UART_RX_READY callback function (uart.h)
Determines whether there is data pending in the UART hardware.
Syntax
UART_RX_READY UartRxReady;
BOOLEAN UartRxReady(
[_Inout_] PCPPORT Port
)
{...}
Parameters
[_Inout_] Port
A pointer to a _CPPORT structure that contains the address of the port object that describes the UART hardware.
Return value
Returns TRUE if data is available, FALSE otherwise.
Remarks
Register your implementation of this callback function by setting the appropriate member of UART_HARDWARE_DRIVER.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows 10, version 1803 |
| Header | uart.h |
See also
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