ESP32 ESP-WROOM-32 WiFi Bluetooth Module | Buy in Pakistan - microsolution.com.pk

 

Product Introduction

Pakistani innovators, engineers, and students now have access to one of the most powerful and versatile wireless microcontroller modules available today. The ESP32 ESP-WROOM-32 combines WiFi, Bluetooth, and exceptional processing power into a compact, production-ready module that transforms how you build IoT projects.

Why settle for limited performance when your projects demand real computing power? The ESP32 ESP-WROOM-32 features a dual-core Tensilica LX6 processor running at up to 240MHz, delivering an impressive 600 DMIPS of computing power . One core handles wireless communication while the other executes your application code, ensuring smooth, responsive performance in even the most demanding projects .

Students across Pakistani universities choose the ESP32 ESP-WROOM-32 for their final year projects and research work. The module integrates 520KB of SRAM and 448KB of ROM, providing ample memory for complex applications . You build sophisticated IoT systems, robotics controllers, and sensor networks without worrying about memory limitations.

Home automation enthusiasts in Pakistan appreciate the versatility and reliability of the ESP32 ESP-WROOM-32. The module supports both WiFi 802.11 b/g/n and Bluetooth 4.2 BR/EDR plus BLE, giving you complete wireless flexibility . Control smart lighting, security systems, and environmental monitors with confidence, knowing your devices stay connected.

Businesses and professionals value the production-ready quality of the ESP32 ESP-WROOM-32. The module operates reliably across temperatures from -40°C to +85°C, handling Pakistan's diverse climate conditions with ease . The integrated PCB antenna and certified design (FCC, CE, IC, TELEC) ensure your products meet regulatory standards .

The Pakistani market demands cost-effective solutions without compromising quality. The ESP32 ESP-WROOM-32 offers exceptional value, with prices starting around ₨900 in the local market . You pay significantly less than equivalent modules from other manufacturers while getting superior performance and features.

The state-of-the-art power-saving features make the ESP32 ESP-WROOM-32 ideal for battery-powered applications. Sleep current drops below 5μA, enabling months or even years of operation from a single battery . Your portable devices run longer, and your remote sensors operate maintenance-free.

Technical support and community resources are abundant for the ESP32 ESP-WROOM-32. The module works seamlessly with Arduino IDE, ESP-IDF, Lua, and MicroPython . Open-source SDKs and toolchains based on GCC make development accessible and powerful .

Investing in the ESP32 ESP-WROOM-32 means investing in your future skills. This module powers IoT development worldwide, and mastering it opens doors to exciting career opportunities in Pakistan's growing technology sector.

2️⃣ Key Features

• Process data at lightning speed using the dual-core 32-bit LX6 processor at up to 240MHz 

• Connect wirelessly with confidence using integrated 2.4GHz WiFi supporting 802.11 b/g/n protocols 

• Add Bluetooth functionality seamlessly with Bluetooth v4.2 BR/EDR and BLE dual-mode support 

• Store applications reliably with 520KB SRAM and 448KB ROM for complex programs 

• Program using familiar tools with full Arduino IDE and ESP-IDF compatibility 

• Save power in portable projects with sleep current less than 5μA 

• Expand projects with ease using 34 programmable GPIO pins 

• Communicate through multiple interfaces including SPI, I2C, UART, and I2S 

• Measure analog signals accurately with 18 channels of 12-bit SAR ADC 

• Output analog signals using 2 channels of 8-bit DAC 

• Add touch interaction with 10 capacitive touch sensors 

• Work in extreme environments with -40°C to +85°C operating temperature range 

• Connect to Ethernet networks using the MAC interface with dedicated DMA 

• Send data at high speeds with WiFi rates up to 150 Mbps 

• Achieve wide wireless range with up to 20.5 dBm output power 

• Secure your applications with hardware-accelerated AES, SHA-2, RSA, and ECC encryption 

• Build industrial systems using CAN 2.0 support for automotive applications 

• Control motors precisely with Motor PWM and 16 channels of LED PWM 

• Detect physical changes using the integrated Hall effect sensor 

• Update firmware remotely with secure, encrypted over-the-air (OTA) upgrades 

3️⃣ Advanced Features

• Run real-time operating systems with FreeRTOS and LWIP for multitasking applications 

