PIC16F685-I/P Microchip Technology, PIC16F685-I/P Datasheet - Page 172

• Manufacturer Part Number: PIC16F685-I/P
• Description: IC PIC MCU FLASH 4KX14 20DIP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F685-I/P

• Program Memory Type: FLASH
• Program Memory Size: 7KB (4K x 14)
• Package / Case: 20-DIP (0.300", 7.62mm)
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 18
• Eeprom Size: 256 x 8
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 5.5 V
• Data Converters: A/D 12x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: I2C/SPI/SSP/EUSART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 17
• Number Of Timers: 3
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 85 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, DM163029, DV164120
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 12-ch x 10-bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: AC162061 - HEADER INTRFC MPLAB ICD2 20PINAC164039 - MODULE SKT PROMATE II 20DIP/SOICDM163029 - BOARD PICDEM FOR MECHATRONICSACICE0203 - MPLABICE 20P 300 MIL ADAPTER
• Connectivity: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

PIC16F631/677/685/687/689/690
FIGURE 12-10:
FIGURE 12-11:
TABLE 12-7:
DS41262C-page 170
TX/CK pin
(SCKP = 0)
TX/CK pin
(SCKP = 1)
TRMT bit
RX/DT
pin
Write to
TXREG Reg
TXIF bit
(Interrupt Flag)
TXEN bit
BAUDCTL ABDOVF
INTCON
PIE1
PIR1
RCREG
RCSTA
SPBRG
SPBRGH
TRISB
TXREG
TXSTA
Legend:
Name
Note:
‘1’
x = unknown, – = unimplemented read as ‘0’. Shaded cells are not used for Synchronous Master Transmission.
EUSART Receive Data Register
EUSART Transmit Data Register
TRISB7
BRG15
CSRC
Sync Master mode, SPBRG = 0, continuous transmission of two 8-bit words.
SPEN
BRG7
Bit 7
Write Word 1
GIE
—
—
TXREG reg
REGISTERS ASSOCIATED WITH SYNCHRONOUS MASTER TRANSMISSION
RX/DT pin
TX/CK pin
TRMT bit
TXEN bit
TXIF bit
Write to
SYNCHRONOUS TRANSMISSION
SYNCHRONOUS TRANSMISSION (THROUGH TXEN)
TRISB6
BRG14
RCIDL
BRG6
ADIE
PEIE
ADIF
Bit 6
RX9
TX9
bit 0
Write Word 2
TRISB5
BRG13
SREN
BRG5
TXEN
RCIE
RCIF
Bit 5
T0IE
—
bit 1
Word 1
TRISB4
BRG12
CREN
SCKP
BRG4
SYNC
INTE
Bit 4
TXIE
TXIF
bit 2
bit 0
Preliminary
ADDEN
SENDB
BRG16
BRG11
RABIE
SSPIE
SSPIF
BRG3
Bit 3
bit 1
CCP1IE
CCP1IF
BRG10
BRGH
FERR
BRG2
bit 7
Bit 2
T0IF
—
bit 2
TMR2IE
TMR2IF
bit 0
OERR
TRMT
BRG1
BRG9
WUE
Bit 1
INTF
Word 2
bit 1
TMR1IE
TMR1IF
ABDEN
RABIF
RX9D
BRG0
BRG8
TX9D
Bit 0
bit 6
© 2006 Microchip Technology Inc.
01-0 0-00
0000 000x
-000 0000
-000 0000
0000 0000
0000 000x
0000 0000
0000 0000
1111 ----
0000 0000
0000 0010
POR, BOR
Value on
bit 7
01-0 0-00
0000 000x
-000 0000
-000 0000
0000 0000
0000 000x
0000 0000
0000 0000
1111 ----
0000 0000
0000 0010
Value on
all other
Resets
bit 7
‘1’