PIC16F627-04/P Microchip Technology, PIC16F627-04/P Datasheet - Page 13

• 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

5. Module: Data EEPROM Memory
EXAMPLE 13-1: DATA EEPROM READ
EXAMPLE 13-2: DATA EEPROM WRITE
EXAMPLE 13-3: WRITE VERIFY
© 2005 Microchip Technology Inc.
; after the write in complete (i.e. in the
;
; Is the value written (in W Reg) and
; read (in EEDATA) the same?
;
BSF
MOVF
BSF
SUBWF
BTFSS
GOTO
write interrupt)
BSF
MOVLW
MOVWF
BSF
MOVF
BCF
; set up the data and the address
BSF
MOVLW
MOVWF
MOVLW
MOVWF
BSF
BCF
MOVLW
MOVWF
MOVLW
MOVWF
BSF
BCF
Examples 13-1, “Data EEPROM Read”, 13-2,
“Data EEPROM Write”, and 13-3, “Write Verify”,
are incorrect. The EEPROM registers are all
located in Bank 1. The examples show the regis-
ters in Bank 0 and Bank 1. The following code
examples should be used instead.
STATUS, RP0 ; Bank 1
EEDATA, W
EECON1, RD
EEDATA, W
STATUS, Z
WRITE_ERR
STATUS, RP0
CONFIG_ADDR
EEADR
EECON1, RD
EEDATA, W
STATUS, RP0
STATUS, RP0
CONFIG_ADDR
EEADR
CONFIG_DATA
EEDATA
EECON1, WREN ; Enable Write
INTCON, GIE
055h
EECON2
0AAh
EECON2
EECON1, WR
STATUS, RP0
; load the last
; start a read
; the EEDATA has fresh
; Is the Zero flag set?
; NO, Write Error
; YES, Good Write
; continue program
; Bank 1
;
; Address to write
; EE Read
; W = EEDATA
; Bank 0
written value into W
data
; Bank 1
;
; Address to write
;
; Data to write
; perform the write
; Disable INTs
;
; Write 55
;
; Write AA
; Set WR bit
; Bank 0
operation
PIC16F62X
DS80073G-page 13