Official 7Semi UART Serial to RS485 Converter Breakout – MAX485
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Powered by MAX485 RS485 transceiver
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Reliable long-distance serial communication
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High noise immunity with EMI reduction
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Low power consumption design
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Built-in thermal shutdown and short-circuit protection
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Fail-safe receiver for stable data output
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Ideal for industrial and embedded applications
Official 7Semi L89HA Breakout Multi-GNSS engines for GPS, IRNSS, GLONASS, BeiDou, Galileo and QZSS, GPS Module
- 3.3V power supply
- I2C / UART interface
- Support IRNSS L5 band
- Embedded patch antenna and chip antenna
- Multi-GNSS engines for GPS, IRNSS, GLONASS, BeiDou, Galileo and QZSS
- Support DGPS, SBAS (WAAS/EGNOS/MSAS/GAGAN)
- Integrated LNAs for better sensitivity
- Great anti-jamming performance due to multi-tone active interference canceller
Official 7Semi EC200U 4G LTE Cat 1 Dongle, GNSS Positioning
- 4G LTE Cat 1 Connectivity: Reliable cellular communication with up to 10 Mbps downlink and 5 Mbps uplink.
- Multi-Network Support: Works with 4G LTE, GSM, and GPRS networks.
- Advanced Module: Powered by the Quectel EC200U-CN for stable performance.
- Multi-GNSS Positioning: Supports GPS, GLONASS, BeiDou, Galileo, and QZSS.
- Multiple Protocols: Supports TCP, UDP, PPP, HTTP, HTTPS, MQTT, FTP, SSL, and more.
- Plug-and-Play USB: Easy connection with laptops, industrial PCs, and embedded systems.
- Wide Compatibility: Supports Windows and Linux operating systems.
- Versatile Applications: Ideal for IoT, industrial automation, remote monitoring, fleet tracking, and cloud communication.
CP2102 USB 2.0 to TTL UART Serial Converter (6-pin)
- Included USB transceiver, without external circuit device
- Includes a clock circuit and power-on reset circuit
- With 3.3V and 5V dual power output
- Asynchronous serial data bus compatible with all handshake and modulation controller interface signals
- The supported data format is 8 data bits, 1 stop bit and parity bits
PL2303 PL2303HX USB To TTL(Serial) Converter Module (5 Pin)
- 500mA self-recovery fuse for protection
- Two data transmission indicator can monitor data transfer status in real time
- Reserve 3.3V and 5V pin interface, easy for the DDWRT of different voltage system that needs power
- Electrostatic package ensures the board will not be damaged before use
PL2303 USB to TTL RS232 Module (USB to Serial Cable)
- Built-in TTL COM PC-PL2303 Chip.
- Standard USB type and TTL 4 pin connector
- Simple and Easy way to give USB support to your designs
- Available for Linux, Mac, WinCE, and Windows (XP, 7), Win 8
- Cable Length: 1M
- Net Weight: 30gm
6Pin PL2303HXD USB to TTL/RS232
- Supports RS-232 serial interface with Programmable baud rate from 75 bps to 12 Mbps
- Compatible with the RS422/RS485 interface
- Extensive flow control mechanism like adjustable high/low watermark level, automatic hardware or software flow control, and inbound data buffer overflow detection.
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The cables provide a fast, simple way to connect devices with a TTL level serial interface to USB
- The TTL-232R cables are a family of USB to TTL serial UART converter cables incorporating FTD’s FT232RQ USB to Serial
- Cables are FCC, CE, RoHS compliant and are available at TTL levels 3.3V
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It is USB 2.0 full speed compatible. The USB side of the cable is USB powered.
USB to TTL Serial Cable Adapter FT232 USB Cable FT232RL TTL with CTS RTS 6pin
- Product: 6Pin FTDI FT232RL FT232 Module For Arduino USB to TTL UART
- Connector type: USB To TTL RS232
- Input Supply voltage: 3.3 ~ 5V
- The cables provide a fast, simple way to connect devices with a TTL level serial interface to USB
FT232RL FTDI USB to TTL Serial Module
- IC Chip: FT232RL
- Support 3.3V, 5V
- Interface: Mini USB
- Standard interface layout, compatible with a variety of Arduino’s such as the Pro Mini
- Original FTDI FT232 chip, stable performance
- USB power has current protection, using 500MA self-restore fuse
- RXD/TXD transceiver communication indicator
- With power, sending, receiving indicator, and working status LED indicators
- With 3.3V and 5V TTL Level supply options
- USB to serial TTL module, download STC SCM
Official 7Semi L89 USB Dongle Multi-GNSS Engine for GPS, IRNSS, GLONASS, BeiDou, Galileo and QZSS
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GNSS Bands: GPS L1 (1575.42 MHz), Galileo E1, IRNSS L5 (1176.45 MHz), GLONASS L1, BeiDou B1
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Multi-GNSS: GPS, Galileo, GLONASS, BeiDou, IRNSS (NavIC), QZSS
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Position Accuracy: < 1.8 m (CEP)
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Velocity Accuracy: < 0.1 m/s
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Acceleration Accuracy: < 0.1 m/s²
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Timing Accuracy: 1PPS, 3.9 ns RMS
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Sensitivity: Acquisition –147 dBm, Tracking –163 dBm
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Operating Temperature: –40 °C to +85 °C
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Dimensions: 62.82 mm × 19.06 mm
Ethernet W5100 Shield Network Expansion Board with Micro SD Card Slot for Arduino
- Based on the W5100Based on the Wiznet W5100 allows an Arduino board to connect to the internet.
