{{page>en:templates:biosint}}

====== @AuxRecieveChar ======

===== Brief =====

Recieve char from serial port

===== BIOS Interrupt =====

[[en:docs:bios:api:int|INTH]]: [[en:docs:bios:api::|H]]

===== Family API =====

[[en:docs:fapi:]]

===== Syntax =====

<code asm>
@AuxRecieveChar
</code>

===== Parameters =====

none

===== Return =====

  * AL = received character if AH bit 7 clear
  * AH bit 7 clear if successful
  * AH bit 7 set on error
  * AH bits 6-0 = port status:

^ Bit(s) ^ Description ^
| 7 | timeout |
| 6 | transmit shift register empty |
| 5 | transmit holding register empty |
| 4 | break detected |
| 3 | framing error |
| 2 | parity error |
| 1 | overrun error |
| 0 | receive data ready |