MA180023 Microchip Technology, MA180023 Datasheet - Page 104
MA180023
Manufacturer Part Number
MA180023
Description
MODULE PLUG-IN PIC18F46J11 PIM
Manufacturer
Microchip Technology
Series
PIC®r
Datasheet
1.MA180023.pdf
(528 pages)
Specifications of MA180023
Accessory Type
Plug-In Module (PIM) - PIC18F46J11
Tool / Board Applications
General Purpose MCU, MPU, DSP, DSC
Mcu Supported Families
PIC18
Supported Devices
Stand-alone Or W/ HPC(DM183022) Or PIC18(DM183032)
Silicon Manufacturer
Microchip
Core Architecture
PIC
Core Sub-architecture
PIC18
Silicon Core Number
PIC18F
Silicon Family Name
PIC18FxxJxx
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With/related Products
HPC Explorer Board (DM183022) or PIC18 Explorer Board (DM183032)
For Use With
DM183032 - BOARD EXPLORER PICDEM PIC18DM183022 - BOARD DEMO PIC18FXX22 64/80TQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MA180023
Manufacturer:
Microchip Technology
Quantity:
135
- Current page: 104 of 528
- Download datasheet (8Mb)
PIC18F46J11 FAMILY
EXAMPLE 6-3:
DS39932C-page 104
ERASE_BLOCK
RESTART_BUFFER
FILL_BUFFER
WRITE_BUFFER
WRITE_BYTE_TO_HREGS
PROGRAM_MEMORY
Required
Sequence
WRITING TO FLASH PROGRAM MEMORY
MOVLW
MOVWF
MOVLW
MOVWF
MOVLW
MOVWF
BSF
BSF
BCF
MOVLW
MOVWF
MOVLW
MOVWF
BSF
BSF
MOVLW
MOVWF
MOVLW
MOVWF
MOVLW
MOVWF
MOVLW
MOVWF
...
MOVLW
MOVWF
MOVFF
MOVWF
TBLWT+*
DECFSZ COUNTER
BRA
BSF
BCF
MOVLW
MOVWF
MOVLW
MOVWF
BSF
BSF
BCF
DECFSZ WRITE_COUNTER
BRA
CODE_ADDR_UPPER
TBLPTRU
CODE_ADDR_HIGH
TBLPTRH
CODE_ADDR_LOW
TBLPTRL
EECON1, WREN
EECON1, FREE
INTCON, GIE
55h
EECON2
0AAh
EECON2
EECON1, WR
INTCON, GIE
D'16'
WRITE_COUNTER
D'64'
COUNTER
BUFFER_ADDR_HIGH
FSR0H
BUFFER_ADDR_LOW
FSR0L
D’64
COUNTER
POSTINC0, WREG
TABLAT
WRITE_BYTE_TO_HREGS
EECON1, WREN
INTCON, GIE
55h
EECON2
0AAh
EECON2
EECON1, WR
INTCON, GIE
EECON1, WREN
RESTART_BUFFER
; Load TBLPTR with the base address
; of the memory block, minus 1
; enable write to memory
; enable Erase operation
; disable interrupts
; write 55h
; write 0AAh
; start erase (CPU stall)
; re-enable interrupts
; Need to write 16 blocks of 64 to write
; one erase block of 1024
; point to buffer
; read the new data from I2C, SPI,
; PSP, USART, etc.
; number of bytes in holding register
; get low byte of buffer data
; present data to table latch
; write data, perform a short write
; to internal TBLWT holding register.
; loop until buffers are full
; enable write to memory
; disable interrupts
; write 55h
; write 0AAh
; start program (CPU stall)
; re-enable interrupts
; disable write to memory
; done with one write cycle
; if not done replacing the erase block
© 2009 Microchip Technology Inc.
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