PIC16F819-E/SO Microchip Technology, PIC16F819-E/SO Datasheet - Page 109
PIC16F819-E/SO
Manufacturer Part Number
PIC16F819-E/SO
Description
IC,MICROCONTROLLER,8-BIT,PIC CPU,CMOS,SOP,18PIN,PLASTIC
Manufacturer
Microchip Technology
Series
PIC® 16Fr
Datasheets
1.PIC16F616T-ISL.pdf
(8 pages)
2.PIC16F688T-ISL.pdf
(688 pages)
3.PIC16F818-ISO.pdf
(176 pages)
4.PIC16F818-ISO.pdf
(6 pages)
5.PIC16F818-ISO.pdf
(8 pages)
6.PIC16F818-ISO.pdf
(8 pages)
Specifications of PIC16F819-E/SO
Rohs Compliant
YES
Core Processor
PIC
Core Size
8-Bit
Speed
20MHz
Connectivity
I²C, SPI
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
16
Program Memory Size
3.5KB (2K x 14)
Program Memory Type
FLASH
Eeprom Size
256 x 8
Ram Size
256 x 8
Voltage - Supply (vcc/vdd)
4 V ~ 5.5 V
Data Converters
A/D 5x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 125°C
Package / Case
18-SOIC (7.5mm Width)
Processor Series
PIC16F
Core
PIC
Data Bus Width
8 bit
Data Ram Size
256 B
Interface Type
I2C, SPI, SSP
Maximum Clock Frequency
20 MHz
Number Of Programmable I/os
16
Number Of Timers
1 x 16 bit
Operating Supply Voltage
2 V to 5.5 V
Maximum Operating Temperature
+ 125 C
Mounting Style
SMD/SMT
3rd Party Development Tools
52715-96, 52716-328, 52717-734
Development Tools By Supplier
PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, DM163014
Minimum Operating Temperature
- 40 C
On-chip Adc
5 bit
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PIC16F819-E/SO
Manufacturer:
ZETTLER
Quantity:
201
- PIC16F616T-ISL PDF datasheet
- PIC16F688T-ISL PDF datasheet #2
- PIC16F818-ISO PDF datasheet #3
- PIC16F818-ISO PDF datasheet #4
- PIC16F818-ISO PDF datasheet #5
- PIC16F818-ISO PDF datasheet #6
- Current page: 109 of 688
- Download datasheet (3Mb)
1997 Microchip Technology Inc.
Example 6-4: RAM Initialization
Bank0_LP
;
; Next Bank (Bank1)
; (** ONLY REQUIRED IF DEVICE HAS A BANK1 **)
;
Bank1_LP
;
; Next Bank (Bank2)
; (** ONLY REQUIRED IF DEVICE HAS A BANK2 **)
;
Bank2_LP
;
; Next Bank (Bank3)
; (** ONLY REQUIRED IF DEVICE HAS A BANK3 **)
;
Bank3_LP
:
CLRF
MOVLW
MOVWF
CLRF
INCF
BTFSS
GOTO
MOVLW
MOVWF
CLRF
INCF
BTFSS
GOTO
BSF
MOVLW
MOVWF
CLRF
INCF
BTFSS
GOTO
MOVLW
MOVWF
CLRF
INCF
BTFSS
GOTO
Section 6. Memory Organization
STATUS
0x20
FSR
INDF0
FSR
FSR, 7
Bank0_LP
0xA0
FSR
INDF0
FSR
STATUS, C
Bank1_LP
STATUS, IRP
0x20
FSR
INDF0
FSR
FSR, 7
Bank2_LP
0xA0
FSR
INDF0
FSR
STATUS, C
Bank3_LP
; Clear STATUS register (Bank0)
; 1st address (in bank) of GPR area
; Move it to Indirect address register
; Clear GPR at address pointed to by FSR
; Next GPR (RAM) address
; End of current bank ? (FSR = 80h, C = 0)
; NO, clear next location
; 1st address (in bank) of GPR area
; Move it to Indirect address register
; Clear GPR at address pointed to by FSR
; Next GPR (RAM) address
; End of current bank? (FSR = 00h, C = 1)
; NO, clear next location
; Select Bank2 and Bank3
;
; 1st address (in bank) of GPR area
; Move it to Indirect address register
; Clear GPR at address pointed to by FSR
; Next GPR (RAM) address
; End of current bank? (FSR = 80h, C = 0)
; NO, clear next location
; 1st address (in bank) of GPR area
; Move it to Indirect address register
; Clear GPR at address pointed to by FSR
; Next GPR (RAM) address
; End of current bank? (FSR = 00h, C = 1)
; NO, clear next location
; YES, All GPRs (RAM) is cleared
for Indirect addressing
DS31006A-page 6-15
6
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