
Parameter Name Type Required Description
COEFFSEL_A_ACLR String No Specifies the asynchronous
clear source for the
coefficient inputs to the first
multiplier. Values are NONE,
ACLR0 and ACLR1. If omitted
and corresponding
COEFFSEL[]_REGISTER is
used, the default value is
ACLR0. The value must be set
similar to the value of INPUT_
ACLR_A0.
COEFFSEL_B_ACLR String No Specifies the asynchronous
clear source for the
coefficient inputs to the
second multiplier. Values are
NONE, ACLR0 and ACLR1. If
omitted and corresponding
COEFFSEL[]_REGISTER is
used, the default value is
ACLR0. The value must be set
similar to the value of INPUT_
ACLR_A0.
COEFFSEL_C_ACLR String No Specifies the asynchronous
clear source for the
coefficient inputs to the third
multiplier. Values are NONE,
ACLR0 and ACLR1. If omitted
and the corresponding
COEFFSEL[]_REGISTER is
used, the default value is
ACLR0. The value must be set
similar to the value of INPUT_
ACLR_A0.
COEFFSEL_D_ACLR String No Specifies the asynchronous
clear source for the
coefficient inputs to the
fourth and corresponding
multiplier. Values are NONE,
ACLR0 and ACLR1. If omitted
and the corresponding
COEFFSEL[]_REGISTER is
used, the default value is
ACLR0. The value must be set
similar to the value of INPUT_
ACLR_A0.
UG-01063
2014.12.19
ALTMULT_ACCUM Parameters
8-17
ALTMULT_ACCUM (Multiply-Accumulate)
Altera Corporation
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