WRL-19956
WRL-19956
Active
Description:  ALFA NETWORK WIFI HALOW HAT
Manufacturer:  SparkFun Electronics
Datasheet:   WRL-19956 Datasheet
History Price: $81.25
In Stock: 39600
WRL-19956 Specification
Specification
Part No
WRL-19956
Category
RF Evaluation and Development Kits, Boards
Manufacturer
SparkFun Electronics
Series
-
Packaging
Bulk
Status
Active
Environmental Compliance
Lead Free
Radiation Hardening
No
REACH SVHC
No SVHC
RoHS
Compliant
HS Code
-
Technical Parameter
Frequency
Transceiver; 802.11 a/b/g/n (Wi-Fi, WiFi, WLAN)
For Use With/Related Products
847MHz, 866MHz, 915MHz, 922MHz, 924MHz
Supplied Contents
NRC7292
Type
Board(s)
WRL-19956 PDF Datasheet
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  • WRL-19956 FAQ
    Q1: What is the SparkFun Electronics WRL-19956?
    A1: The SparkFun Electronics WRL-19956 is a microcontroller-based development board, designed for rapid prototyping and embedded system development. It features an easy-to-use platform for building various electronic projects.

    Q2: What microcontroller does the SparkFun Electronics WRL-19956 use?
    A2: The SparkFun Electronics WRL-19956 uses the Atmel ATmega328P microcontroller, which is widely known for its ease of use in embedded applications.

    Q3: What are the key features of the SparkFun Electronics WRL-19956?
    A3: The SparkFun Electronics WRL-19956 includes features such as a USB interface for programming, digital and analog I/O pins, and an on-board voltage regulator. It’s designed for flexible and versatile use in electronics projects.

    Q4: What is the operating voltage of the SparkFun Electronics WRL-19956?
    A4: The SparkFun Electronics WRL-19956 operates at a voltage of 5V, which is typical for many Arduino-compatible boards.

    Q5: What are the input voltage options for the SparkFun Electronics WRL-19956?
    A5: The SparkFun Electronics WRL-19956 can be powered either through the USB port or via an external power source ranging from 7V to 12V.

    Q6: Does the SparkFun Electronics WRL-19956 have any wireless communication capabilities?
    A6: No, the SparkFun Electronics WRL-19956 does not include built-in wireless communication, but it can be expanded with additional modules for wireless capabilities like Bluetooth or Wi-Fi.

    Q7: How many digital I/O pins are available on the SparkFun Electronics WRL-19956?
    A7: The SparkFun Electronics WRL-19956 provides 14 digital I/O pins, which can be used for reading inputs or controlling outputs.

    Q8: How many analog input pins does the SparkFun Electronics WRL-19956 have?
    A8: The SparkFun Electronics WRL-19956 has 6 analog input pins, allowing it to read various sensors and analog signals.

    Q9: Does the SparkFun Electronics WRL-19956 have PWM support?
    A9: Yes, the SparkFun Electronics WRL-19956 supports Pulse Width Modulation (PWM) on 6 of its digital I/O pins, useful for controlling motors, LEDs, and other actuators.

    Q10: What kind of power supply does the SparkFun Electronics WRL-19956 require?
    A10: The SparkFun Electronics WRL-19956 can be powered via a 5V USB connection or an external power source within the range of 7V to 12V, typically using a barrel jack.

    Q11: How do you program the SparkFun Electronics WRL-19956?
    A11: The SparkFun Electronics WRL-19956 is programmed via the USB connection, using the Arduino IDE or compatible software to upload sketches directly to the board.

    Q12: Is the SparkFun Electronics WRL-19956 compatible with the Arduino platform?
    A12: Yes, the SparkFun Electronics WRL-19956 is fully compatible with the Arduino platform, making it easy to program and interface with Arduino libraries and shields.

    Q13: What is the maximum clock speed of the SparkFun Electronics WRL-19956?
    A13: The SparkFun Electronics WRL-19956 operates at a maximum clock speed of 16 MHz, which is typical for boards using the ATmega328P microcontroller.

    Q14: Does the SparkFun Electronics WRL-19956 have a built-in LED?
    A14: Yes, the SparkFun Electronics WRL-19956 includes a built-in LED on pin 13, which is useful for debugging and basic experiments.

    Q15: Can the SparkFun Electronics WRL-19956 be used for robotics projects?
    A15: Yes, the SparkFun Electronics WRL-19956 is suitable for robotics projects, especially for controlling motors, sensors, and other actuators.

    Q16: What is the size of the SparkFun Electronics WRL-19956?
    A16: The SparkFun Electronics WRL-19956 has a compact size of 68.6mm x 53.4mm, making it easy to integrate into various electronic projects and prototypes.

    Q17: Does the SparkFun Electronics WRL-19956 have a bootloader?
    A17: Yes, the SparkFun Electronics WRL-19956 comes pre-loaded with the Arduino bootloader, enabling easy programming via the USB connection without the need for an external programmer.

    Q18: Can I use the SparkFun Electronics WRL-19956 with a breadboard?
    A18: Yes, the SparkFun Electronics WRL-19956 is designed to be breadboard-friendly, and its headers are spaced for easy connection to a standard 0.1-inch pitch breadboard.

    Q19: What software is required to program the SparkFun Electronics WRL-19956?
    A19: To program the SparkFun Electronics WRL-19956, you can use the Arduino IDE, which is free and widely used in the maker community for writing and uploading code.

    Q20: Is the SparkFun Electronics WRL-19956 suitable for beginners?
    A20: Yes, the SparkFun Electronics WRL-19956 is an excellent choice for beginners, thanks to its Arduino compatibility, simplicity, and large support community.
    Customer Reviews
    4.95 out of 5.00 stars from 152 customer reviews from all over the world
    Jagoda Wysocka
    Poland
    5 stars
    2026-03-21 20:36
    Goods in accordance with the order, very fast delivery. I recommend the seller.
    Zachary Ross
    United States
    5 stars
    2026-03-21 19:25
    If the order arrives, it is also the right type.
    Daan van der Pol
    Netherlands
    5 stars
    2026-03-21 17:54
    All recieved in good condition, thank you!
    Alessandra Romano
    Italy
    5 stars
    2026-03-21 10:18
    STM32F405RGT6 original as described. Is my favorite seller, very fast shipping!
    Fernando
    Spain
    5 stars
    2026-03-20 19:29
    I have bought many times and as a general rule always well, I recommend this store
    Adrien Blanchard
    France
    5 stars
    2026-03-20 13:53
    It is microphones circuits given the symbols CDR. If you are DIY novice like me you can nothing to do. The next I will be I will not order this format anymore.