rej06b0160| Application Note
APPLICATION NOTE
H8/300L Series
Subtraction of 8-Digit BCD Numbers (SUBD1)
Introduction
1. The software SUBD1 subtracts an 8-digit binary-coded decimal (BCD) number from another 8-digit BCD number and places the result (an 8-digit BCD number) in general-purpose registers. 2. The arguments used with the software SUBD1 are unsigned integers. 3. All data is manipulated in general-purpose registers.
Target Device
H8/300L Series
Contents
1. 2. 3. 4. 5. 6. Arguments......................................................................................................................................... 2 Changes to Internal Registers and Flags ......................................................................................... 2 Specifications .................................................................................................................................... 2 Description ........................................................................................................................................ 3 Flowchart........................................................................................................................................... 5 Program List...................................................................................................................................... 6
REJ06B0160-0100Z/Rev.1.00
September 2003
Page 1 of 8
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