Can I rely on the initial values of registers when the device enters user mode? - Can I rely on the initial values of registers when the device enters user mode? Description No, there may be cases when the input clock transitions in-between initialization and user mode and hence it is a recommendation to use an external reset to hold the device in reset until the device is in user mode. Refer to page 6-37 of the Quartus II HandBook, Design Guidelines (PDF) for detailed information. Custom Fields values: ['novalue'] Troubleshooting novalue False ['Reset'] ['novalue'] novalue novalue ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']