參數(shù)資料
型號: ENC424J600-I/PT
廠商: Microchip Technology
文件頁數(shù): 148/168頁
文件大?。?/td> 0K
描述: IC ETHERNET CTRLR W/SPI 44-TQFP
視頻文件: Fast 100 Mbps Ethernet PICtail Plus Overview
標(biāo)準(zhǔn)包裝: 160
控制器類型: 以太網(wǎng)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: 44-TQFP
供應(yīng)商設(shè)備封裝: 44-TQFP(10x10)
包裝: 托盤
產(chǎn)品目錄頁面: 684 (CN2011-ZH PDF)
配用: AC164132-ND - BOARD DAUGHTER PICTAIL ETHERNET
PIC18F2220/2320/4220/4320
DS39599G-page 78
2007 Microchip Technology Inc.
EXAMPLE 6-3:
WRITING TO FLASH PROGRAM MEMORY
MOVLW
D'64
; number of bytes in erase block
MOVWF
COUNTER
MOVLW
BUFFER_ADDR_HIGH
; point to buffer
MOVWF
FSR0H
MOVLW
BUFFER_ADDR_LOW
MOVWF
FSR0L
MOVLW
CODE_ADDR_UPPER
; Load TBLPTR with the base
MOVWF
TBLPTRU
; address of the memory block
MOVLW
CODE_ADDR_HIGH
MOVWF
TBLPTRH
MOVLW
CODE_ADDR_LOW
; 6 LSB = 0
MOVWF
TBLPTRL
READ_BLOCK
TBLRD*+
; read into TABLAT, and inc
MOVFW
TABLAT
; get data
MOVWF
POSTINC0
; store data and increment FSR0
DECFSZ COUNTER
; done?
GOTO
READ_BLOCK
; repeat
MODIFY_WORD
MOVLW
DATA_ADDR_HIGH
; point to buffer
MOVWF
FSR0H
MOVLW
DATA_ADDR_LOW
MOVWF
FSR0L
MOVLW
NEW_DATA_LOW
; update buffer word and increment FSR0
MOVWF
POSTINC0
MOVLW
NEW_DATA_HIGH
; update buffer word
MOVWF
INDF0
ERASE_BLOCK
MOVLW
CODE_ADDR_UPPER
; load TBLPTR with the base
MOVWF
TBLPTRU
; address of the memory block
MOVLW
CODE_ADDR_HIGH
MOVWF
TBLPTRH
MOVLW
CODE_ADDR_LOW
; 6 LSB = 0
MOVWF
TBLPTRL
BCF
EECON1,CFGS
; point to PROG/EEPROM memory
BSF
EECON1,EEPGD
; point to Flash program memory
BSF
EECON1,WREN
; enable write to memory
BSF
EECON1,FREE
; enable Row Erase operation
BCF
INTCON,GIE
; disable interrupts
MOVLW
55h
; Required sequence
MOVWF
EECON2
; write 55H
MOVLW
AAh
MOVWF
EECON2
; write AAH
BSF
EECON1,WR
; start erase (CPU stall)
NOP
BSF
INTCON,GIE
; re-enable interrupts
WRITE_BUFFER_BACK
MOVLW
8
; number of write buffer groups of 8 bytes
MOVWF
COUNTER_HI
MOVLW
BUFFER_ADDR_HIGH
; point to buffer
MOVWF
FSR0H
MOVLW
BUFFER_ADDR_LOW
MOVWF
FSR0L
PROGRAM_LOOP
MOVLW
8
; number of bytes in holding register
MOVWF
COUNTER
WRITE_WORD_TO_HREGS
MOVFW
POSTINC0
; get low byte of buffer data and increment FSR0
MOVWF
TABLAT
; present data to table latch
TBLWT+*
; short write
; to internal TBLWT holding register, increment
TBLPTR
DECFSZ COUNTER
; loop until buffers are full
GOTO
WRITE_WORD_TO_HREGS
相關(guān)PDF資料
PDF描述
VI-B3M-IX-F1 CONVERTER MOD DC/DC 10V 75W
VI-B3M-IW-F2 CONVERTER MOD DC/DC 10V 100W
VI-B3L-IX-F4 CONVERTER MOD DC/DC 28V 75W
VI-B3L-IX-F2 CONVERTER MOD DC/DC 28V 75W
VI-B3L-IW-F4 CONVERTER MOD DC/DC 28V 100W
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ENC424J600T-I/ML 功能描述:以太網(wǎng) IC 10/100 Base-T Stand alone Ethernet Ctrlr RoHS:否 制造商:Micrel 產(chǎn)品:Ethernet Switches 收發(fā)器數(shù)量:2 數(shù)據(jù)速率:10 Mb/s, 100 Mb/s 電源電壓-最大:1.25 V, 3.45 V 電源電壓-最小:1.15 V, 3.15 V 最大工作溫度:+ 85 C 封裝 / 箱體:QFN-64 封裝:Tray
ENC424J600T-I/PT 功能描述:外圍驅(qū)動器與原件 - PCI 10/100 Base-T Stand alone Ethernet Ctrlr RoHS:否 制造商:PLX Technology 工作電源電壓: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:FCBGA-1156 封裝:Tray
ENC424J600T-IML 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:Stand-Alone 10/100 Ethernet Controller with SPI or Parallel Interface
ENC424J600T-IPT 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:Stand-Alone 10/100 Ethernet Controller with SPI or Parallel Interface
ENC431D05A 制造商:未知廠家 制造商全稱:未知廠家 功能描述: