on November 11th 106

PIC16F887 8-bit Microcontroller: Datasheet, Programming, and Specifications

The PIC16F887 microcontroller exemplifies the latest advancement in 8-bit technology, offering a remarkable blend of energy efficiency and versatility thanks to its RISC architecture. This guide aims to explore the PIC16F887 thoroughly, delving into its pin configuration, varied applications, technical specifications, and alternative solutions.

Catalog

What is the PIC16F887 Microcontroller?

The PIC16F887 dazzles with its efficient 8-bit RISC architecture, artfully balancing power use to enhance performance. This design shines in scenarios where conserving power fuels the heartbeat, notably in portable and remote tech wonders. Observing the delicate interplay of power efficiency and performance in these devices brings to mind the sweet harmony that can lead to both reliability and delight. An array of packaging choices, including the 40-pin Dual In-line Package (DIP) and surface-mounted types, allows the microcontroller to snugly fit into both tight spaces and expansive electronic landscapes. The PIC16F887 gracefully navigates various communication protocols such as I2C, SPI, and USART, which pulse as the lifeblood of embedded systems in today's electronic era. The microcontroller’s adaptability gleams through its broad application range, touching automotive, electronics, and telecommunications sectors. Its harmonious integration into these fields stems from its sophisticated feature set and robust performance.

Alternatives for PIC16F887

PIC16F877A, PIC16F886, PIC16F84A, PIC18F2550, PIC18F46K22, PIC16F676, PIC16F72, PIC16F873A, PIC16F876A, PIC16F886, PIC18F252, PIC18F2520, PIC18F452, PIC18F4520.

PIC16F887 Pin Configuration

Pin Number	Pin Name	Description
1	MCLR/Vpp/RE3	MCLR is used during programming, mostly connected to programmers like PicKit or 3rd pin of PORTE
2	RA0/AN0	Analog pin 0 or 0th pin of PORTA
3	RA1/AN1	Analog pin 1 or 1st pin of PORTA
4	RA2/AN2/Vref-	Analog pin 2 or 2nd pin of PORTA
5	RA3/AN3/Vref+	Analog pin 3 or 3rd pin of PORTA
6	RA4/T0CKI/C1out	4th pin of PORTA
7	RA5/AN4/SS/C2out	Analog pin 4 or 5th pin of PORTA
8	RE0/RD/AN5	Analog pin 5 or 0th pin of PORTE
9	RE1/WR/AN6	Analog pin 6 or 1st pin of PORTE
10	RE2/CS/AN7	Analog pin 6 or 2nd pin of PORTE
11	Vdd	Ground pin of MCU
12	Vss	Positive pin of MCU (+5V)
13	RA7/OSC1/CLKI	External Oscillator/clock input pin or 7th pin of PORTA
14	RA6/OSC2/CLKO	External Oscillator/clock output pin or 6th pin of PORTA
15	RC0/T1OSO/T1CKI	0th pin of PORT C
16	RC1/T1OSI/CCP2	1st pin of PORTC or Timer/PWM pin
17	RC2/CCP1	2nd pin of PORTC or Timer/PWM pin
18	RC3/SCK/SCL	3rd pin of PORTC
19	RD0	0th pin of PORTD
20	RD1	1st pin of PORTD
21	RD2	2nd pin of PORTD
22	RD3	3rd pin of PORTD
23	RC4/SDI/SDA	4th pin of PORTC or Serial Data in pin
24	RC5/SDO	5th pin of PORTC or Serial Data Out pin
25	RC6/Tx/CK	6th pin of PORTC or Transmitter pin of Microcontroller
26	RC7/Rx/DT	7th pin of PORTC or Receiver pin of Microcontroller
27	RD4	4th pin of PORTD
28	RD5/P1B	5th pin of PORTD
29	RD6/P1C	6th pin of PORTD
30	RD7/P1D	7th pin of PORTD
31	Vss	Positive pin of MCU (+5V)
32	Vdd	Ground pin of MCU
33	RB0/INT	0th pin of PORTB or External Interrupt pin
34	RB1/AN10	Analog pin 10 or 1st pin of PORTB
35	RB2 /AN8	Analog pin 8 or 2nd pin of PORTB
36	RB3/PGM/AN9	Analog pin 9 or 3rd pin of PORTB or connected to the programmer
37	RB4/AN11	Analog pin 11 or 4th pin of PORTB
38	RB5/AN13	Analog pin 13 or 5th pin of PORTB
39	RB6/PGC	6th pin of PORTB or connected to the programmer
40	RB7/PGD	7th pin of PORTB or connected to the programmer

PIC16F887 Symbol, Footprint, CAD Model

PIC16F887 Technical Specifications

Technical characteristics, features, and parameters of the PIC16F887, along with parts that have comparable specifications to the Microchip Technology PIC16F887-E/P.

