參數資料
型號: ENC624J600T-I/PT
廠商: Microchip Technology
文件頁數: 38/168頁
文件大?。?/td> 0K
描述: IC ETHERNET CTRLR W/SPI 64-TQFP
視頻文件: Fast 100 Mbps Ethernet PICtail Plus Overview
標準包裝: 1,200
控制器類型: 以太網控制器(IEEE 802.3)
接口: SPI
電源電壓: 3 V ~ 3.6 V
電流 - 電源: 96mA
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 64-TQFP
供應商設備封裝: 64-TQFP(10x10)
包裝: 帶卷 (TR)
配用: AC164132-ND - BOARD DAUGHTER PICTAIL ETHERNET
PIC18F2220/2320/4220/4320
DS39599G-page 130
2007 Microchip Technology Inc.
14.1
Timer3 Operation
Timer3 can operate in one of these modes:
As a timer
As a synchronous counter
As an asynchronous counter
The operating mode is determined by the clock select
bit, TMR3CS (T3CON<1>).
When TMR3CS = 0, Timer3 increments every instruc-
tion cycle. When TMR3CS = 1, Timer3 increments on
every rising edge of the Timer1 external clock input or
the Timer1 oscillator if enabled.
When the Timer1 oscillator is enabled (T1OSCEN is
set), the RC1/T1OSI/CCP2 and RC0/T1OSO/T1CKI
pins become inputs. That is, the TRISC1:TRISC0 value
is ignored and the pins are read as ‘0’.
Timer3 also has an internal “Reset input”. This Reset
can be generated by the CCP module (see
FIGURE 14-1:
TIMER3 BLOCK DIAGRAM
FIGURE 14-2:
TIMER3 BLOCK DIAGRAM CONFIGURED IN 16-BIT READ/WRITE MODE
TMR3H
TMR3L
T1OSC
T3SYNC
TMR3CS
T3CKPS1:T3CKPS0
Peripheral Clocks
T1OSCEN
Enable
Oscillator(1)
TMR3IF
Overflow
Interrupt
FOSC/4
Internal
Clock
TMR3ON
On/Off
Prescaler
1, 2, 4, 8
Synchronize
det
1
0
1
Synchronized
Clock Input
2
T1OSO/
T1OSI
Flag bit
Note 1: When enable bit T1OSCEN is cleared, the inverter and feedback resistor are turned off. This eliminates power drain.
T1CKI
CLR
CCP Special Event Trigger
T3CCPx
Timer3
TMR3L
T1OSC
T3SYNC
TMR3CS
T3CKPS1:T3CKPS0
Peripheral Clocks
T1OSCEN
Enable
Oscillator(1)
FOSC/4
Internal
Clock
TMR3ON
On/Off
Prescaler
1, 2, 4, 8
Synchronize
det
1
0
1
Synchronized
Clock Input
2
T1OSO/
T1OSI
TMR3
T1CKI
CLR
CCP Special Event Trigger
T3CCPx
To Timer1 Clock Input
Note 1: When the T1OSCEN bit is cleared, the inverter and feedback resistor are turned off. This eliminates power drain.
High Byte
Data Bus<7:0>
8
TMR3H
8
Read TMR3L
Write TMR3L
Set TMR3IF Flag bit
on Overflow
相關PDF資料
PDF描述
EP1AGX90EF1152I6 IC ARRIA GX FPGA 90K 1152FBGA
EP1C3T144A8N IC CYCLONE FPGA 2910 LE 144-TQFP
EP1K100FC484-1N IC ACEX 1K FPGA 100K 484-FBGA
EP1S80F1020C5N IC STRATIX FPGA 80K LE 1020-FBGA
EP1SGX40GF1020I6 IC STRATIX GX FPGA 40K 1020-FBGA
相關代理商/技術參數
參數描述
ENC680D05B 制造商:未知廠家 制造商全稱:未知廠家 功能描述:
ENC680D-05B 制造商:未知廠家 制造商全稱:未知廠家 功能描述:STD MOV
ENC680D07B 制造商:未知廠家 制造商全稱:未知廠家 功能描述:
ENC680D-07B 制造商:未知廠家 制造商全稱:未知廠家 功能描述:STD MOV
ENC680D10B 制造商:未知廠家 制造商全稱:未知廠家 功能描述: