PIC16F627-04/P Microchip Technology, PIC16F627-04/P Datasheet - Page 12

• Manufacturer Part Number: PIC16F627-04/P
• Description: IC MCU FLASH 1KX14 COMP 18DIP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F627-04/P

• Core Size: 8-Bit
• Program Memory Size: 1.75KB (1K x 14)
• Core Processor: PIC
• Speed: 4MHz
• Connectivity: UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 16
• Program Memory Type: FLASH
• Eeprom Size: 128 x 8
• Ram Size: 224 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 18-DIP (0.300", 7.62mm)
• Controller Family/series: PIC16F
• No. Of I/o's: 16
• Eeprom Memory Size: 128Byte
• Ram Memory Size: 224Byte
• Cpu Speed: 4MHz
• No. Of Timers: 3
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 224 B
• Interface Type: SCI, USART
• Maximum Clock Frequency: 4 MHz
• Number Of Programmable I/os: 16
• Number Of Timers: 3
• Operating Supply Voltage: 3 V to 5.5 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: Through Hole
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, DM163014, DM164120-4
• Minimum Operating Temperature: 0 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: DVA16XP183 - ADAPTER ICE 18DIP/SOIC/SSOPAC164010 - MODULE SKT PROMATEII DIP/SOIC
• Data Converters: -
• Lead Free Status / Rohs Status: Details

PIC16F62X
4. Module: Comparator
EXAMPLE 9-1:
DS80073G-page 12
DELAY10
retlblreturn; go back and burn 2 cycles (actualy done 2x for 4 cycles consumed)
Example 9-1, “Initializing Comparator Module”, is
incorrect. The following code example should be
used instead.
BCF
BCF
CLRF
MOVLW
MOVWF
BSF
MOVLW
MOVWF
BCF
CALL
MOVF
BCF
BSF
BSF
BCF
BSF
BSF
; Insert Your code....
; Helper function is the Delay for 10us routine show below.
goto $+1
call retlbl ; goto the next instruction and burn 2 more cycles
INITIALIZING COMPARATOR MODULE
INTCON,GIE
INTCON,PEIE
PORTA
0X03
CMCON
STATUS,RP0
0x07
TRISA
STATUS,RP0
DELAY10
CMCON,F
PIR1,CMIF
STATUS,RP0
PIE1,CMIE
STATUS,RP0
INTCON,PEIE
INTCON,GIE
; burns 8 cycles + the call for 10 cycles or 10us at 4Mhz
; goto the next instruction and burn 2 cycles
; Turn OFF Global Interrupts
; Turn OFF Peripheral Interrupts
; Init Port A
; Init comparator mode
; CM<2:0> = 011
; Select BANK 1
; Initialize Port A Direction
; Set RA<2:0> as Inputs
; RA<4:3> as outputs
; TRIS<5> always reads '0'
; Select BANK 0
; Wait 10us for comparator output to become valid
; See Table 17-1 Parameter 301
; Read CMCON to end change condition
; Clear pending interrupts
; Select BANK 1
; Enable Comparator Interrupts
; Select BANK 0
; Enable Peripheral Interrupts
; Global Interrupt Enable
© 2005 Microchip Technology Inc.