Type	Parameter
Factory Lead Time	6 Weeks
Mounting Type	Through Hole
Number of Pins	40
Number of I/Os	35
Operating Temperature	-40°C~125°C TA
Series	PIC® 16F
JESD-609 Code	e3
Part Status	Active
Number of Terminations	40
Terminal Finish	Matte Tin (Sn) - annealed
Terminal Position	DUAL
Frequency	20MHz
Pin Count	40
Supply Voltage-Min (Vsup)	4.5V
Memory Size	14kB
RAM Size	368 x 8
Mount	Through Hole
Package / Case	40-DIP (0.600, 15.24mm)
Data Converters	A/D 14x10b
Watchdog Timers	Yes
Packaging	Tube
Published	2007
Pbfree Code	yes
Moisture Sensitivity Level (MSL)	1 (Unlimited)
ECCN Code	EAR99
Max Power Dissipation	800mW
Supply Voltage	5V
Base Part Number	PIC16F887
Supply Voltage-Max (Vsup)	5.5V
Interface	I2C, SPI, UART, USART
Oscillator Type	Internal
Voltage - Supply (Vcc/Vdd)	2V~5.5V
μPs/μCs/Peripheral ICs Type	MICROCONTROLLER, RISC
Peripherals	Brown-out Detect/Reset, POR, PWM, WDT
Core Size	8-Bit
Connectivity	I2C, SPI, UART/USART
Bit Size	8
Has ADC	YES
Data Bus Width	8b
Number of Timers/Counters	3
CPU Family	PIC
Number of I2C Channels	1
Height	4.953mm
Width	14.732mm
Radiation Hardening	No
Lead Free	Lead Free
Core Processor	PIC
Program Memory Type	FLASH
Program Memory Size	14KB 8K x 14
Supply Current-Max	4.8mA
Access Time	20 μs
DMA Channels	NO
PWM Channels	YES
EEPROM Size	256 x 8
Number of ADC Channels	14
Number of SPI Channels	2
Length	53.21mm
REACH SVHC	No SVHC
RoHS Status	ROHS3 Compliant

Features of the PIC16F887

CPU Architecture and Oscillators

The PIC16F887 boasts an 8-bit CPU architecture, which facilitates efficient handling of tasks in embedded systems. It incorporates both internal and external oscillators, giving the flexibility to choose a clock source that aligns with their project needs. This dual-oscillator setup enhances adaptability, especially in situations where energy savings or precise timing is desired.

Voltage Range and Energy Efficiency

With an operating voltage range spanning from 2V to 5.5V, the microcontroller offers notable versatility in managing power, making it suitable for both low-power and higher voltage applications. This ability assists in designing portable devices where prolonging battery longevity is required.

GPIO Ports and Peripheral Connectivity

Featuring 36 GPIO ports, the PIC16F887 enables a robust approach to interfacing and control operations. This substantial number of ports supports a wide array of peripheral connections, enhancing configurations for various application needs. Additionally, the provision of two PWM modules and a capture/compare/pulse-width modulation (CCP) module extends its applicability in motor control and other precision-timing applications.

Industry Adoption and Practical Utility

The features of the PIC16F887 have led to its popularity across various industrial domains. Its seamless integration into different systems and the flexibility offered in both power and interfacing make it a preferred choice. Many frequently opt for the PIC16F887 in endeavors requiring a robust yet adaptable microcontroller. Its established success in practical applications strengthens its standing as a core component in modern electronic designs.

Applications of the PIC16F887

Automotive Systems

The PIC16F887’s efficiency in energy consumption offers a compelling solution for automotive systems reliant on battery power. It seamlessly connects with various I/O peripherals, showcasing its adaptability in addressing intricate responsibilities such as engine management and in-depth diagnostic checks. Employing this microcontroller allow you to balance robust performance with energy conservation, fostering dependable long-term functions. Automotive systems often encounter power constraints, where a low-power MCU like the PIC16F887 emerges as a facilitating factor in surmounting these issues.

Industrial Automation

With its extensive input and output capabilities, the PIC16F887 proves versatile across numerous industrial automation tasks. Whether orchestrating the operations of automated machinery or supervising production flows, its flexibility is evident. Integrating the PIC16F887 into industrial settings enhances system cohesion and optimizes overall process effectiveness. Its ADC strength underpins precise data collection, advantageous in quality control and advance maintenance planning.

Consumer Electronics

Within consumer electronics, the demand for efficient energy use and cost-effectiveness is constantly pressing. The PIC16F887 holds its ground, delivering processing power while curbing energy consumption. Utilized in smart gadgets ranging from appliances to portable tech, it empowers devices with smarter energy protocols and improved interfaces, thereby promoting a progressive shift towards sustainable electronics.

