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back2root:ibm-pc-ms-dos:interrupts:int_10:int_10_08
Table des matières
INT 0x10 - 0x08 - Read Character and attribute at cursor position
Request/Call:
| reg | value | descr |
|---|---|---|
| AH | 0x08 | |
| BH | var | page number (00h to number of pages -1) see INT 10h, 00h |
Return
| reg | descr |
|---|---|
| AH | Attribute (see bellow) |
| AL | Character |
Attribute:
| 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
|---|---|---|---|---|---|---|---|
| blink | Background color | Foreground color | |||||
Colors
| Background Color | Foreground Color | ||||
|---|---|---|---|---|---|
| 000 | black | 0000 | black | 1000 | dark grey |
| 001 | blue | 0001 | blue | 1001 | light blue |
| 010 | green | 0010 | green | 1010 | light green |
| 011 | cyan | 0011 | cyan | 1011 | light cyan |
| 100 | red | 0100 | red | 1100 | light red |
| 101 | magenta | 0101 | magenta | 1101 | light magenta |
| 110 | brown | 0110 | brown | 1110 | yellow |
| 111 | white | 0111 | light grey | 1111 | white |
Notes & Comments
- for monochrome displays, a foreground of 1 with background 0 is underlined
- the blink bit may be reprogrammed to enable intense background colors using AX=1003h or by programming the CRT controller
back2root/ibm-pc-ms-dos/interrupts/int_10/int_10_08.txt · Dernière modification : 2024/01/19 21:58 de frater
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