PIC16C782-I/P Microchip Technology, PIC16C782-I/P Datasheet - Page 98
PIC16C782-I/P
Manufacturer Part Number
PIC16C782-I/P
Description
IC MCU CMOS 8BIT 2K 20MHZ 20-DIP
Manufacturer
Microchip Technology
Series
PIC® 16Cr
Datasheets
1.PIC16C781-ISO.pdf
(186 pages)
2.PIC16C781-ISO.pdf
(8 pages)
3.PIC16C781-ISO.pdf
(8 pages)
Specifications of PIC16C782-I/P
Core Size
8-Bit
Program Memory Size
3.5KB (2K x 14)
Oscillator Type
Internal
Core Processor
PIC
Speed
20MHz
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
13
Program Memory Type
OTP
Ram Size
128 x 8
Voltage - Supply (vcc/vdd)
4 V ~ 5.5 V
Data Converters
A/D 8x8b; D/A 1x8b
Operating Temperature
-40°C ~ 85°C
Package / Case
20-DIP (0.300", 7.62mm)
Controller Family/series
PIC16C
No. Of I/o's
16
Ram Memory Size
128Byte
Cpu Speed
20MHz
No. Of Timers
2
No. Of
RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
DVA16XP202 - ADAPTER DEVICE PIC16C781/782DM163012 - BOARD DEMO PICDEM FOR 16C781/782AC164028 - MODULE SKT PROMATEII 20SOIC/DIP
Eeprom Size
-
Connectivity
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
PIC16C782I/P
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PIC16C781/782
FIGURE 12-4:
EXAMPLE 12-2:
;*
;*
;*
FIGURE 12-5:
DS41171A-page 96
INPUT
VOLTAGE REFERENCE
This code block will configure Comparator
input on AN7, and Reference from the DAC
BANKSEL
BSF
BSF
BANKSEL
CLRF
MOVLW
MOVWF
MOVLW
MOVWF
MOVLW
MOVWF
C1 for normal speed and output polarity,
INPUT
TRISA
TRISB,RB3
ANSEL,AN7
DACON0
DAC
B’10000000’ ; Enable, no out
DACON0
DAC_VALUE
DAC
B’10001111’ ; C1; no out,
CM1CON0
RB3/AN7/OPA
CONFIGURATION OF COMPARATOR C1 WITH DAC
PROGRAMMING C1 FOR
PSMC FEEDBACK
WINDOW COMPARATOR WITH INTERRUPT
; Select Bank 1
; RB3 as input
; Set RB3 as analog
; Select Bank 2
; DAC=00h
; DACREF = VDD
; Trip Level
; VREF1, AN7
V
V
REF
REF
AN4
2
1
V
DAC
+
-
DAC
Preliminary
C1
PIC16C78X
+
+
-
-
C2
C1
12.2.3
To form a low power window comparator, Comparators
C1 & C2 are configured as follows:
• Common input RB0/INT/AN4/V
• Separate external reference voltages
• Programmed for slow speed operation
In addition, the output of comparator C2 must be
inverted for common polarity with C1.
A block diagram of the window comparator with exter-
nal connections is shown in Figure 12-4.
PIC16C78X
C1POL = 0
EXAMPLE: LOW POWER WINDOW
COMPARATOR WITH INTERRUPT
C1OUT
CLPOL=1
2001 Microchip Technology Inc.
CM2CON1<6>
CLPOL=0
CM2CON1<7>
PSMC
REF
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