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ESP8266 / ESP32S Wireless WiFi + Bluetooth Module NODEMCU
from ₹ 299.99
₹ 595.00
NodeMCU is a low-cost open source IoT platform. It initially included firmware which runs on the ESP8266 Wi-Fi SoC from Espressif Systems, and hardware which was based on the ESP-12 module. Later, support for the ESP32 32-bit MCU was added.
The term "NodeMCU" strictly speaking refers to the firmware rather than the associated development kits
Features:
High performance-price ratio
Small volume, easily embezzled to other products
Strong function with support LWIP protocol, Freertos
Supports three modes: AP, STA and AP + STA
Compatible with the Lua program, easy to develop
Antenna and balun RF are already integrated, power amplifier, low noise amplifiers, filters, and power management module. The complete solution occupies the least amount of printed circuit area.
This board is used with 2.4GHz dual-mode Wi-Fi and Bluetooth chips by low power TSMC 40nm technology, the best power and RF properties, which are safe, reliable and scalable to a variety of applications.
NOTE: We have both ESP8266 and ESP32S available.
Specifications
Resources
Datasheet
Sample Code
Tutorial
HC-05 Bluetooth Module
₹ 279.99
₹ 355.00
This module can be configured in a transmitter or receiver, the transmitter could be paired with the receiver, the receiver and the receiver or the transmitter and the transmitter can not communicate between when buying, the default value for the receiver.
It uses the conventional Bluetooth chip CSR, Bluetooth V2.0 protocol standards.
3.3 V operating voltage module
Potter default rate of 9600, the user can be set.
Core module size: 28mm x 15mm x 2.35mm.
Operating current: compatible with 30 MA, which coincides with 8 MA communication.
Current of rest: without rest.
Used for GPS navigation system, water meter and electricity meter reading system.
With computer and Bluetooth adapter, PDA, seamless connection equipment
Business series: series of Bluetooth modules
With LED indicator light, uses 3.3 mA and V. regulation chip
With VCC. GND. TXD. RXD foot for Bluetooth
With "Re-SEARCH" button (on / off / activation foot for it, external MCU outside / "high level" input can control the module to search again)
Compatible with Bluetooth master module "Slave module" or Slave master module (integer).
Input voltage: 3.3-6 V
Size: 1.55 cm * 3.98 cm
Input power supply 3.3 6 V, prohibition more than 7 V
It does not "automatically prevent the operation of the power supply", so it correctly connects the power supply
We recommend installing "Bluetooth master module"
The "status" is the output foot for the status of the LED, When Bluetooth "not connected", it emits "Pulse", When Bluetooth "connected", emits "high level", we can determine the States from "MCU"
If only the card, There is no "Bluetooth function"
Specification
Resources
Datasheet
Library
Sample Code
Tutorial
BH1417F FM Radio Transmitter Module
₹ 1,999.99
₹ 2,399.99
This transmitter board using refined double panel, excellent quality, using high-quality high-frequency special electronic component, PCB pads are tinned, ensure the welding quality, assembled into finished products can be directly put on the market, non-general student training kit comparable quality. Product Features: Converts stereo audio signal input into the FM wave emitted for FM radio reception, realize the function of wireless transmission of stereo audio signals, a pilot system FM stereo transmitter. High-frequency circuits using PLL FM stereo transmitter integrated circuit chip BH1417F (or their own replacement for BH1416F), the operating frequency is quite stable, because the body does not produce induction frequency drift, operating frequency is set by DIP switch control, if BH1416F, emission frequency can debug seven frequencies for low-end 76.8,77.0,77.2,77.4,77.6,77.8,78.0 optional or optional high 88.0,88.2,88.4,88.6,88.8,89.0,89.2 seven frequencies, using one meter antenna its transmission distance of about 100 meters in open areas; if BH1417F, transmit frequency can debug options for low-end or high-frequency 87.7,87.9,88.1,88.3,88.5,88.7,88.9 seven 106.7,106.9,107.1,107.3,107.5 , 107.7,107.9 seven frequencies available, simply change the frequency of replacement DIP switch coding to board. Suitable for teaching or school counseling student radio radio enthusiasts assembly, installation and commissioning of complete specification (including schematics, assembly drawings), does not contain audio transmission line. Model: BH1417FDimensions: 80x45mmWorking voltage: 9-12V (Tip: if you need 4-6V(5V), please you contact me, 5V versions, you can use the USB port power supply)Antenna length: 1mTransmission Distance: 50-100m (open space) 14 operation Frequencys can select by DIP switch:
L L L L 87.7MHZ
H L L L 87.9 MHZ
L H L L 88.1 MHZ
H H L L 88.3 MHZ
L L H L 88.5 MHZ
H L H L 88.7 MHZ
L H H L 88.9 MHZ
L L L H 106.7 MHZ
H L L H 106.9 MHZ
L H L H 107.1 MHZ
H H L H 107.3 MHZ
L L H H 107.5 MHZ
H L H H 107.7 MHZ
L H H H 107.9 MHZ
The kit can also be applied to BH1415F IC, MCU control part only required by the buyers of their own design. The hands-on experience using BH1415F reference: first make use of BH1417F circuit, after successful commissioning BH1417F and under the DIP switch welding, put BH1415F, connect the programming part of the circuit, this would at least ensure that the hardware part of the work is normal, attention , BH1415F must be soldered.
