参数资料
型号: PIC16F716-I/ML
厂商: Microchip Technology
文件页数: 91/136页
文件大小: 0K
描述: IC PIC MCU FLASH 2KX14 28QFN
标准包装: 61
系列: PIC® 16F
核心处理器: PIC
芯体尺寸: 8-位
速度: 20MHz
外围设备: 欠压检测/复位,POR,PWM,WDT
输入/输出数: 13
程序存储器容量: 3.5KB(2K x 14)
程序存储器类型: 闪存
RAM 容量: 128 x 8
电压 - 电源 (Vcc/Vdd): 2 V ~ 5.5 V
数据转换器: A/D 4x8b
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 28-VQFN 裸露焊盘
包装: 管件
PIC16F716
DS41206B-page 56
2007 Microchip Technology Inc.
8.3.8
ENHANCED PWM AUTO-
SHUTDOWN MODE
The PWM mode supports an Auto-Shutdown mode that
will disable the PWM outputs when an external
shutdown event occurs. Auto-Shutdown mode places
the PWM output pins into a predetermined state. This
mode is used to help prevent the PWM from damaging
the application.
The auto-shutdown sources are selected using the
ECCPASx bits of the ECCPAS register. A shutdown
event may be generated by:
A logic ‘0’ on the INT pin
Setting the ECCPASE bit in firmware
A shutdown condition is indicated by the ECCPASE
(Auto-Shutdown Event Status) bit of the ECCPAS
register. If the bit is a ‘0’, the PWM pins are operating
normally. If the bit is a ‘1’, the PWM outputs are in the
shutdown state. Refer to Figure 8-5.
When a shutdown event occurs, two things happen:
The ECCPASE bit is set to ‘1’. The ECCPASE will
remain set until cleared in firmware or an auto-restart
The enabled PWM pins are asynchronously placed in
their shutdown states. The PWM output pins are
grouped into pairs [P1A/P1C] and [P1B/P1D]. The state
of each pin pair is determined by the PSSAC and
PSSBD bits of the ECCPAS register. Each pin pair may
be placed into one of three states:
Drive logic ‘1’
Drive logic ‘0’
Tri-state (high-impedance)
FIGURE 8-5:
AUTO-SHUTDOWN BLOCK DIAGRAM
PSSAC<1>
TRISx
P1A
0
1
P1A_DRV
PSSAC<0>
PSSBD<1>
TRISx
P1B
0
1
PSSBD<0>
P1B_DRV
PSSAC<1>
TRISx
P1C
0
1
PSSAC<0>
P1C_DRV
PSSBD<1>
TRISx
P1D
0
1
PSSBD<0>
P1D_DRV
000
001
010
011
100
101
110
111
From Comparator C2
From Comparator C1
ECCPAS<2:0>
R
DQ
S
ECCPASE
From Data Bus
Write to ECCPASE
PRSEN
INT
相关PDF资料
PDF描述
PIC16F721-I/SS MCU PIC 4K FLASH 20-SSOP
PIC16F723A-I/MV MCU PIC 7KB FLASH XLP 28-UQFN
PIC16F727-E/PT IC PIC MCU FLASH 8KX14 44-TQFP
PIC16F72T-I/ML IC PIC MCU FLASH 2KX14 28-QFN
PIC16F77-I/PT IC MCU FLASH 8KX14 A/D 44TQFP
相关代理商/技术参数
参数描述
PIC16F716T-E/SO 功能描述:8位微控制器 -MCU 3.5KB 128 RAM 13 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
PIC16F716T-E/SS 功能描述:8位微控制器 -MCU 3.5KB 128 RAM 13 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
PIC16F716T-I/ML 制造商:Microchip Technology Inc 功能描述:MCU 8BIT RISC 28KB FLASH 2.5V/ - Tape and Reel
PIC16F716T-I/SO 功能描述:8位微控制器 -MCU 3.5KB 128 RAM 13 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
PIC16F716T-I/SS 功能描述:8位微控制器 -MCU 3.5KB 128 RAM 13 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