2010-2012 Microchip Technology Inc.
DS39977F-page 219
PIC18F66K80 FAMILY
14.8.4
TIMER1 GATE SINGLE PULSE
MODE
When Timer1 Gate Single Pulse mode is enabled, it is
possible to capture a single pulse gate event. Timer1
Gate Single Pulse mode is enabled by setting the
T1GSPM bit (T1GCON<4>) and the T1GGO/T1DONE
bit (T1GCON<3>). The Timer1 will be fully enabled on
the next incrementing edge.
On the next trailing edge of the pulse, the T1GGO/
T1DONE bit will automatically be cleared. No other
gate events will be allowed to increment Timer1 until
the T1GGO/T1DONE bit is once again set in software.
Clearing the T1GSPM bit of the T1GCON register will
also clear the T1GGO/T1DONE bit. (For timing details,
Simultaneously enabling the Toggle and Single Pulse
modes will permit both sections to work together. This
allows the cycle times on the Timer1 gate source to be
measured. (For timing details, see Figure 14-7.)
14.8.5
TIMER1 GATE VALUE STATUS
When the Timer1 gate value status is utilized, it is
possible to read the most current level of the gate
control value. The value is stored in the T1GVAL bit
(T1GCON<2>). This bit is valid even when the Timer1
gate is not enabled (TMR1GE bit is cleared).
FIGURE 14-6:
TIMER1 GATE SINGLE PULSE MODE
TMR1GE
T1GPOL
T1G_IN
T1CKI
T1GVAL
Timer1
N
N + 1
N + 2
T1GSPM
T1GGO/
T1DONE
Set by Software
Cleared by Hardware on
Falling Edge of T1GVAL
Counting Enabled on
Rising Edge of T1G
相关PDF资料
200346-2 CONN HOUSING RECEPT 20POS BLACK
PIC16F84A-20/P IC MCU FLASH 1KX14 EE 18DIP
200838-2 CONN HOUSING RECEPT 34POS BLACK
PIC18LF2420-I/SO IC MCU FLASH 8KX16 28SOIC
5172625-3 CONN RCPT HSNG 24POS BLUE PNL MT
202758-1 CONN HOUSING PLUG 6POS BLACK
TS80C31X2-VIC IC MCU 8BIT 40/30MHZ 44-PQFP
TS80C31X2-MCC IC MCU 8BIT 40/20MHZ 44-PQFP
相关代理商/技术参数
PIC18F6410-I/PT 制造商:Microchip Technology Inc 功能描述:IC 8BIT FLASH MCU 18F6410 TQFP64
PIC18F6410T-I/PT 功能描述:8位微控制器 -MCU 16kBF 768RM 68I/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
PIC18F6490-E/PT 功能描述:8位微控制器 -MCU 16kBF 768RM 68I/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
PIC18F6490-I/PT 功能描述:8位微控制器 -MCU 16kBF 768RM 68I/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
PIC18F6490-I/PT 制造商:Microchip Technology Inc 功能描述:IC 8BIT FLASH MCU 18F6490 TQFP64
PIC18F6490-I/PT 制造商:Microchip Technology Inc 功能描述:8 BIT MICROCONTROLLER CLOCK SPEED:40MHZ
PIC18F6490T-I/PT 功能描述:8位微控制器 -MCU 16kBF 768RM 68I/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
PIC18F6493-I/PT 功能描述:8位微控制器 -MCU 128 Segmnt LCD DRVR 12B ADC 16KB 768BRAM 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