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| HD6475328CG Datasheet, PDF (80/459 Pages) Hitachi Semiconductor – Manual Gives a Hardware Description | |||
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(4) LDC.B @SP+, CCR
When word data access is applied to CCR, only CCR is accessed. This instruction loads
CCR from address SP (old) +1. Note that the value in address SP (old) is not loaded.
Old SP
Old SP + 1
Old SP + 2
CCR
a
New SP â 2
b
New SP â 1
New SP
CCR
b
Before execution
After execution
BR, DP, and TP are accessed in the same way as CCR. When DP is specified, both EP and
DP are accessed, but when CCR, BR, DP, or TP is specified, only the specified register is
accessed.
61
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