FT245RL-TUBE - FTDI Chip

FT245RL-TUBE Frequently Asked Questions (FAQs)

• What is the maximum cable length supported by the FT245RL?
  The maximum cable length supported by the FT245RL is 3 meters (10 feet) for a reliable data transfer rate of 1 Mbps. However, this can be extended up to 10 meters (33 feet) with a reduced data transfer rate.
• How do I configure the FT245RL for synchronous or asynchronous mode?
  The FT245RL can be configured for synchronous or asynchronous mode by setting the SYNCFFS pin high or low, respectively. In synchronous mode, the device uses an external clock, while in asynchronous mode, it uses an internal clock.
• What is the purpose of the CBUS0 and CBUS1 pins?
  The CBUS0 and CBUS1 pins are used to configure the FT245RL's FIFO and flow control modes. CBUS0 sets the FIFO mode (245 or 985 mode), while CBUS1 sets the flow control mode (hardware or software flow control).
• How do I handle data transmission errors with the FT245RL?
  The FT245RL has built-in error detection and correction mechanisms, including parity and CRC checks. In case of errors, the device can be configured to retry transmission or generate an interrupt to alert the host processor.
• Can I use the FT245RL with a 3.3V or 5V power supply?
  The FT245RL is a 3.3V device, but it is 5V tolerant on its inputs. However, it's recommended to use a 3.3V power supply for optimal performance and to minimize power consumption.