Home Appliances

For modern home appliances requiring sophisticated sensing and interaction, the PIC16F887 offers substantial benefits. Its adeptness in ADC allows effective sensor data processing, enabling equipment like washing machines and air conditioners to align with demands and environmental shifts. The impressive feature set of the PIC16F887 in this sector bridges conventional devices with smart home innovations, aligning with the increasing push towards intelligent living spaces.

GPIO Pins in PIC16F877A

The GPIO pins on the PIC16F877A are flexible and can act as either inputs or outputs. When set as inputs, they can use pull-up resistors to help handle different voltage levels smoothly, making it easier to connect with various devices. This flexibility is helpful when working with both older and newer systems that may use different voltage standards.

When setting up GPIOs on the PIC16F877A, keep these points in mind:

• Check if the device you're connecting follows CMOS or TTL voltage standards to avoid compatibility issues and ensure reliable performance.

• Use pull-up resistors to keep digital input signals stable, especially in noisy environments where signals can get distorted.

• For applications that need quick responses, try to balance power efficiency with the output’s drive strength.

• TTL devices may need more power than CMOS devices, so be mindful of current demands. Also, things like temperature and electrical noise can impact how you set up and use GPIO pins.

One of the most powerful aspects of GPIO pins is their potential to inspire creative solutions. With clever design and coding, these simple pins can support advanced features. By designing unique circuits or using smart programming techniques, you can unlock new ways to enhance your device’s capabilities. Tapping into this flexibility can lead to breakthroughs in microcontroller projects. A solid understanding of GPIO features, combined with practical application, can greatly improve your projects with the PIC16F877A microcontroller.

Programming the PIC16F887 Microcontroller

Programming the PIC16F887 microcontroller requires careful setup using the MPLAB X IDE and the XC8 compiler to create precise code. This code is then loaded onto the microcontroller with the PICkit 3, which provides a complete setup for developing and testing directly on the hardware. MPLAB X IDE is an all-in-one tool for developing and testing code. It includes features like simulation and debugging, which help developers work through complex coding challenges more easily. Using tools like watch variables and breakpoints in the IDE lets programmers track how their code is working step-by-step, making it easier to understand and fix issues. The XC8 compiler converts high-level code into machine code that the microcontroller can understand. Adjusting the compiler settings can impact how well the microcontroller performs, and learning to fine-tune these settings comes with practice and experimentation. The PICkit 3 is needed for quickly transferring compiled code to the microcontroller and allowing in-circuit programming, which makes it easy to update firmware.

PIC16F887 Equivalent Components

Part Number	Manufacturer	Package / Case	Number of Pins	Data Bus Width	Number of I/O	Interface	Memory Size	Supply Voltage	Peripherals
PIC16F887-E/P	Microchip Technology	40-DIP (0.600, 15.24mm)	40	8 b	35	I2C, SPI, UART, USART	14 kB	5 V	Brown-out Detect/Reset, POR, PWM, WDT
PIC16F1517-E/P	Microchip Technology	40-DIP (0.600, 15.24mm)	40	8 b	36	I2C, SPI, UART, USART	14 kB	3.3 V	Brown-out Detect/Reset, POR, PWM, WDT
PIC16F707-I/P	Microchip Technology	40-DIP (0.600, 15.24mm)	40	8 b	36	I2C, LIN, SPI, UART, USART	14 kB	-	Brown-out Detect/Reset, POR, PWM, WDT
PIC16F1517-I/P	Microchip Technology	40-DIP (0.600, 15.24mm)	40	8 b	36	I2C, LIN, SPI, UART, USART	14 kB	-	Brown-out Detect/Reset, POR, PWM, WDT

PIC16F887 Manufacturer Information

The PIC16F887 microcontroller, a versatile creation of Microchip Technology Inc., stands as a paragon of secure product development, finding its place across myriad global applications. It captivates through its dependable features, adaptability, and the promise of efficiency. Microchip's robust manufacturing ensures that PIC16F887 consistently upholds top-tier quality standards. Rigorous testing processes ensure each unit can endure varied conditions prevalent in assorted applications. These manufacturing precepts mirror industry standards for durability and dependability.

Datasheet PDF

PIC16F1517-I/P Datasheets:

PIC16(L)F1516-19 Datasheet.pdf

PIC16(L)F151x,152x Programming Spec.pdf

Label and Packing Changes 23/Sep/2015.pdf

Packing Changes 10/Oct/2016.pdf

Mult Dev 13/Apr/2020.pdf

Wire Chg 13/Jan/2016.pdf

PIC16(L)F1516/17/18/19 Datasheet Update 05/Aug/201.pdf