Intel Agilex User Guide

Latency Data Input Register Adder 1st
Pipeline
Register
Adder
2nd
Pipeline
Register
Multiplier
1st
Pipeline
Register
Multiplier
2nd
Pipeline
Register
Adder
Input
Register
Adder
Pipeline
Register
Output
Register
fp32_add
er_a_clke
n
fp16_mul
t_input_c
lken
fp32_add
er_a_chai
nin_pl_cl
ken
fp32_add
er_a_chai
nin_2nd_
pl_clken
mult_pipe
line_clke
n
mult_2nd
_pipeline
_clken
adder_inp
ut_clken
adder_pl_
clken
output_cl
ken
1 Disable Disable Disable Disable Disable Disable Disable Disable Enable
2 Enable Enable Disable Disable Disable Disable Disable Disable Enable
≥3 Enable Enable Disable,
enable
Disable,
enable
Disable Disable Enable Enable Enable
≥4 Enable Enable Disable,
enable
Disable,
enable
Disable Disable Enable Enable Enable
Table 37. Supported Register Configurations For FP16 Vector Three Mode
Latency Data Input Register Adder
1st
Pipeline
Registe
r
Adder
2nd
Pipeline
Registe
r
Multipli
er 1st
Pipeline
Registe
r
Multipli
er 2nd
Pipeline
Registe
r
Adder Input
Register
Adder
Pipeline
Registe
r
Output
Registe
r
accumu
late_clk
en
fp32_ad
der_a_c
lken
fp16_m
ult_inp
ut_clke
n
accum_
pipeline
_clken
accum_
2nd_pip
eline_cl
ken
mult_pi
peline_
clken
mult_2
nd_pipe
line_clk
en
accum_
adder_c
lken
adder_i
nput_cl
ken
adder_p
l_clken
output_
clken
1 Disable Disable Disable Disable Disable Disable Disable Disable Disable Disable Enable
2 Enable Enable Enable Disable Disable Disable Disable Disable Disable Disable Enable
≥3 Enable Enable Enable Disable,
enable
Disable,
enable
Disable Disable Enable Enable Enable Enable
≥4 Enable Enable Enable Disable,
enable
Disable,
enable
Disable,
enable
Enable Enable Enable Enable Enable
4.2.2. Chainout Adder
You can use the output chaining path to add results from another DSP block.
Support for certain operation modes:
• Multiply-add or multiply-subtract mode
• Vector one mode
• Vector two mode
4. Intel Agilex Variable Precision DSP Blocks Design Considerations
UG-20213 | 2019.04.02
Intel
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Variable Precision DSP Blocks User Guide
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Intel Agilex Specifications

General

Brand	Intel
Model	Agilex
Category	Microcontrollers
Language	English