ASL (Arithmetic Shift Left) — 8bitworkshop documentation

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ASL (Arithmetic Shift Left) — 8bitworkshop documentation

[operand] = [operand] << 1 or[operand] = [operand] * 2 ASL shifts all the bits of an operand one place to the left. The value of the shifted-out bit is captured in the Carry flag. If the shifted-ou...

http://8bitworkshop.com/docs/chips/m6502/insns/ASL.html