Resources
Datasheet
Tutorial
5.8GHz Microwave Radar Active Sensor
₹ 149.99
₹ 230.00
It uses Doppler radar technology, with auto-sensing capabilities to control other product,High sensitivity, sensor distance, reliability, wide angle sensor,Wide supply voltage range and other characteristics. Widely used in lighting situations,anti-theft alarm situations.
Features:
Microwave sensors using planar antenna and receiving echo.
The switch is active sensors.
The sensors emit a high-frequency electromagnetic waves and receives their echo.
The sensors detect changes within echo.
The sensors detect tiny movement in detect range.
Send signal to MCU and execution instruction.
Signals are likely to be detected through the door, glass and thin walls.
It will get best probe result if person or object when moving toward the sensor.
This product is a strong anti-jamming capability, almost without wind, heat and other environmental factors foreign interference
Parameter:
working voltage: 3.3-20VDC
standby quiescent current: <3mA
transmit power: <2mW
the working environment temperature: -20°~+80°
Trigger: Repeat Trigger (default)
the output signal: TTL level; high->3.3V/Low->0V
detection angle: 360°(spherical) no dead ends
detection range: 6-9 meters (when ordering optional). The default setting 8 meters
the working delay: 1 second to hundreds of seconds, the default setting 30S
Application:
Security
Intelligent Lighting
Body sensors toys
Industrial automation and control
Auto-sensing electrical equipment
Battery-powered automatic control
Specifications
Resources
Datasheet
Sample Code
Tutorial
WIFI 2.4G 3dBi PCB Board Antenna
₹ 79.99
₹ 165.00
Parameter:
Frequency 2400 ~ 2500 MHz
S.W.R. <= 2.0
Antenna Gain 3.0 ± 0.7dBi
Polarization Linear
Impedance 50 Ohm
Material & Mechanical Characteristics:
Material of Radiator PCB
Cable Type O.D. 1.13 mm // 100 mm
Connector Type Mini Connector
Pull Test >= 1.0 Kg
Environmental:
Operation Temperature - 40 °C ~ + 65 °C
Storage Temperature - 40 °C ~ + 80 °C
Application:
1.IEEE 802.11 b/g/n WLAN System
2.Wireless Communication System
3.Wi-Fi / WiMAX / MIMO System
4.Laptop/Bluetooth/Zigbee Antenna
Specifications
NodeMcu V3 Lua WIFI Internet of Things development board
₹ 339.99
₹ 345.00
Use CH340G repalce CP2102.
Open-source, interactive, programmable, low cost, Simple, smart, Wi-Fi enabled
For Arduino as IO hardware
Advanced API for IO hardware, which can dramatically reduce redundant work to configure and manipulate hardware.
Code as for arduino, but interactively in Lua script.
Nodejs network style API
Event-driven API for network applications
That you facilitate the writing code of the developers that runs on a 5mm * 5mm MCU in Nodejs style.
It greatly accelerates the process of developing IOT applications.
Lower cost WI-FI
Less than 3 integrated ESP8266 Wi-Fi MCU and esay for the prototype development kit.
Specifications
Drive Type
Dual high-power H-bridge
Power Input(V)
4.5 to 9
Communication Interface Voltage(V)
3.3
Flash size(MB)
4
Operating Temperature (°C)
-40 to 125
Transfer Rate(Kbps)
110 to 460800
AD0
1 channel ADC
Length (mm)
49
Width (mm)
24.5
Height (mm)
13
Shipment Weight
0.165 kg
Shipment Dimensions
6 × 4 × 2 cm
Resources
Datasheet
Sample Code
Tutorial
GPS Module NEO6MV2 Flight Controller Board
₹ 559.99
₹ 865.00
Features:
Voltage: 3.3 V-5 V
Size: 36mm * 24mm
U/BLOX NEO-6M GPS module with antenna and build-in EEPROM .
