Differences
This shows you the differences between two versions of the page.
Next revision | Previous revision | ||
en:docs:macrolib:auxrecievechar [2022/03/29 13:48] – created prokushev | en:docs:macrolib:auxrecievechar [2022/10/02 03:31] (current) – prokushev | ||
---|---|---|---|
Line 5: | Line 5: | ||
===== Brief ===== | ===== Brief ===== | ||
+ | Recieve char from serial port | ||
+ | |||
+ | ===== BIOS Interrupt ===== | ||
+ | |||
+ | [[en: | ||
+ | |||
+ | ===== Family API ===== | ||
+ | |||
+ | [[en: | ||
===== Syntax ===== | ===== Syntax ===== | ||
Line 18: | Line 27: | ||
===== Return ===== | ===== Return ===== | ||
- | none | + | * 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 | | ||