| ALT_BIDIR_DIFF Primitive | |
Parameter |
Type |
Required |
Comments |
|---|---|---|---|
IO_STANDARD |
String |
No |
Specifies the I/O standard for the tri-stated output pin. Value is any legal Quartus Prime Standard Edition Settings File (.qsf) Definition differential I/O standards Definition. |
CURRENT_STRENGTH |
String |
No |
Specifies the current strength value. Values are legal Quartus® Prime Standard Edition Settings File current strength new values. |
SLEW_RATE |
Integer |
No |
Specifies the low-to-high or high-to-low transitions on output pins. |
LOCATION |
String |
No |
Specifies a legal pin location for the current device. |
ENABLE_BUS_HOLD |
String |
No |
Specifies whether or not to enable bus-hold circuitry. Legal values are "ON" and "OFF". |
WEAK_PULL_UP_RESISTOR |
String |
No |
Specifies whether or not to enable the weak pull-up resistor. Legal values are "ON" and "OFF". |
TERMINATION |
String |
No |
Specifies any legal on-chip termination (OCT) value for the current device. This parameter cannot be used with IN_TERMINATION or OUT_TERMINATION. |
INPUT_TERMINATION |
String |
No |
Specifies any legal OCT value for the current device. This parameter cannot be used with TERMINATION. |
OUTPUT_TERMINATION |
String |
No |
Specifies any legal OCT value for the current device. This parameter cannot be used with the parameter TERMINATION. |