PIC16F877A-I/L Microchip Technology, PIC16F877A-I/L Datasheet - Page 124

• Manufacturer Part Number: PIC16F877A-I/L
• Description: IC MCU FLASH 8KX14 EE 44PLCC
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F877A-I/L

• Program Memory Type: FLASH
• Program Memory Size: 14KB (8K x 14)
• Package / Case: 44-PLCC
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 33
• 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: -40°C ~ 85°C
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 368 B
• Interface Type: I2C/SPI/USART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 33
• Number Of Timers: 3
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, DM163022, DV164120
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8-ch x 10-bit
• Package: 44PLCC
• Device Core: PIC
• Family Name: PIC16
• Maximum Speed: 20 MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: AC164309 - MODULE SKT FOR PM3 44PLCC444-1001 - DEMO BOARD FOR PICMICRO MCUDVA16XL441 - ADAPTER DEVICE ICE 44PLCC309-1040 - ADAPTER 44-PLCC ZIF TO 40-DIP309-1039 - ADAPTER 44-PLCC TO 40-DIPDV007003 - PROGRAMMER UNIVERSAL PROMATE II
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: PIC16F877AI/L

PIC16F87XA
TABLE 10-8:
FIGURE 10-9:
FIGURE 10-10:
DS39582B-page 122
0Bh, 8Bh,
10Bh,18Bh
0Ch
18h
19h
8Ch
98h
99h
Legend:
Note 1:
(Interrupt Flag)
Address
Note: Sync Master mode; SPBRG = 0. Continuous transmission of two 8-bit words.
RC7/RX/DT
RC6/TX/CK
TXREG reg
TRMT bit
TXEN bit
Write to
TXIF bit
RC7/RX/DT pin
RC6/TX/CK pin
pin
pin
x = unknown, - = unimplemented, read as ‘0’. Shaded cells are not used for synchronous master transmission.
Bits PSPIE and PSPIF are reserved on 28-pin devices; always maintain these bits clear.
TXREG Reg
INTCON
PIR1
RCSTA
TXREG
PIE1
TXSTA
SPBRG
Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1Q2Q3 Q4Q1Q2Q3 Q4Q1 Q2 Q3 Q4
‘1’
Name
TRMT bit
TXEN bit
TXIF bit
Write to
REGISTERS ASSOCIATED WITH SYNCHRONOUS MASTER TRANSMISSION
Write Word 1
USART Transmit Register
Baud Rate Generator Register
PSPIF
PSPIE
SYNCHRONOUS TRANSMISSION
SYNCHRONOUS TRANSMISSION (THROUGH TXEN)
CSRC
SPEN
Bit 7
GIE
(1)
(1)
bit 0
ADIE
Bit 6
PEIE
ADIF
RX9
TX9
Write Word 2
bit 1
TMR0IE
Word 1
SREN
TXEN
RCIF
RCIE
Bit 5
bit 0
bit 2
CREN
SYNC
INTE
TXIE
Bit 4
TXIF
bit 1
SSPIE CCP1IE TMR2IE TMR1IE 0000 0000
SSPIF
RBIE
Bit 3
—
—
Q3 Q4 Q1Q2 Q3Q4 Q1Q2 Q3Q4 Q1Q2 Q3 Q4Q1 Q2 Q3Q4 Q1Q2 Q3 Q4 Q1 Q2Q3 Q4
TMR0IF
bit 7
CCP1IF TMR2IF TMR1IF 0000 0000
bit 2
BRGH
FERR
Bit 2
bit 0
OERR
TRMT
INTF
Bit 1
Word 2
bit 1
bit 6
RX9D
TX9D
Bit 0
R0IF
 2003 Microchip Technology Inc.
0000 000x
0000 -00x
0000 0000
0000 -010
0000 0000
POR, BOR
Value on:
bit 7
0000 000u
0000 0000
0000 -00x
0000 0000
0000 0000
0000 -010
0000 0000
Value on
all other
Resets
bit 7
‘1’