• Process AI workloads locally using TensorFlow Lite for edge machine learning inference 

• Manage dual cores independently for optimized task scheduling and power efficiency 

• Implement secure boot with flash encryption for production-level application protection 

• Add external storage easily using QSPI flash/SRAM support up to 4 x 16 MB 

• Build battery-powered devices with RTC memory retaining data during deep sleep 

• Support IPv6 networking alongside IPv4 for modern internet applications 

• Implement MQTT communication directly for reliable IoT data transfer 

• Perform FFT and DSP operations using the processor's floating-point coprocessor 

• Use Wi-Fi positioning for location-aware applications without GPS modules 

• Combine Wi-Fi and Bluetooth for complementary connectivity layers 

• Access cloud services directly with built-in SSL/TLS 1.2 hardware acceleration 

• Create mesh networks for large-scale sensor deployments 

• Use the low-power co-processor to monitor peripherals while the main CPU sleeps 

• Support external 32kHz crystal for precise RTC timekeeping 

• Implement P2P Wi-Fi modes for direct device-to-device communication 

• Use the ultra-low-power analog pre-amplifier for sensitive sensor applications 

• Configure clock frequency dynamically from 80MHz to 240MHz 

• Build voice-enabled devices with audio encoding and decoding capabilities 

• Scale from prototype to production with the certified, production-ready module design 

4️⃣ Frequently Asked Questions

Q1: What is the ESP32 ESP-WROOM-32?

Answer: This is a powerful WiFi and Bluetooth module developed by Espressif Systems . It features a dual-core 32-bit processor running at up to 240MHz, making it ideal for IoT applications .

Q2: Does the ESP32 support both WiFi and Bluetooth?

Answer: Yes, the module includes 2.4GHz WiFi 802.11 b/g/n and Bluetooth v4.2 BR/EDR plus BLE . You get complete wireless connectivity in one compact module.

Q3: What is the operating voltage of this module?

Answer: The ESP32 operates on 2.2V to 3.6V DC, with 3.3V recommended for optimal performance . This makes it compatible with many standard components.

Q4: How much memory does the ESP32 have?

Answer: The module includes 520KB of SRAM, 448KB of ROM, and 16KB of RTC SRAM . Additional external flash provides program storage.

Q5: Can I program this module with Arduino IDE?

Answer: Yes, the ESP32 works perfectly with Arduino IDE . You simply need to install the ESP32 board package and select your board model .

Q6: Is this module suitable for battery-powered projects?

Answer: Absolutely. The module consumes less than 5μA in deep sleep mode, making it perfect for battery-powered wearable and IoT devices .

Q7: What peripherals does the ESP32 support?

Answer: The module supports SPI, I2C, UART, I2S, ADC, DAC, touch sensors, Hall effect sensors, SD card interface, Ethernet MAC, and CAN bus .

Q8: What is the operating temperature range?

Answer: The module operates reliably from -40°C to +85°C, handling extreme environments . This range ensures performance in Pakistan's diverse climate conditions.

Q9: How do I update firmware on the ESP32?

Answer: You can update firmware via UART download or secure over-the-air (OTA) updates . OTA updates allow remote upgrades without physical access.

Q10: Where can I find technical documentation for this module?

Answer: Access datasheets, user guides, and technical reference manuals directly from Espressif's website . The module also has extensive community support online.

5️⃣ Where It Can Be Used

1. Industrial IoT – Build smart industrial monitoring systems that collect and analyze data from factory equipment in real time 

2. Smart Home Automation – Create WiFi and Bluetooth-enabled home control systems for lights, fans, and appliances

3. Wearable Devices – Develop battery-powered health monitors and fitness trackers with ultra-low power consumption 

4. Voice-Enabled Applications – Build speech recognition, voice encoding, and music streaming devices 

5. Agricultural Monitoring – Deploy remote sensors for soil moisture, temperature, and environmental data collection

6. Robotics Systems – Control autonomous robots with wireless communication and sensor integration

7. Low-Power Sensor Networks – Deploy sensors that operate for months on battery power 

8. Educational Projects – Teach IoT concepts in universities and technical institutes 

9. Wireless Data Loggers – Create systems that collect and transmit environmental data over WiFi

10. Smart Retail Solutions – Build inventory tracking and customer engagement systems with wireless connectivity

6️⃣ How to Use

Setting up your ESP32 ESP-WROOM-32 module starts with gathering the right tools. You need a USB-to-serial adapter (FTDI, CP2102, or CH340), a breadboard, jumper wires, and a micro USB cable . The module itself requires careful handling to avoid static damage.

