START

PASS 1

Initialize LC

Read card

Search POT

Search MOT

L = length

A

Process Literals

Symbols in label field

Assign current value of LC to symbol

LC = LC + L

Write a copy of card for pass2

Adjust LC

L = length of data field

Calculate the operand field

Assign the value to symbol in label field

Assign storage location to literals

Reset copy file

Go to Pass 2