This module is compatible with APM2 and APM2.5, and EEPROM can save all your configuration data.
Interface: RS232 TTL
Power: 3-5V
Baud rate default: 9600bps
Specifications
Resources
Datasheet
Library
Sample Code
Tutorial
SIM800L GPRS GSM Module Core Board Quad-band TTL Serial Port with the antenna
₹ 289.99
₹ 900.00
Chip: SIM800L
Voltage: 3.7-4.2 V
Support networks: Global four-band network
Module size: 2.5 cm x 2.3 cm
TTL serial port for serial port, you can connect directly to the microcontroller. No need for MAX232
Automatic start of the power module, connection network
Signal lights on board all the way. Blinks slowly when there is a signal, flashes quickly when there is no signal.
This is Small SIM800L GPRS GSM Module Micro SIM Card Core Board Quad-band TTL Serial Port with the antenna, in this module two antennas have been included.
SIM800L GSM/GPRS module is a miniature GSM modem, which can be integrated into a great number of IoT projects. You can use this module to accomplish almost anything a normal cell phone can; SMS text messages, make or receive phone calls, connecting to the internet through GPRS, TCP/IP, and more! To top it off, the module supports quad-band GSM/GPRS network, meaning it works pretty much anywhere in the world.
Specifications
Resources
Datasheet
Sample Code
Tutorial
ESP8266 WiFI Module - ESP-12F
₹ 139.99
₹ 300.00
Description
Add Internet to your next project with an adorable, bite-sized WiFi microcontroller, at a price you like! The ESP8266 processor from Espressif is an 80 MHz microcontroller with a full WiFi front-end (both as client and access point) and TCP/IP stack with DNS support as well. We do sell these on a breakout, but maybe you wanna just put this in your own project PCB.
The module supports standard IEEE 802.11b/g/n protocol, a complete TCP/IP protocol stack. Users can use the modules for an existing device to add networking, or building a separate network controller.
ESP8266EX is among the most integrated WiFi chip in the industry; it integrates the antenna switches, RF balun, power amplifier, low noise receive amplifier, filters, power management modules, it requires minimal external circuitry, and the entire solution, including front-end module, is designed to occupy minimal PCB area. ESP8266EX also integrates an enhanced version of Tensilica’s L106 Diamond series 32-bit processor, with on-chip SRAM, besides the Wi-Fi functionalities. ESP8266EX is often integrated with external sensors and other application specific devices through its GPIOs; codes for such applications are provided in examples in the SDK.
Features
802.11 b/g/n
Integrated low power 32-bit MCU
Integrated 10-bit ADC
Integrated TCP/IP protocol stack
Integrated TR switch, balun, LNA, power amplifier and matching network
Integrated PLL, regulators, and power management units
Supports antenna diversity
Wi-Fi 2.4 GHz, support WPA/WPA2 security mode
Support STA/AP/STA+AP operation modes
Support Smart Link Function for both Android and iOS devices
SDIO 2.0, (H) SPI, UART, I2C, I2S, IRDA, PWM, GPIO
STBC, 1x1 MIMO, 2x1 MIMO
A-MPDU & A-MSDU aggregation and 0.4s guard interval
Deep sleep power <10uA, Power down leakage current < 5uA
Wake up and transmit packets in < 2ms
Standby power consumption of < 1.0mW (DTIM3)
+20dBm output power in 802.11b mode
Operating temperature range -40C ~ 85C
FCC, CE, and ROSH certified
Specifications
Resources
Datasheet
Library
Sample Code
Tutorial
USB Bluetooth BLE 4.0 Audio Receiver
₹ 219.99
₹ 329.00
Description:
Bluetooth voice player, a Bluetooth speaker anytime anywhere
Features:
Bluetooth wireless connection.Longest communication distance 20 meter.
Bluetooth 4.0.
Support decoding function.
Support amplifier function.
Pairing voice prompts.
Parameters :
Mode: XH-M226
Working Voltage: 5 V
Transmission rate: 500Kbps
Output Power: 3 W * 2
Audio Socket: 3.5 mm
Size: 68 * 48 * 10 mm
Indicator description:
Green LED is power indicator,Blue LED will keep light after power on or no connection to Bluetooth device succeeded.
Connection succeeded but don't play : Blue LED will keep on.
Blue LED keep flashing:Playing
Application:
Speaker
Smart home
Voice prompts
Hotel
Mall
Toy
Outdoor travel
Specifications
NRF51822 Core51822 BLE 4.0 Bluetooth
₹ 679.99
₹ 699.00
Core51822 is a wireless module based on nRF51822 - the Multiprotocol Bluetooth® 4.0 low energy/2.4 GHz RF SoC designed for ULP (ultra low power) wirelesss applications.
