PIC16F639-I/SS Microchip Technology, PIC16F639-I/SS Datasheet - Page 61

• Manufacturer Part Number: PIC16F639-I/SS
• Description: IC MCU FLASH 2KX14 20SSOP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F639-I/SS

• Program Memory Type: FLASH
• Program Memory Size: 3.5KB (2K x 14)
• Package / Case: 20-SSOP
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Peripherals: Brown-out Detect/Reset, LVD, POR, WDT
• Number Of I /o: 11
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 128 B
• Interface Type: SPI
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 12
• Number Of Timers: 2
• 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
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT20SS1-1 - SOCKET TRANSITION 20DIP 20SSOPXLT20SS-1 - SOCKET TRANSITION 18DIP 20SSOPAC162066 - HEADER INTRFC MPLAB ICD2 20PINAC164307 - MODULE SKT FOR PM3 28SSOP
• Eeprom Size: -
• Data Converters: -
• Connectivity: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

4.3.6
Figure 4-9 shows the diagram for this pin. The RC4 pin
is configurable to function as one of the following:
• a general purpose I/O
• a digital output from the comparator
FIGURE 4-9:
TABLE 4-2:
© 2007 Microchip Technology Inc.
PORTC
CMCON0
TRISC
Legend:
PORTC
PORTC
TRISC
TRISC
Data Bus
WR
WR
RD
RD
Name
C2OUT Enable
D
D
CK
CK
x = unknown, u = unchanged, – = unimplemented locations read as ‘0’. Shaded cells are not used by PORTA.
RC4/C2OUT
C2OUT
C2OUT
Bit 7
Q
Q
Q
Q
—
—
SUMMARY OF REGISTERS ASSOCIATED WITH PORTC
BLOCK DIAGRAM OF RC4
C1OUT
Bit 6
—
—
1
0
TRISC5
C2INV
Bit 5
RC5
TRISC4
V
V
C1INV
DD
Bit 4
RC4
SS
I/O pin
PIC12F635/PIC16F636/639
TRISC3
Bit 3
RC3
CIS
TRISC2
Bit 2
CM2
RC2
TRISC1
Bit 1
CM1
RC1
TRISC0
Bit 0
CM0
RC0
--xx xx00
0000 0000
--11 1111
POR, BOR,
Value on
WUR
DS41232D-page 59
--uu uu00
0000 0000
--11 1111
Value on
all other
Resets