Step 1: Power the Module – Connect the 3.3V pin to your power source. The module draws approximately 80mA during operation . Use a regulated 3.3V supply for reliable performance.

Step 2: Connect to UART – Wire the TX and RX pins to your USB-to-serial adapter. Connect the adapter's TX to the module's RX and vice versa. Add a common ground connection between all devices.

Step 3: Enter Programming Mode – Pull the EN pin low to reset the module. Hold the IO0 pin low (connect to GND) during power-up to enter download mode . The module remains in programming mode until you release IO0.

Step 4: Install Drivers – Install the appropriate USB-to-serial driver for your adapter. Windows users may need to install CH340 or CP2102 drivers manually . Linux and Mac systems typically auto-detect these chips.

Step 5: Set Up Development Environment – Install Arduino IDE and add the ESP32 board package. Go to File > Preferences and enter the ESP32 board manager URL. Navigate to Tools > Board > Boards Manager and install the ESP32 package .

Step 6: Select Board and Port – Choose "ESP32 Dev Module" from the board list. Select the correct COM port. Set the upload speed to 115200 for stable programming .

Step 7: Upload Code – Write your program and click the Upload button. You may need to press the EN button after uploading to start your program .

Safety Tips – Always disconnect power before changing connections. Never exceed 3.6V on power or GPIO pins. Use anti-static precautions when handling the module. Keep the antenna area clear of metal and ground planes .

Maintenance Guidance – Store the module in anti-static packaging. Clean contacts with compressed air if connections become unreliable. Update firmware regularly for security patches .

7️⃣ Advantages

1. Exceptional performance – Dual-core 240MHz processor with 600 DMIPS outperforms most competing modules 

2. Complete wireless solution – WiFi and Bluetooth on one module saves cost and simplifies design 

3. Ultra-low power consumption – 5μA sleep current enables months of battery operation 

4. Rich peripheral set – Abundant GPIO, ADC, DAC, touch sensors, and interfaces 

5. Production-ready quality – Certified, environmentally tested, and industrial-grade 

6. Cost-effective pricing – Available from ₨900 in Pakistan 

7. Extensive community support – Thousands of tutorials, libraries, and examples online 

8. Flexible development options – Arduino IDE, ESP-IDF, Lua, and MicroPython 

9. Secure by design – Hardware encryption, secure boot, and flash encryption 

10. Wide operating range – -40°C to +85°C handles extreme conditions 

8️⃣ Disadvantages

1. 3.3V logic only – GPIO pins don't tolerate 5V inputs without level shifters 

2. Complex power requirements – The 3.3V supply needs stable voltage, especially during WiFi transmit 

3. Antenna sensitivity – The PCB antenna requires clearance from metal objects 

4. Not breadboard friendly – 38-pin configuration doesn't fit standard breadboards 

5. Limited flash capacity – 4MB flash may restrict very large applications 

6. Learning curve for beginners – The dual-core architecture and FreeRTOS require study 

7. No built-in USB – You need a separate USB-to-serial adapter 

8. Static sensitivity – The module requires careful handling with ESD precautions

9. Operating system compatibility – Some older Windows systems need manual driver installation 

10. No integrated battery management – External charging circuits are required for portable projects

9️⃣ City-Wise Sales Coverage in Punjab

We proudly supply the ESP32 ESP-WROOM-32 module across all major cities of Punjab province. Tech enthusiasts, students, and professionals from Lahore, Faisalabad, Rawalpindi, Multan, Gujranwala, Sialkot, Bahawalpur, Sargodha, Rahim Yar Khan, Sheikhupura, Jhang, Dera Ghazi Khan, Gujrat, Okara, Kasur, Sahiwal, Khanewal, Chiniot, Pakpattan, and Vehari order this powerful WiFi and Bluetooth module for their IoT and robotics projects. Our reliable delivery network ensures fast shipping to your doorstep, bringing world-class wireless microcontroller technology to innovators across every corner of Punjab.

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