CIS
CM2
CM1
CM0
bit7
bit0
bit 7
C2OUT: Comparator 2 Output bit
1
= C2 VIN+ > C2 VIN-
0
= C2 VIN+ < C2 VIN-
bit 6
C1OUT: Comparator 1 Output bit
1
= C1 VIN+ > C1 VIN-
0
= C1 VIN+ < C1 VIN-
bit 5-4
Unimplemented: Read as '0'
bit 3
CIS: Comparator Input Switch bit
When CM<2:0> = 001:
1
= C1 VIN- connects to RA3
0
= C1 VIN- connects to RA0
When CM<2:0> = 010:
1
= C1 VIN- connects to RA3
C2 VIN- connects to RA2
0
= C1 VIN- connects to RA0
C2 VIN- connects to LINRX
bit 2-0
CM<2:0>: Comparator Mode bits
Legend:
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
- n = Value at POR reset
’1’ = Bit is set
’0’ = Bit is cleared
x = Bit is unknown
Note:
Comparator interrupts should be disabled
during a Comparator mode change, other-
wise a false interrupt may occur.
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PIC16C432T-I/SS 功能描述:8位微控制器 -MCU 3.5KB 128 RAM 12 I/O RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
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PIC16C433-E/P 功能描述:8位微控制器 -MCU 3.5KB 128 RAM 6 I/O RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
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