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Name: C8051F902-D-GUR
Brand: Silicon Labs
SKU: C8051F902-D-GUR
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Silicon Labs C8051F902-D-GUR

Part No.:: C8051F902-D-GUR

Manufacturer:: Silicon Labs

Package:: 24-SSOP (0.154", 3.90mm Width)

Datasheet:: C8051F902-D-GUR.pdf

Description:: IC MCU 8BIT 8KB FLASH 24QSOP

In Stock:: 3303

Quantity:: Add To Cart

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C8051F902-D-GUR Specifications

Package/Case:
24-SSOP (0.154", 3.90mm Width)
Packaging:
Tape & Reel (TR)
Series:
C8051F9xx
RoHS:
RoHS
Speed:
25MHz
RAM Size:
768 x 8
Core Size:
8-Bit
EEPROM Size:
-
Part Status:
Not For New Designs
Peripherals:
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Connectivity:
SMBus (2-Wire/I²C), SPI, UART/USART
Mounting Type:
Surface Mount
Number of I/O:
16
Core Processor:
8051
Data Converters:
A/D 15x10/12b
Oscillator Type:
Internal
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
Operating Temperature:
-40°C ~ 85°C (TA)

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C8051F902-D-GUR information

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Basic introduction and simple engineering application of C8051F902-D-GUR

C8051F902-D-GUR is a microcontroller developed by Silicon Labs, offering a wide range of features suitable for diverse embedded applications. It combines a high-performance 8051 core with various peripherals, making it an ideal choice for both students and beginners in the field of microcontroller-based projects.

Introduction:

The C8051F902-D-GUR microcontroller is a member of the C8051F90x family, featuring an 8051-compatible core running at speeds up to 100 MHz. It incorporates flash memory, SRAM, and numerous integrated peripherals, including analog-to-digital converters (ADCs), digital-to-analog converters (DACs), timers, UART, and SPI interfaces.

Application Scenario:

In a basic project, C8051F902-D-GUR can be utilized to implement a simple temperature monitoring and control system.

Circuit Design:

To create a temperature monitoring system using C8051F902-D-GUR, follow these steps:

1. Temperature Sensor Connection:

Connect a temperature sensor, such as a thermistor or a digital temperature sensor, to one of the ADC input pins of C8051F902-D-GUR, such as pin P0.0. Ensure proper signal conditioning for accurate temperature readings.

2. Display Interface:

Integrate a display module, such as an LCD or LED display, to visualize the temperature readings. Utilize the GPIO pins of C8051F902-D-GUR, such as port P1, to control the display and convey temperature information.

3. Temperature Control:

Implement a simple control algorithm to maintain the desired temperature. Use the DAC output of C8051F902-D-GUR to drive a heating or cooling element, based on the temperature readings obtained from the sensor.

4. User Interface:

Provide user interaction through buttons or switches connected to GPIO pins. Allow users to set the desired temperature or switch between different operating modes.

5. Communication:

Optionally, incorporate communication interfaces like UART or SPI to enable remote monitoring or control of the temperature system. Configure the relevant GPIO pins for serial communication.

Experiment Steps:

1. Connect the temperature sensor to pin P0.0 of C8051F902-D-GUR.

2. Connect the display module to port P1 of C8051F902-D-GUR.

3. Write a simple firmware program to read the temperature from the sensor, display it on the connected display, and control the heating or cooling element based on the temperature.

4. Test the system by varying the temperature sensor's input (e.g., heating it with a heat source or cooling it with ice) and observing the corresponding changes in the displayed temperature and control action.

Considerations:

When working with C8051F902-D-GUR, keep the following points in mind:

- Power Supply: Ensure stable power is supplied to the microcontroller and connected peripherals to avoid erratic behavior.

- Signal Integrity: Pay attention to signal integrity and noise minimization, especially in analog circuits and sensor interfacing.

- Code Optimization: Optimize firmware code for efficient use of resources and timely response to sensor inputs.

- Testing and Validation: Thoroughly test the system under various conditions to verify its functionality and reliability.

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6. What is the process for return or replacement of C8051F902-D-GUR?

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(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

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