PIC16F87-I/SS Microchip Technology, PIC16F87-I/SS Datasheet - Page 111

• Manufacturer Part Number: PIC16F87-I/SS
• Description: IC MCU FLASH 4KX14 EEPROM 20SSOP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F87-I/SS

• Program Memory Type: FLASH
• Program Memory Size: 7KB (4K x 14)
• Package / Case: 20-SSOP
• 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: 16
• Eeprom Size: 256 x 8
• Ram Size: 368 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 368 B
• Interface Type: SSP/USART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 16
• 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, DM163014
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT20SS-1 - SOCKET TRANSITION 18DIP 20SSOPAC164307 - MODULE SKT FOR PM3 28SSOP
• Data Converters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

TABLE 11-10: REGISTERS ASSOCIATED WITH SYNCHRONOUS MASTER TRANSMISSION
FIGURE 11-9:
FIGURE 11-10:
 2003 Microchip Technology Inc.
0Bh, 8Bh,
10Bh,18Bh
0Ch
18h
19h
8Ch
98h
99h
Legend:
Address
RB2/SDO/
RX/DT pin
RB5/SS/TX/
CK pin
Write to
TXREG Reg
TXIF bit
(Interrupt Flag)
TRMT bit
TXEN bit
Note: Sync Master mode; SPBRG = 0. Continuous transmission of two 8-bit words.
RB2/SDO/RX/DT pin
RB5/SS/TX/CK pin
x = unknown, - = unimplemented, read as ‘0’. Shaded cells are not used for synchronous master transmission.
Q1Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1Q2Q3 Q4Q1Q2 Q3 Q4Q1 Q2 Q3 Q4
INTCON
PIR1
RCSTA
TXREG
PIE1
TXSTA
SPBRG
‘1’
Name
TXREG Reg
TRMT bit
TXEN bit
Write Word 1
TXIF bit
Write to
USART Transmit Register
Baud Rate Generator Register
SYNCHRONOUS TRANSMISSION
SYNCHRONOUS TRANSMISSION (THROUGH TXEN)
SPEN
CSRC
Bit 7
GIE
—
—
bit 0
PEIE
ADIF
ADIE
Bit 6
RX9
TX9
Write Word 2
bit 1
Word 1
TMR0IE
SREN
TXEN
RCIE
RCIF
Bit 5
bit 0
bit 2
CREN
SYNC
INTE
Bit 4
TXIF
TXIE
Preliminary
SSPIF
SSPIE CCP1IE TMR2IE TMR1IE -000 0000
RBIE
Bit 3
bit 1
—
—
Q3 Q4 Q1 Q2 Q3Q4 Q1Q2 Q3 Q4 Q1 Q2Q3 Q4Q1 Q2 Q3 Q4 Q1Q2 Q3 Q4 Q1 Q2 Q3 Q4
TMR0IF
CCP1IF TMR2IF TMR1IF -000 0000
BRGH
bit 7
FERR
Bit 2
bit 2
OERR
bit 0
TRMT
Bit 1
INTF
Word 2
bit 1
RX9D
TX9D
R0IF
Bit 0
PIC16F87/88
bit 6
0000 000x
0000 -00x
0000 0000
0000 -010
0000 0000
POR, BOR
Value on:
DS30487B-page 109
bit 7
0000 000u
-000 0000
0000 -00x
0000 0000
-000 0000
0000 -010
0000 0000
Value on
RESETS
all other
bit 7
‘1’