PIC16F87-I/ML Microchip Technology, PIC16F87-I/ML Datasheet - Page 381
![IC MCU FLASH 4KX14 EEPROM 28QFN](/photos/6/81/68120/150-28-qfn_sml.jpg)
PIC16F87-I/ML
Manufacturer Part Number
PIC16F87-I/ML
Description
IC MCU FLASH 4KX14 EEPROM 28QFN
Manufacturer
Microchip Technology
Series
PIC® 16Fr
Datasheets
1.PIC16F616T-ISL.pdf
(8 pages)
2.PIC16F688T-ISL.pdf
(688 pages)
3.PIC16F818-ISO.pdf
(6 pages)
4.PIC16F87-IP.pdf
(228 pages)
5.PIC16F87-IP.pdf
(8 pages)
6.PIC16F87-IP.pdf
(4 pages)
7.PIC16F87-IP.pdf
(8 pages)
8.PIC16F87-IP.pdf
(24 pages)
Specifications of PIC16F87-I/ML
Core Size
8-Bit
Program Memory Size
7KB (4K x 14)
Oscillator Type
Internal
Core Processor
PIC
Speed
20MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
16
Program Memory Type
FLASH
Eeprom Size
256 x 8
Ram Size
368 x 8
Voltage - Supply (vcc/vdd)
4 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Package / Case
28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
Controller Family/series
PIC16F
No. Of I/o's
16
Eeprom Memory Size
256Byte
Ram Memory Size
368Byte
Cpu Speed
20MHz
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
XLT28QFN3 - SOCKET TRAN ICE 18DIP/28QFNAC164322 - MODULE SOCKET MPLAB PM3 28/44QFNAC164033 - ADAPTER 28QFN TO 18DIPDV007003 - PROGRAMMER UNIVERSAL PROMATE II
Data Converters
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
- PIC16F616T-ISL PDF datasheet
- PIC16F688T-ISL PDF datasheet #2
- PIC16F818-ISO PDF datasheet #3
- PIC16F87-IP PDF datasheet #4
- PIC16F87-IP PDF datasheet #5
- PIC16F87-IP PDF datasheet #6
- PIC16F87-IP PDF datasheet #7
- PIC16F87-IP PDF datasheet #8
- Current page: 381 of 688
- Download datasheet (3Mb)
20.12
1997 Microchip Technology Inc.
Initialization
The code in
of the PIC16C62X devices. RA3 and RA4 are configured as digital output. RA0 and RA1 are con-
figured as the V- inputs and RA2 as the V+ input to both comparators.
Example 20-1:
FLAG_REG
;
CLRF
CLRF
ANDLW
IORWF
MOVLW
MOVWF
BSF
MOVLW
MOVWF
BCF
CALL
MOVF
BCF
BSF
BSF
BCF
BSF
BSF
Example 20-1
EQU
FLAG_REG
PORTA
0xC0
FLAG_REG,F
0x03
CMCON
STATUS,RP0
0x07
TRISA
STATUS,RP0
DELAY 10
CMCON,F
PIR1,CMIF
STATUS,RP0
PIE1,CMIE
STATUS,RP0
INTCON,PEIE
INTCON,GIE
Initializing Comparator Module (PIC16C62X)
0X20
depicts example steps required to configure the comparator module
; Init flag register
; Init PORTA
; Mask comparator bits
; Store bits in flag register
; Init comparator mode
; CM<2:0> = 011
; Select Bank1
; Initialize data direction
; Set RA<2:0> as inputs, RA<4:3> as outputs,
;
; Select Bank0
; 10 s delay
; Read
; Clear pending interrupts
; Select Bank1
; Enable comparator interrupts
; Select Bank0
; Enable peripheral interrupts
; Global interrupt enable
Section 20. Comparator
TRISA<7:5> always read ‘0’
CMCON to end change condition
DS31020A-page 20-11
20
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