Overview
Core51822 is a wireless module based on nRF51822-the low-power Bluetooth® 4.0 Multiprotocol / 2.4 GHz RF soC designed for ULP (ultra low power) wireless applications.
Core51822 Specifications
On board the chip: nRF51822
Communication distance (external open @ 1 M data rate): 30 m
Frequency range: 2.4 GHz
Operating voltage: 2.0 V ~ 3.6 V
Operating temperature: -40 ° ~ 85 °
Dimensions (PCB): 20.3 mm x 15.50 mm
Expansion pinheader: all the I / Os except P0.26 and P0.27
Pinheader pitch: 2.00 mm
Spacing between pinheaders on the left side and right side: 18.00 mm
Antenna: antenna on board
NRF51822 Feature
2.4 GHz multiprotocol RF transceiver
128-bit AES HW encryption
256kB flash & 16kB of RAM
Programmable Peripheral Interconnection (PPI)
Digital interfaces: SPI, I2C, UART
10 bit ADC
Programmable output power: -20 to + 4 dBm
The development of independent applications and protocol stacks
Fully compatible with NRF24L series
Pin assignment compatible with NRF51xxx series
Global separate power management
Operating voltage: 1.8 V ~ 3.6 V
Application:
Wearable devices
Bluetooth smart application
Mobile phone accessories
RFID labels
Smart home appliances
Industrial control
Data acquisition system
Specifications
Resources
Datasheet
ESP01 Programmer Adapter UART
from ₹ 183.99
₹ 335.00
ESP8266 It is a highly integrated chip designed for the needs of a new connected world. It offers a complete and autonomous Wi-Fi network solution, which allows hosting the application or downloading all Wi-Fi network functions from another application processor.
ESP8266 has powerful on-board storage and processing capabilities that allow it to integrate with sensors and other application-specific devices through its GPIOs with minimal development ahead and minimal load during runtime. Its high degree of chip integration allows a minimum external circuit, and the entire solution, including the front module, is designed to occupy a minimum PCB area.
SDIO 2.0 SPI UART
32-pin QFN package
Integrated RF balun switch 24dBm PA DCXO and PMU
Integrated RISC processor, on-chip memory and external memory interfaces
Integrated baseband / processors
Quality of
I2S management service high-fidelity audio interface of applications
Low-chip on-line linear regulators for all internal supplies
Proprietary spurious-free clock generation architecture
Integrated WEP, TKIP, AES and WPI engines
Supports APSD for optical VoIP applications
Patented spurious noise cancellation algorithm for integration in SOC applications
Compatible with
self-calibrated Bluetooth Bluetooth coexistence interface to ensure optimal performance in all operating conditions
Details:
802.11 b / g / n
Direct Wi-Fi (P2P) de-AP
Integrated protocol TCP / IP stack
Integrated TR switch, balun, LNA, power amplifier and matching
network Integrated PLLs, regulators, DCXO and units power management
+ 19 Output power 5dBm in 802.11b mode
Power leakage current of <10uA
Integrated low-power 32-bit CPU can be used as
SDIO application processor 1.1 / 2.0 SPI UART
Management 1 × 1 MIMO 2 × 1 MIMO
- MPDU and A-MSDU aggregation and 0.4 ms Guard interval
Wake up and transmit packets in <2 ms
Standby power consumption of <1.0 mW (DTIM3)
Specifications
Resources
Datasheet
Sample Code
Tutorial
ESP8266 ESP-07 WIFI Serial Transceiver
₹ 749.99
₹ 600.00
This is WiFi serial transceiver module, based on ESP8266 SoC. The SOC has Integrated TCP/IP protocol stack.It is TTL serial communication interface and its parameters can be set by AT command. It is widely used in networking, smart home project when it is connected to the wifi router. It can be used for remote monitoring of home appliances, bedroom temperature and humidity, controlling home appliances and smart car by the mobile phone.
Features:
Interface logic voltage: 3.3V / 5V compatible(On-board level shift circuit)
Working voltage: 4.5V - 5.5V (On-board 3.3V LDO Regulator)
Working current: 240mA(MAX)
Serial port baud rate: 115200 (default), can be modified to other values by AT command
Serial communication format: 8N1
On-board reset button
On-board switch to select UART mode or firmware update mode
Antenna Type: Built-in ceramic antenna is available, and you can also use an external antenna.
