PIC18F6585-I/L Microchip Technology, PIC18F6585-I/L Datasheet - Page 284
PIC18F6585-I/L
Manufacturer Part Number
PIC18F6585-I/L
Description
Microcontrollers (MCU) 48KB 3328 RAM 52 I/O
Manufacturer
Microchip Technology
Datasheet
1.PCM18XK1.pdf
(496 pages)
Specifications of PIC18F6585-I/L
Processor Series
PIC18F
Core
PIC
Data Bus Width
8 bit
Data Ram Size
3.25 KB
Interface Type
I2C/SPI/AUSART/CAN
Maximum Clock Frequency
40 MHz
Number Of Programmable I/os
53
Number Of Timers
5
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
52715-96, 52716-328, 52717-734, 52712-325, EWPIC18
Development Tools By Supplier
PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, ICE4000, DV164136, DM183032
Minimum Operating Temperature
- 40 C
On-chip Adc
12-ch x 10-bit
Program Memory Type
Flash
Program Memory Size
48 KB
Package / Case
PLCC-68
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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PIC18F6585/8585/6680/8680
EXAMPLE 23-2:
DS30491C-page 282
ErrorInterrupt
TXB2Interrupt
TXB1Interrupt
TXB0Interrupt
RXB1Interrupt
RXB0Interrupt
AccessBuffer
BCF
…
RETFIE
BCF
GOTO
BCF
GOTO
BCF
GOTO
BCF
GOTO
BCF
GOTO
; Copy CANSTAT.ICODE bits to CANCON.WIN bits
MOVF
ANDLW
MOVWF
MOVF
ANDLW
IORWF
MOVFF
; Access current buffer…
; User code
; Restore CANCON.WIN bits
MOVF
ANDLW
IORWF
; Do not need to restore CANSTAT - it is read-only register.
; Return from interrupt or check for another module interrupt source
PIR3, ERRIF
PIR3, TXB2IF
AccessBuffer
PIR3, TXB1IF
AccessBuffer
PIR3, TXB0IF
AccessBuffer
PIR3, RXB1IF
Accessbuffer
PIR3, RXB0IF
AccessBuffer
TempCANCON, W
B’11110001’
TempCANCON
TempCANSTAT, W
B’00001110’
TempCANCON
TempCANCON, CANCON
CANCON, W
B’11110001’
TempCANCON
WIN AND ICODE BITS USAGE IN INTERRUPT SERVICE ROUTINE TO ACCESS
TX/RX BUFFERS (CONTINUED)
; Clear the interrupt flag
; Handle error.
; Clear the interrupt flag
; Clear the interrupt flag
; Clear the interrupt flag
; Clear the interrupt flag
; Clear the interrupt flag
; This is either TX or RX interrupt
; Clear CANCON.WIN bits before copying
; new ones.
; Use previously saved CANCON value to
; make sure same value.
; Copy masked value back to TempCANCON
; Retrieve ICODE bits
; Use previously saved CANSTAT value
; to make sure same value.
; Copy ICODE bits to WIN bits.
; Copy the result to actual CANCON
; Preserve current non WIN bits
; Restore original WIN bits
2004 Microchip Technology Inc.
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