TxFIFO
HKLM\SYSTEM\CurrentControlSet\Services\Serial
Data type |
Range |
Default value |
|---|---|---|
REG_DWORD |
1–16 |
14 |
Description
Determines how many characters are sent at one time to the transmit FIFO buffer of a National Semiconductor 16550-compatible device.
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Note
The value of this entry is used as the default value for all serial ports on the computer. Settings for specific serial ports are stored in the device-specific subkey for that port in the Enum subkey.
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Tip
To change the value of this entry, you must edit the registry. To change the TxFIFO setting for a specific serial port, use Device Manager.
Related Entries
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