参数资料
型号: PIC18LF96J65-I/PT
厂商: Microchip Technology
文件页数: 16/131页
文件大小: 0K
描述: IC PIC MCU FLASH 48KX16 100TQFP
标准包装: 90
系列: PIC® 18F
核心处理器: PIC
芯体尺寸: 8-位
速度: 41.667MHz
连通性: EBI/EMI,以太网,I²C,SPI,UART/USART
外围设备: 欠压检测/复位,POR,PWM,WDT
输入/输出数: 70
程序存储器容量: 96KB(48K x 16)
程序存储器类型: 闪存
RAM 容量: 3808 x 8
电压 - 电源 (Vcc/Vdd): 2 V ~ 3.6 V
数据转换器: A/D 16x10b
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 100-TQFP
包装: 托盘
PIC18F97J60 FAMILY
DS39762F-page 112
2011 Microchip Technology Inc.
EXAMPLE 7-3:
WRITING TO FLASH PROGRAM MEMORY
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
MOVWF
TBLPTRL
ERASE_BLOCK
BSF
EECON1, WREN
; enable write to memory
BSF
EECON1, FREE
; enable Row Erase operation
BCF
INTCON, GIE
; disable interrupts
MOVLW
55h
MOVWF
EECON2
; write 55h
MOVLW
0AAh
MOVWF
EECON2
; write 0AAh
BSF
EECON1, WR
; start erase (CPU stall)
BSF
INTCON, GIE
; re-enable interrupts
MOVLW
D'16'
MOVWF
WRITE_COUNTER
; Need to write 16 blocks of 64 to write
; one erase block of 1024
RESTART_BUFFER
MOVLW
D'64'
MOVWF
COUNTER
MOVLW
BUFFER_ADDR_HIGH
; point to buffer
MOVWF
FSR0H
MOVLW
BUFFER_ADDR_LOW
MOVWF
FSR0L
FILL_BUFFER
...
; read the new data from I2C, SPI,
; PSP, USART, etc.
WRITE_BUFFER
MOVLW
D’64
; number of bytes in holding register
MOVWF
COUNTER
WRITE_BYTE_TO_HREGS
MOVFF
POSTINC0, WREG
; get low byte of buffer data
MOVWF
TABLAT
; present data to table latch
TBLWT+*
; write data, perform a short write
; to internal TBLWT holding register.
DECFSZ
COUNTER
; loop until buffers are full
BRA
WRITE_BYTE_TO_HREGS
PROGRAM_MEMORY
BSF
EECON1, WREN
; enable write to memory
BCF
INTCON, GIE
; disable interrupts
MOVLW
55h
Required
MOVWF
EECON2
; write 55h
Sequence
MOVLW
0AAh
MOVWF
EECON2
; write 0AAh
BSF
EECON1, WR
; start program (CPU stall)
BSF
INTCON, GIE
; re-enable interrupts
BCF
EECON1, WREN
; disable write to memory
DECFSZ
WRITE_COUNTER
; done with one write cycle
BRA
RESTART_BUFFER
; if not done replacing the erase block
相关PDF资料
PDF描述
PIC24F16KL401-I/P IC MCU 16BIT 16KB FLASH 20-PDIP
PIC24FJ128GA010-I/PF IC PIC MCU FLASH 128KB 100TQFP
PIC24FJ256GA110-I/PF IC PIC MCU FLASH 256K 100TQFP
PIC24FJ256GB110-I/PF IC PIC MCU FLASH 256K 100TQFP
PIC24FJ64GA004-E/ML IC PIC MCU FLASH 64K 44-QFN
相关代理商/技术参数
参数描述
PIC1-R68-JT 制造商:RCD 制造商全称:RCD COMPONENTS INC. 功能描述:SURFACE MOUNT POWER INDUCTORS
PIC1-R68-JTQ 制造商:RCD 制造商全称:RCD COMPONENTS INC. 功能描述:SURFACE MOUNT POWER INDUCTORS
PIC1-R68-JTW 制造商:RCD 制造商全称:RCD COMPONENTS INC. 功能描述:SURFACE MOUNT POWER INDUCTORS
PIC1-R68-KT 制造商:RCD 制造商全称:RCD COMPONENTS INC. 功能描述:SURFACE MOUNT POWER INDUCTORS
PIC1-R68-KTQ 制造商:RCD 制造商全称:RCD COMPONENTS INC. 功能描述:SURFACE MOUNT POWER INDUCTORS