PIC16F877-20/P Microchip Technology, PIC16F877-20/P Datasheet - Page 246

• Manufacturer Part Number: PIC16F877-20/P
• Description: IC MCU FLASH 8KX14 EE 40DIP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F877-20/P

• Core Size: 8-Bit
• Program Memory Size: 14KB (8K x 14)
• Core Processor: PIC
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 33
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 368 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 40-DIP (0.600", 15.24mm)
• Controller Family/series: PIC16F
• No. Of I/o's: 33
• Eeprom Memory Size: 256Byte
• Ram Memory Size: 368Byte
• Cpu Speed: 20MHz
• No. Of Timers: 3
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 444-1001 - DEMO BOARD FOR PICMICRO MCU
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

PICmicro MID-RANGE MCU FAMILY
15.5
DS31015A-page 15-26
Initialization
Example 15-2:
CLRF
CLRF
BSF
MOVLW
MOVWF
BSF
BSF
BCF
BSF
MOVLW
MOVWF
STATUS
SSPSTAT
SSPSTAT, CKE ; CKE = 1
0x31
SSPCON
STATUS, RP0
PIE, SSPIE
STATUS, RP0
INTCON, GIE
DataByte
SSPBUF
SPI Master Mode Initialization
; Bank 0
; SMP = 0, CKE = 0, and clear status bits
; Set up SPI port, Master mode, CLK/16,
;
;
; Bank 1
; Enable SSP interrupt
; Bank 0
; Enable, enabled interrupts
; Data to be Transmitted
;
; Start Transmission
Data xmit on falling edge (CKE=1 & CKP=1)
Data sampled in middle (SMP=0 & Master mode)
Could move data from RAM location
1997 Microchip Technology Inc.