- Stackable Design, can directly be supported by for Arduino official Ethernet Library.
- Supports up to four simultaneous socket connections
- Can be used to store files for serving over the network.
- Can be accessed using the Mini SD TF library.
- IEEE802.3af compliant
- Low output ripple and noise (100mVpp)
- Overload and short-circuit protection
Wireless Zigbee CC2531 Sniffer Bare Board Packet Protocol Analyzer Module
- 8 I/O Ports
- Low Power Consumption.
- Operating Frequency: 2.045GHz – 2.485GHz
- Transmission Speed: 250Kbaud
SPI to Ethernet Hardware TCP/IP W5500 Ethernet Network Module
- Supports 8 independent sockets simultaneously.
- Internal 32Kbytes Memory for Tx/Rx Buffers.
- Power off mode: support.
- Network wake: support.
- Factory and Building Automation
- Medical Monitoring Equipment
TTL to RS485 Power Supply Converter Board 3.3V 5V Hardware Auto Control Module
- Anti-Interference Ability
- Baud rate: 110 ~ 256000bps
- Operating Voltage: 3v to 30VDC
- Compatible With Both 3V and 5V logic
RS422 to TTL Power Supply Converter Board
- RS422 interface, two-way communication. B Y Z A ultra far transmission 1000 meters
- The module has ESD 15KV protection.
- Onboard to increase the limit of 10 ohms current limiting current protection.
- Module with TVS diode. Anti lightning, peak voltage.
- The module has 120-ohm termination resistors, which can effectively reduce the interference of long-range communication.
MAX485 TTL to RS485 Converter Module
- On-board MAX485 chip, A low power consumption for the RS-485 communication, slew-rate limited transceiver.
- A low power consumption for the RS-485 communication
- Onboard then 5.08 (mm) pitch 2P terminal to facilitate RS-485 communication wiring.
- Slew-rate limited transceiver
- All pins of the chip have been lead to can be controlled through the microcontroller.
- Convenient RS-485 communication wiring
- Multiple Units can be connected to the same RS-485 bus wiring.
- All Chip pins are brought out for proper controls
SIM 800C GSM GPRS Modem TTL with Antenna
- Chip: SIM800C
- Quad-Band: 850/900/1800/1900 MHz
- Class 4 (2 W @ 850/900 MHz)
- Class 1 (1 W @ 1800/1900 MHz)
- FM: 76 ~ 109 MHz bands in all world (50 KHz step)
- Sensitivity: <-105dB
- SIM supports:2G, 3G, 4G
- Supply voltage: 5-9VDC
- Standby current: 3mA
- Operating temperature: -40 ~ +85C
SIM 900A GSM GPRS Modem TTL with Antenna
- The onboard two set power supply interface VCC5 5V power supply, VCC4 interface, 3.5–4.5V power supply, optional power on self starting (default) and control start.
- The onboard SMA (default) and IPX mini antenna interface, SIM900A interface reserved reset.
- The size of the module is 49*50, all the new and original device.
- The computer can give early computer debugging USB module power supply,
a very large amount of data under the condition of the recommended current more than 1A. - Standby dozens of MA data can be set to provide dormancy, dormancy of 10MA low power.
- The serial port circuit: support for 3.3V single chip microcomputer.
600 Pcs 1/4W 1% 30 Kinds Each Value Metal Film Resistor
- 1/4W 1% Tolerance Metal Film Resistors so 5 color bands, This is a great assortment for front ends and low power applications.
- These resistors are typical axial-lead metal film resistors, which have much better temperature stability than their carbon equivalents,
- Lower noise and are generally better for high frequency or radiofrequency applications.
Tactile Push Button Switch 6x6x5mm 4pin
- Ideal for Through-hole applications.
- Shaft Shape: Round
- Used in the fields of electronic products, household appliances and more.
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This light touch switch is waterproof, prevent oil, anti-pollution, anti-static interference.
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High precision mechanism design offers acute operation and long service life.
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Compact and lightweight, easy to carry and dismantling.
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Good electrical conductivity.
