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Chips & Technologies '64300' BIOS - GET REFRESH RATE

AX = 5F04h
BL = video mode number

Return:
AL = 5Fh if function supported
AH = status
00h unsuccessful
01h successful
BH = available refresh rates (see #00182)
BL = currently-set refresh rate (see #00182)

See Also: AX=5F03h"64300" - AX=5F05h"64300"

Bitfields for C&T 64300 refresh rates:

Bit(s)  Description     (Table 00182)
5      75 Hz
4      72 Hz
3      70 Hz
2      60 Hz
1      56 Hz
0      interlaced

Category: Video - Int 10h - C

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