Downloader Expansion Board for TTGO T-Internet- POE

Specifications:

• Single-shot mode: automatically turns off
• Low current consumption: Continuous mode 150 μA
• Wide supply voltage range: 2.0V to 5.5V
• Interfacing is done via I2C
• Programmable data rate: 8SPS to 860SPS
• Low drift internal voltage reference
• Internal Oscillator
• Internal PGA up to 860 samples per second (SPS)
• Four single-ended or two differential inputs (ADS1115)
• Operating temperature : -40 ° C to + 140 ° C
• Programmable comparator

Specifications :

Specifications :

1. Input Supply voltage: 5V
2. Input Supply Current: 5 mA
3. Communication Rate: 1 Mbps
4. Support CAN V2.0B technical standard, communication rate 1Mb / S.
5. 0 to 8 bytes long data field.
6. Use High-speed CAN transceiver TJA1050
7. SPI control for expanding Multi CAN bus interface
8. Use serial port could view the communication data
9. With the independent key, LED indicator, Power indicator
10. With power pin
11. Positioning screw hole center spacing 23 mm x 38 mm
12. The working current: typical 5mA, standby current 1 microamp. Except for the power indicator.

1. Material: ABS+PCB
2. Type: 1-3 (optional)
3. USB interface: USB 2.0 interface
4. Support 24/25/26/93 series chips
5. Programmer size: 71 * 44 * 19mm
6. Programmer weight: 37g
7. Package size: 150 * 100 * 38mm
8. Package weight: Type 1: 113g

Overview:

• USB to RS485 Converter Adapter
• USB connector: to your PC
• RS485 connector: to your RS485 device
• Fully compliant USB 2.0 standard, backward compatible with USB1.1
• Support System: Windows XP, Vista, Windows 7, Linux, MacOS, and WinCE5.0 drive
• Supports Plug, Play and hot-swap ( USB side)
• Better than using CH341D chip or similar chip to support the laptop USB port
• Communication distance up to 1.2KM, with the anti-jamming performance of the industrial site
• No need external power, powered by USB port

Features :

1. Model No.: USB ASP AVR Programming Device for ATMEL Processors
2. Compatible Chips:
   1. ATMega Series
   2. Tiny Series
   3. Classic Series
   4. CAN Series
   5. PWM Series

Specifications:

1. Data transfer rates from 300 baud to 3Mbaud at TTL levels.
2. Supports RS485 and RS232.
3. Single-chip USB to UART conversion.
4. No additional firmware programming required.
5. Receive and Transmit LED drive signals.
6. USB2.0 full speed compatible.
7. Low USB bandwidth consumption.
8. Internal EEPROM with user-writable area.
9. Output can be directly connected to microcontroller UART or I/O.
10. Entire USB protocol handled by the electronics in the cable.
11. Integrated power-on-reset circuit.
12. UART signal inversion option.
13. True 5V/3.3V/2.8V/1.8V CMOS drive output and TTL input.
14. Operating temperature range: -40ºC to +85ºC.
15. 128 byte receive buffer and 256 bytes transmit buffer, utilizing buffer smoothing technology to allow for high data throughput.
16. Cable length up to 1 meter.
17. FCC and CE are compliant.