eZ80
®
CPU
User Manual
UM007714-0908 Glossary
393
X
OUT
. Crystal Output.
XTAL. Internal clock/crystal.
XTAL1. See X
IN
.
XTAL2. See X
OUT
.
ZDS. Zilog Developer Studio. Zilog’s program development environment for Windows 95/98/NT.
Zero Flag. For 8-bit arithmetic and logical operations, the Z Flag is set to 1 if the resulting byte in the
accumulator is 0. If the byte is not 0, the Z Flag is reset to 0.
Z80 Mode. The Z80-compatible addressing mode of Zilog’s eZ80
®
CPU. Also called Z80 MEMORY
mode.
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