Unsigned binary division of accumulator by source. If the source divisor is a byte value then AX is divided by “src” and the quotient is placed in AL and the remainder in AH. If source operand is a word value, then DX:AX is divided by “src” and the quotient is stored in AX and the remainder in DX.
Usage:
DIV src
Modifies flags:
(AF,CF,OF,PF,SF,ZF undefined)
| Clocks | Size | |||||
|---|---|---|---|---|---|---|
| Operands | 808x | 286 | 386 | 486 | Bytes | |
| reg8 | 80-90 | 14 | 14 | 16 | 2 | |
| reg16 | 144-162 | 22 | 22 | 24 | 2 | |
| reg32 | - | - | 38 | 40 | 2 | |
| mem8 | (86-104)+EA | 17 | 17 | 16 | 2-4 | |
| mem16 | (150-168)+EA | 25 | 25 | 24 | 2-4 | (W88=158-176+EA) |
| mem32 | - | - | 41 | 40 | 2-4 | |