Achronix Speedster22i User Macro Guide User Manual

Page 208

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PLL/DLL Clock Generators

ACX_CLKGEN

Speedster Macro Cell Library

www.achronix.com

PAGE 191

bypass2

Clkout[2] Bypass.

0: clkout[2] driven by PLL output.

1: clkout[2] driven by refclk input.

1’b0,1’b1

1’b0

bypass3

Clkout[3] Bypass.

0: clkout[3] driven by PLL output.

1: clkout[3] driven by refclk input.

1’b0,1’b1

1’b0

outdiv0

Clkout[0] Rotator / Output Divider Divisor.

6’h1-6’h3F

6’h4

outdiv1

Clkout[1] Rotator / Output Divider Divisor.

6’h1-6’h3F

6’h4

outdiv2

Clkout[2] Rotator / Output Divider Divisor.

6’h1-6’h3F

6’h4

outdiv3

Clkout[3] Rotator / Output Divider Divisor.

6’h1-6’h3F

6’h4

en_phase0

Clkout[0] Phase Shift Enable.

0: Disable phase_inc[0] input.

1: Enable phase_inc[0] input.

1’b0,1’b1

1’b1

en_phase1

Clkout[1] Phase Shift Enable.

0: Disable phase_inc[1] input.

1: Enable phase_inc[1] input.

1’b0,1’b1

1’b1

en_phase2

Clkout[2] Phase Shift Enable.

0: Disable phase_inc[2] input.

1: Enable phase_inc[2] input.

1’b0,1’b1

1’b1

en_phase3

Clkout[3] Phase Shift Enable.

0: Disable phase_inc[3] input.

1: Enable phase_inc[3] input.

1’b0,1’b1

1’b1

static_phase0

Clkout[0] VCO Static Phase Offset. The offset of the clk-
out[0] VCO output in 1/8 ths of the clkout[0] VCO
period.

3’h0-3’h7

3’h0

static_phase1

Clkout[1] VCO Static Phase Offset. The offset of the clk-
out[1] VCO output in 1/8 ths of the clkout[1] VCO
period.

3’h0-3’h7

3’h0

static_phase2

Clkout[2] VCO Static Phase Offset. The offset of the clk-
out[2] VCO output in 1/8 ths of the clkout[2] VCO
period.

3’h0-3’h7

3’h0

static_phase3

Clkout[3] VCO Static Phase Offset. The offset of the clk-
out[3] VCO output in 1/8 ths of the clkout[3] VCO
period.

3’h0-3’h7

3’h0

dyn_phase0

Clkout[0] Dynamic Phase Shift Select. If en_phase0 is
enabled,

0: Clkout[0] phase shift determined by static_phase0
parameter.

1: Clkout[0] phase shift determined from the
number of phase_inc[0] rising edges.

1’b0,1’b1

1’b0

Parameter

Description

Defined Values

Default

Value

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