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Fermion: Serial Data Logger V2
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Awesome Extras
This DFRobot Fermion: Serial Data Logger can store captured project data and supports direct data printing through the serial port without additional code.
The Serial Data Logger supports 32GB MicroSD cards, making it suitable for data storage. It comes with a USB function, which means you can directly connect it to a PC to read the stored files without using a card reader.
The onboard LED indicator shows the status of data writing, while the SAVE pin makes it easier to store data in separate files.
Revision History
-
As of 23/01/2024 the following has been added/updated from the V1 version
- Storage in TXT and CSV file formats.
- Significantly improves startup time and runtime stability.
- Scheduled creation of files for more flexible storage.
- Added a USB-C port to make reading files more convenient.
Connection Example - Arduino
Features
- With the USB function, no card reader is required
- Support multiple baud rates, with good compatibility
- LED indicator for viewing data writing status visually
- FAT32 file system, support 32GB TF card
- Supports storage in TXT and CSV file formats.
- Supports scheduled creation of files for more flexible storage.
Specification
- Supply Voltage: 3.3V~5V
- Operating Current: 10mA
- USB Protocol: USB2.0
- Operating Temperature Range: -20℃~65℃
- Operating Humidity Range: 5%RH~85%RH
- Dimension: 23 x 29mm
Resources
Pinout
| Num | Silkprint | Description |
| 1 | VCC | Power VCC |
| 2 | GND | Power GND |
| 3 | RX | UART Receive |
| 4 | TX | UART Transmit |
| 5 | S | SAVE pin/button, save the current file, and create a new file to store the following data, save data at low level. |
Package Contents
- 1x Fermion: Serial Data Logger
- 1x 2.54mm 10-pin Black Single-row Connector
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