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Discussion - Hardware / Re: Control CBUS with FT230
« on: January 04, 2018, 09:39:16 AM »
Hello,
We have an example of using CBUS bit-bang with the FT-X series in the application note below.
http://www.ftdichip.com/Support/Documents/AppNotes/AN_373%20Bit-Bang%20Modes%20for%20the%20FT-X%20Series.pdf
The FT_Prog utility is a newer version of MPROG and so FT_Prog must be used for the FT-X.
To use CBUS bit-bang, your application for both the UART and the bit-bang needs to be written using D2xx.
You can use FT_Prog to set the CBUS lines to IO Mode as described in AN_373 and can also set D2xx. Note that you can still open a device via D2xx even if the D2xx/VCP EEPROM setting is on VCP so long as the port isn't open in VCP. The D2xx layer is always enabled and this option selects whether the VCP is also enabled (COM port visible) or not. However, for D2xx applications, it is still better to set D2xx mode as this hides the COM port to avoid users or applications opening it which would block access from your D2xx program.
Best Regards, FTDI Community
We have an example of using CBUS bit-bang with the FT-X series in the application note below.
http://www.ftdichip.com/Support/Documents/AppNotes/AN_373%20Bit-Bang%20Modes%20for%20the%20FT-X%20Series.pdf
The FT_Prog utility is a newer version of MPROG and so FT_Prog must be used for the FT-X.
To use CBUS bit-bang, your application for both the UART and the bit-bang needs to be written using D2xx.
You can use FT_Prog to set the CBUS lines to IO Mode as described in AN_373 and can also set D2xx. Note that you can still open a device via D2xx even if the D2xx/VCP EEPROM setting is on VCP so long as the port isn't open in VCP. The D2xx layer is always enabled and this option selects whether the VCP is also enabled (COM port visible) or not. However, for D2xx applications, it is still better to set D2xx mode as this hides the COM port to avoid users or applications opening it which would block access from your D2xx program.
Best Regards, FTDI Community