PIC16F685-I/SS Microchip Technology, PIC16F685-I/SS Datasheet - Page 108

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

Specifications of PIC16F685-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
• 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: SMD/SMT
• 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: XLT20SS1-1 - SOCKET TRANSITION 20DIP 20SSOPXLT20SS-1 - SOCKET TRANSITION 18DIP 20SSOPAC162061 - HEADER INTRFC MPLAB ICD2 20PINAC164307 - MODULE SKT FOR PM3 28SSOP
• Connectivity: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

PIC16F631/677/685/687/689/690
REGISTER 8-5:
TABLE 8-2:
DS41262E-page 106
ANSEL
CM1CON0
CM2CON0
CM2CON1
INTCON
PIE2
PIR2
PORTA
PORTC
SRCON
TRISA
TRISC
VRCON
Legend:
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 7
bit 6
bit 5
bit 4
bit 3-0
C1VREN
Name
R/W-0
x = unknown, u = unchanged, – = unimplemented, read as ‘0’. Shaded cells are not used for comparator.
MC1OUT MC2OUT
C1VREN
TRISC7
OSFIE
OSFIF
C1ON
C2ON
ANS7
Bit 7
RC7
SR1
GIE
—
—
C1VREN: Comparator 1 Voltage Reference Enable bit
1 = CV
0 = 0.6 Volt constant reference routed to C1V
C2VREN: Comparator 2 Voltage Reference Enable bit
1 = CV
0 = 0.6 Volt constant reference routed to C2V
VRR: CV
1 = Low range
0 = High range
VP6EN: 0.6V Reference Enable bit
1 = Enabled
0 = Disabled
VR<3:0>: Comparator Voltage Reference CV
When VRR = 1: CV
When VRR = 0: CV
SUMMARY OF REGISTERS ASSOCIATED WITH THE COMPARATOR AND VOLTAGE
REFERENCE MODULES
C2VREN
R/W-0
VRCON: VOLTAGE REFERENCE CONTROL REGISTER
REF
REF
C2VREN
TRISC6
C1OUT
C2OUT
ANS6
REF
PEIE
C2IE
Bit 6
C2IF
RC6
SR0
—
—
circuit powered on and routed to C1V
circuit powered on and routed to C2V
Range Selection bit
W = Writable bit
‘1’ = Bit is set
TRISA5 TRISA4 TRISA3 TRISA2
TRISC5 TRISC4 TRISC3 TRISC2 TRISC1
R/W-0
C1SEN
C1OE
C2OE
VRR
ANS5
Bit 5
T0IE
C1IE
C1IF
VRR
RA5
RC5
REF
REF
—
= (VR<3:0>/24) * V
= V
C2REN
C1POL
C2POL
VP6EN
DD
ANS4
INTE
EEIE
Bit 4
EEIF
RC4
RA4
—
/4 + (VR<3:0>/32) * V
VP6EN
R/W-0
PULSS
RABIE
ANS3
Bit 3
RA3
RC3
VR3
—
—
—
—
—
DD
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
PULSR
REF
REF
REF
ANS2
Bit 2
T0IF
C1R
C2R
RA2
RC2
VR2
R/W-0
—
—
—
VR3
REF
REF
Value Selection bits (0 ≤ VR<3:0> ≤ 15)
input of Comparator C1
input of Comparator C2
DD
input of Comparator C1
input of Comparator C2
TRISA1
C1CH1
C2CH1
T1GSS
ANS1
Bit 1
INTF
RC1
RA1
VR1
—
—
—
R/W-0
VR2
C2SYNC
TRISC0
TRISA0
C1CH0
C2CH0
RABIF
ANS0
Bit 0
RA0
RC0
VR0
—
—
—
© 2008 Microchip Technology Inc.
x = Bit is unknown
1111 1111
0000 -000
0000 -000
00-- --10
0000 000x
0000 ----
--xx xxxx
xxxx xxxx
0000 00--
--11 1111
1111 1111
0000 0000
POR, BOR
R/W-0
0000----
Value on
VR1
1111 1111
0000 0000
0000 -000
00-- --10
0000 000x
0000 ----
--uu uuuu
uuuu uuuu
0000 00--
--11 1111
1111 1111
0000 0000
0000----
Value on
R/W-0
all other
Resets
VR0
bit 0