Wireless Network Mode: station / softAP / SoftAP + station
Wireless criteria: 802.11 b / g / n
WIFI @ 2.4 GHz, support for WPA / WPA2 security mode
Specifications
Module Model
ESP8266 ESP-07
Package/Case
SMD-16
SPI Flash
Default 8Mbit
Antenna
Built-in ceramic antenna or IPEX
Power Supply Range
Voltage 3.0V ~ 3.6VˈCurrent >300mA
Transmit Power
802.11b: 16±2 dBm (@11Mbps)802.11g: 14±2 dBm (@54Mbps)802.11n: 13±2 dBm (@HT20, MCS7)
Receiving Sensitivity
54 Mbps (3/4 64-QAM): -70dBm6 Mbps (1/2 BPSK): -88dBmCCK, 1 Mbps : -90dBmCCK, 11 Mbps: -85dBmHT20, MCS7 (65 Mbps, 72.2 Mbps): -67dBm
Interface
UART/GPIO/ADC/PWM
IO Port
9
Frequency Range
2412 ~ 2484MHz
UART Baudrate
Support 300 ~ 4608000 bps ˈDefault 115200 bps
Operating Temperature (°C)
-20 ć ~ 85 ć
Security
WEP/WPA-PSK/WPA2-PSK
Length (mm)
21.2
Width (mm)
16
Height (mm)
3
Weight (gm)
10
Shipment Weight
0.01 kg
Shipment Dimensions
8 × 5 × 1 cm
Resources
Datasheet
Tutorials
SIM900A 1800/1900 MHz Wireless Extension Module GSM GPRS Board
₹ 929.99
₹ 1,600.00
Features:
On board two power supply interface VCC5 5 V VCC4 interface 3.5 power supply. 4.5 V optional power supply of envelope that (default) and control to start
On board SMA (default) and IPXmini antenna interface SIM900A reserved interface reset?
The size of the module is 49 * 50, all the new and original device.
The computer can provide the power supply of the USB debugging module of the computer,
A large amount of data under the recommended current condition more than 1 A.
Dozens of waiting MA data can be configured to provide
Rest, rest of 10 ma of low power. Support 2, 3.4G mobile phone card.
Serial port circuit: compatible with 3.3 V single-chip microcomputer
Microcomputer with single chip TTL serial port support3.3 and 5 V.
The circuit SIM card to increase the SMF05C ESD chip
Antenna circuit: guarantees a short and straight, to guarantee the strength of the signal.
PCB screen printing brand: each interface, practical development twice,
The SIM900 / hardware is completely still in the design when the manual design
Two power supply interface: VCC5 5 V DC above 1A!
The power supply of the 5 V computer can be the first USB in the computer.
Largest DC long data circuit recommended 5V1A.
VCC4 3.5. 4.5 V Ibid power supply suitable for lithium battery
Control Pin all cables.
A TTL level, compatible with 3.3 V and 5 V.
The interface of two antennas, the straight head SMA predetermined, the connector for the IPXmini antenna.
A form of speech interface, the way it exchanges the microphone.
The control interface of each pin Description:
GND-GNDSIMR SIM900A RXD TTL level
It can not be directly connected to the 232 levelSIMT SIM900A TXD TTL level
It can not be connected directly to the 232 levelRST-SIM900A reset
Active lowVCC_MCU when the SIM900A module and 5V level TTL communication
This pin is connected to DC 5 V;
When the communication level of SIM900A and 3.3V TTL ...
This pin is connected to DC 3.3 V.
VCC5 ---- DC 5 V input?
VCC4 ------ DC3.5--4.5 input
Integrated resources: serial port circuit (with protection)
Antenna interface circuit (SMA curve female port) SIM card circuit
(Flip SIM slot) 4 * 3.5 fixture hole 4pcsSIM900A serial port terminal output
Specifications
Resources
Datasheet
Sample Code
Tutorial
SIM800L V2.0 5V Wireless GSM GPRS MODULE Quad-Band with Antenna
₹ 995.00
₹ 1,595.00
Description:
Working temperature:-30 c to+80 c
Standby currents below 3ma
Support GSM/GPRS quad-band frequency bands, including 850, 900, 1800, 1900MHZ
Sensitivity <-105
Support voice calls
Support SMS text messages
Supports GPRS data services, the maximum data rate, download 85.6Kbps, upload 42.8Kbps
Support standard GSM07.07,07.05 AT and Ai Thinker extension commands
Supports 2 serial, download a serial port, an AT command
L commands support the standard AT, and TCP/IP command interface
Support digital audio and analog audio, support HR,FR,EFR,AMR speech coding
Specification
Resources
Datasheet
Sample Code
Tutorial