2.5.1. SDM Pin Mapping
You can use SDM I/O pins for configuration and other functions such as power management and SEU detection. You specify
SDM I/O pin functions using the Device ➤ Configuration ➤ Device and Pin Options dialog box in the Intel Quartus Prime
software. All SDM input signals include Schmitt triggers. All SDM outputs are open collector.
Fixed SDM I/O Pin Assignments for Avalon-ST x8 and AS x4
The Avalon-ST x8 and AS x4 configuration schemes use the dedicated SDM I/O pin assignments listed in in the table below.
Use the assignments in this table for MSEL and AVSTx8_DATA0 to AVSTx8_DATA8 and AS x4.
Table 3. SDM Pin Mapping for Avalon-ST x8 and AS x4
SDM Pins MSEL Function Configuration Source Function
Avalon-ST x8 AS x4
SDM_IO0
— — —
SDM_IO1
—
AVSTx8_DATA2 AS_DATA1
SDM_IO2
—
AVSTx8_DATA0 AS_CLK
SDM_IO3
—
AVSTx8_DATA3 AS_DATA2
SDM_IO4
—
AVSTx8_DATA1 AS_DATA0
SDM_IO5 MSEL0
—
AS_nCSO
SDM_IO6
—
AVSTx8_DATA4 AS_DATA3
SDM_IO7 MSEL1
—
AS_nCS2
SDM_IO8
—
AVSTx8_READY AS_nCS3
SDM_IO9 MSEL2
—
AS_nCS1
SDM_IO10
—
AVSTx8_DATA7
—
SDM_IO11
—
AVSTx8_VALID
—
SDM_IO12
— — —
SDM_IO13
—
AVSTx8_DATA5
—
continued...
2. Intel Agilex Configuration Details
UG-20205 | 2019.10.09
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