PIC16F874A-I/P Microchip Technology, PIC16F874A-I/P Datasheet - Page 66

• Manufacturer Part Number: PIC16F874A-I/P
• Description: IC MCU FLASH 4KX14 EE 40DIP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F874A-I/P

• Core Size: 8-Bit
• Program Memory Size: 7KB (4K x 14)
• Core Processor: PIC
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 33
• Program Memory Type: FLASH
• Eeprom Size: 128 x 8
• Ram Size: 192 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
• Package / Case: 40-DIP (0.600", 15.24mm)
• Controller Family/series: PIC16F
• No. Of I/o's: 33
• Eeprom Memory Size: 128Byte
• Ram Memory Size: 192Byte
• Cpu Speed: 20MHz
• No. Of Timers: 3
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 192 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: Through Hole
• 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: 10 bit, 8 Channel
• Data Rom Size: 128 B
• Height: 3.81 mm
• Length: 52.26 mm
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4 V
• Width: 13.84 mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 444-1001 - DEMO BOARD FOR PICMICRO MCU
• Lead Free Status / Rohs Status: Details
• Other names: PIC16F874AI/P

PIC16F87XA
REGISTER 8-1:
DS39582B-page 64
bit 7-6
bit 5-4
bit 3-0
CCP1CON REGISTER/CCP2CON REGISTER (ADDRESS 17h/1Dh)
bit 7
Unimplemented: Read as ‘0’
CCPxX:CCPxY: PWM Least Significant bits
Capture mode:
Unused.
Compare mode:
Unused.
PWM mode:
These bits are the two LSbs of the PWM duty cycle. The eight MSbs are found in CCPRxL.
CCPxM3:CCPxM0: CCPx Mode Select bits
0000 = Capture/Compare/PWM disabled (resets CCPx module)
0100 = Capture mode, every falling edge
0101 = Capture mode, every rising edge
0110 = Capture mode, every 4th rising edge
0111 = Capture mode, every 16th rising edge
1000 = Compare mode, set output on match (CCPxIF bit is set)
1001 = Compare mode, clear output on match (CCPxIF bit is set)
1010 = Compare mode, generate software interrupt on match (CCPxIF bit is set, CCPx pin is
1011 = Compare mode, trigger special event (CCPxIF bit is set, CCPx pin is unaffected); CCP1
11xx = PWM mode
Legend:
R = Readable bit
- n = Value at POR
U-0
—
unaffected)
resets TMR1; CCP2 resets TMR1 and starts an A/D conversion (if A/D module is
enabled)
U-0
—
CCPxX
R/W-0
W = Writable bit
‘1’ = Bit is set
CCPxY
R/W-0
CCPxM3
R/W-0
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
CCPxM2 CCPxM1
R/W-0
 2003 Microchip Technology Inc.
x = Bit is unknown
R/W-0
CCPxM0
R/W-0
bit 0