PIC18LF4685-I/P Microchip Technology, PIC18LF4685-I/P Datasheet - Page 157
![IC PIC MCU FLASH 48KX16 40DIP](/photos/6/61/66192/150-40-dip_sml.jpg)
PIC18LF4685-I/P
Manufacturer Part Number
PIC18LF4685-I/P
Description
IC PIC MCU FLASH 48KX16 40DIP
Manufacturer
Microchip Technology
Series
PIC® 18Fr
Datasheets
1.PIC16F616T-ISL.pdf
(8 pages)
2.PCM18XT0.pdf
(484 pages)
3.PIC18F2221-ISO.pdf
(46 pages)
4.PIC18F2682-ISP.pdf
(6 pages)
5.PIC18F2682-ISP.pdf
(4 pages)
Specifications of PIC18LF4685-I/P
Core Size
8-Bit
Program Memory Size
96KB (48K x 16)
Core Processor
PIC
Speed
40MHz
Connectivity
CAN, I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, HLVD, POR, PWM, WDT
Number Of I /o
36
Program Memory Type
FLASH
Eeprom Size
1K x 8
Ram Size
3.25K x 8
Voltage - Supply (vcc/vdd)
2 V ~ 5.5 V
Data Converters
A/D 11x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
40-DIP (0.600", 15.24mm)
Controller Family/series
PIC18
No. Of I/o's
36
Eeprom Memory Size
1024Byte
Ram Memory Size
3.25KB
Cpu Speed
40MHz
No. Of Timers
4
Package
40PDIP
Device Core
PIC
Family Name
PIC18
Maximum Speed
40 MHz
Operating Supply Voltage
2.5|3.3|5 V
Data Bus Width
8 Bit
Number Of Programmable I/os
44
Interface Type
CAN/I2C/SPI/USART
On-chip Adc
11-chx10-bit
Number Of Timers
4
Core
PIC
Processor Series
PIC18LF
Maximum Clock Frequency
40 MHz
Data Ram Size
3.25 KB
Mounting Style
Through Hole
A/d Bit Size
10 bit
A/d Channels Available
11
Height
4.95 mm
Length
53.21 mm
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Supply Voltage (max)
5.5 V
Supply Voltage (min)
2 V
Width
14.73 mm
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PIC18LF4685-I/PT
Manufacturer:
Microchip Technology
Quantity:
10 000
Part Number:
PIC18LF4685-I/PT
Manufacturer:
MICROCHIP/微芯
Quantity:
20 000
- PIC16F616T-ISL PDF datasheet
- PCM18XT0 PDF datasheet #2
- PIC18F2221-ISO PDF datasheet #3
- PIC18F2682-ISP PDF datasheet #4
- PIC18F2682-ISP PDF datasheet #5
- Current page: 157 of 484
- Download datasheet (9Mb)
EXAMPLE 12-1:
TABLE 12-2:
© 2009 Microchip Technology Inc.
INTCON
PIR1
PIE1
IPR1
TMR1L
TMR1H
T1CON
Legend: x = unknown, u = unchanged, — = unimplemented, read as ‘0’.
Note 1:
RTCinit
RTCisr
Name
Shaded cells are not used by the Timer1 module.
These bits are unimplemented on PIC18F2682/2685 devices; always maintain these bits clear.
Timer1 Register Low Byte
TImer1 Register High Byte
GIE/GIEH PEIE/GIEL
PSPIF
PSPIE
PSPIP
RD16
MOVLW
MOVWF
CLRF
MOVLW
MOVWF
CLRF
CLRF
MOVLW
MOVWF
BSF
RETURN
BSF
BCF
INCF
MOVLW
CPFSGT
RETURN
CLRF
INCF
MOVLW
CPFSGT
RETURN
CLRF
INCF
MOVLW
CPFSGT
RETURN
MOVLW
MOVWF
RETURN
Bit 7
REGISTERS ASSOCIATED WITH TIMER1 AS A TIMER/COUNTER
(1)
(1)
(1)
IMPLEMENTING A REAL-TIME CLOCK USING A TIMER1 INTERRUPT SERVICE
80h
TMR1H
TMR1L
b’00001111’
T1OSC
secs
mins
.12
hours
PIE1, TMR1IE
TMR1H, 7
PIR1, TMR1IF
secs, F
.59
secs
secs
mins, F
.59
mins
mins
hours, F
.23
hours
.01
hours
T1RUN
ADIF
ADIE
ADIP
Bit 6
T1CKPS1 T1CKPS0 T1OSCEN T1SYNC
TMR0IE
RCIE
RCIP
RCIF
Bit 5
; Preload TMR1 register pair
; for 1 second overflow
; Configure for external clock,
; Asynchronous operation, external oscillator
; Initialize timekeeping registers
;
; Enable Timer1 interrupt
; Preload for 1 sec overflow
; Clear interrupt flag
; Increment seconds
; 60 seconds elapsed?
; No, done
; Clear seconds
; Increment minutes
; 60 minutes elapsed?
; No, done
; clear minutes
; Increment hours
; 24 hours elapsed?
; No, done
; Reset hours to 1
; Done
PIC18F2682/2685/4682/4685
INT0IE
TXIE
TXIP
Bit 4
TXIF
SSPIF
SSPIE
SSPIP
RBIE
Bit 3
TMR0IF
CCP1IF
CCP1IE
CCP1IP
Bit 2
TMR1CS
TMR2IF
TMR2IE
TMR2IP
INT0IF
Bit 1
TMR1ON
TMR1IF
TMR1IE
TMR1IP
RBIF
DS39761C-page 157
Bit 0
on page
Values
Reset
51
54
54
54
52
52
52
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