ESP CAM Board with Ov2640
Highlights:
1. Flash LED off: 180mA @ 5V.
2. Flash LED on to maximum brightness: 310mA @ 5V.
3. Deep-sleep: 6mA @ 5V min.
4. Modem-sleep: 20mA @ 5V min.
5. Light-sleep: 6.7mA @ 5V min.
ESP8266-01
Highlights:
1. 802.11 b/g/n Standards
2. Wi-Fi Direct (P2P), soft-AP
3. 1MB Flash Memory
4. Integrated low power 32-bit CPU could be used as an application processor
5. A-MPDU & A-MSDU aggregation & 0.4ms guard interval
6. Wake up and transmit packets in < 2ms
7. Standby power consumption of < 1.0mW (DTIM3)
ESP8266-01 With Relay Board
Highlights:
1. Diode effusion protection
2. Short response time
3. Onboard Relay:5V,10A/250V AC 10A/30V DC relay
4. Transmission distance : 400m (max)
5. Baud Rate: 9600
ESP8266-12E
Highlights:
1. WS2812 Led on board.
2. 802.11 b/g/n
3. Wi-Fi Direct (P2P), soft-AP
4. Integrated TCP/IP protocol stack
5. Integrated TR switch, balun, LNA, power amplifier and matching network
6. Integrated PLL, regulators, DCXO and power management units
HC-05 TTL Bluetooth Module
Highlights:
1. Bluetooth protocol: Bluetooth Specification v2.0+EDR.
2. Frequency: 2.4GHz ISM band.
3. Modulation: GFSK(Gaussian Frequency Shift Keying).
4. Emission power: =4dBm, Class 2.
5. Sensitivity: =-84dBm at 0.1% BER.
HM-10 TTL BLE Bluetooth Module
Highlights:
1. Bluetooth Protocol: Bluetooth Specification V4.0 BLE
2. USB Protocol: USB V2.0
3. Operating Frequency: 2.4GHz ISM band
4. Modulation Mode: GFSK (Gaussian Frequency Shift Keying)
5. Transmitting Power: ≤4dBm
6. Sensitivity: ≤-84dBm at 0.1% BER
7. It’s easy to use and completely encapsulated.
8. You can set it as slave or master.
9. You can use AT command set the baud
NodeMCU ESP8266-12 CH340 Based
Highlights:
1. Open-source, Interactive, Programmable, Low cost, Simple, Smart, WI-FI enabled
2. Arduino-like hardware IO
3. Integrated TR switch, balun, LNA, power amplifier and matching network
4. Integrated PLL, regulators, DCXO and power management units
5. Onboard USB to serial chip to easily program and upload codes from the Arduino IDE
6. Embeds logic level converter circuits
7. Has onboard 3.3V regulator to ensure enough power to function as your go-to WiFi chip!
8. Easy access to the GPIO pins for easy prototyping
9. ESP-12E Processor
10. Easy to use breadboard friendly form factor
NodeMCU ESP8266-12 CP2102 Based
Highlights:
1. Open-source, Interactive, Programmable, Low cost, Simple, Smart, WI-FI enabled
2. Arduino-like hardware IO
3. Integrated TR switch, balun, LNA, power amplifier and matching network
4. Integrated PLL, regulators, DCXO and power management units
5. Onboard USB to serial chip to easily program and upload codes from the Arduino IDE
6. Embeds logic level converter circuits
7. Has onboard 3.3V regulator to ensure enough power to function as your go-to WiFi chip!
8. Easy access to the GPIO pins for easy prototyping
9. ESP-12E Processor
10. Easy to use breadboard friendly form factor
NRFL24L01 Transreceiver Module
Highlights:
1. Maximum operating speeds up to 2Mbps, GFSK modulation efficiency, Anti-interference ability,
2. Particularly suitable for industrial control applications.
3. Built-in hardware CRC error detection, Multipoint communication address control.
4. Low-power 1.9 ~ 3.6V, only 1uA on Power down mode
5. Built-in 2.4Ghz antenna
6. Built-in voltage regulator
7. Standard DIP Pitch Interface for embedded applications
NRFL24L01 Transreceiver Module w/ Antenna
Highlights:
1. Voltage: 3-3.6V (recommended 3.3V) V.
2. Maximum output power: +20dBm.
3. Power-down mode current: 4.2uA.
4. Operating Range: 1Km
5. Antenna Gain (peak): 2Dbi.
6. 2MB rate (Open area): 520m.
7. 1MB rate (Open area): 750m.
8. 250Kb rate (Open area): 1100m.
9. It uses 2.4GHz global open ISM band, with license free.
10. SPI interface facilitates the communication with MCU I/O port.
SIM800L TTL Board
Highlights:
1. TTL serial port for serial port, you can link directly to the micro-controller.
2. Don’t need MAX232.
3. Power module automatically boots, homing network.
4. Onboard signal lights all the way.
5. It flashes slowly when there is a signal, it flashes quickly when there is no signal.
SIM800L TTL Board (Orignal)
Highlights:
1. TTL serial port for serial port, you can link directly to the micro-controller.
2. Don’t need MAX232.
3. Power module automatically boots, homing network.
4. Onboard signal lights all the way.
5. It flashes slowly when there is a signal, it flashes quickly when there is no signa