ad9912: add slack after prodid read

2018-02-22 11:49:37 +00:00 · 2018-02-22 11:49:37 +00:00 · 74517107f0
parent 3b7971d15d
commit 74517107f0
1 changed files with 1 additions and 1 deletions
--- a/artiq/coredevice/ad9912.py
+++ b/artiq/coredevice/ad9912.py
@ -97,7 +97,7 @@ class AD9912:
        prodid = self.read(AD9912_PRODIDH, length=2)
        if (prodid != 0x1982) and (prodid != 0x1902):
            raise ValueError("Urukul AD9912 product id mismatch")
-        delay(20*us)
+        delay(30*us)
        # HSTL power down, CMOS power down
        self.write(AD9912_PWRCNTRL1, 0x80, length=1)
        self.cpld.io_update.pulse(1*us)