novogorny: conv -> cnv

* parity with sampler
* also add novogorny device to opticlock

artiq/coredevice/novogorny.py

@@ -67,17 +67,17 @@ class Novogorny:
     register.
 
     :param spi_device: SPI bus device name
-    :param conv_device: CONV RTIO TTLOut channel name
+    :param cnv_device: CNV RTIO TTLOut channel name
     :param div: SPI clock divider (default: 8)
     :param core_device: Core device name
     """
-    kernel_invariants = {"bus", "core", "conv", "div", "v_ref"}
+    kernel_invariants = {"bus", "core", "cnv", "div", "v_ref"}
 
-    def __init__(self, dmgr, spi_device, conv_device, div=8,
+    def __init__(self, dmgr, spi_device, cnv_device, div=8,
                  core_device="core"):
         self.bus = dmgr.get(spi_device)
         self.core = dmgr.get(core_device)
-        self.conv = dmgr.get(conv_device)
+        self.cnv = dmgr.get(cnv_device)
         self.div = div
         self.gains = 0x0000
         self.v_ref = 5.  # 5 Volt reference
@@ -125,7 +125,7 @@ class Novogorny:
         :param next_ctrl: ADC control word for the next sample
         :return: The ADC result packet (machine units)
         """
-        self.conv.pulse(40*ns)  # t_CNVH
+        self.cnv.pulse(40*ns)  # t_CNVH
         delay(560*ns)  # t_CONV max
         self.bus.set_config_mu(SPI_CONFIG | spi.SPI_INPUT | spi.SPI_END,
                                24, self.div, SPI_CS_ADC)
@@ -163,7 +163,7 @@ class Novogorny:
                                24, self.div, SPI_CS_ADC)
         for i in range(len(data)):
             t0 = now_mu()
-            self.conv.pulse(40*ns)  # t_CNVH
+            self.cnv.pulse(40*ns)  # t_CNVH
             delay(560*ns)  # t_CONV max
             self.bus.write(ctrl << 24)
             at_mu(t0 + dt_mu)

artiq/examples/kasli_opticlock/device_db.py

@@ -192,12 +192,21 @@ device_db = {
         "class": "SPIMaster",
         "arguments": {"channel": 24}
     },
-    "ttl_novogorny0_conv": {
+    "ttl_novogorny0_cnv": {
         "type": "local",
         "module": "artiq.coredevice.ttl",
         "class": "TTLOut",
         "arguments": {"channel": 25}
     },
+    "novogorny0" : {
+        "type": "local",
+        "module": "artiq.coredevice.novogorny",
+        "class": "Novogorny",
+        "arguments": {
+            "spi_device": "spi_novogorny0",
+            "cnv_device": "ttl_novogorny0_cnv",
+        }
+    },
 
     "spi_urukul0": {
         "type": "local",

artiq/gateware/targets/kasli.py

@@ -247,7 +247,7 @@ def _novogorny(eem):
             Subsignal("n", Pins(_eem_pin(j, i, "n"))),
             IOStandard("LVDS_25")
         ) for i, j, sig in [
-            (5, eem, "conv"),
+            (5, eem, "cnv"),
             (6, eem, "busy"),
             (7, eem, "scko"),
             ]
@@ -369,7 +369,7 @@ class Opticlock(_StandaloneBase):
         self.submodules += phy
         rtio_channels.append(rtio.Channel.from_phy(phy, ififo_depth=16))
 
-        for signal in "conv".split():
+        for signal in "cnv".split():
             pads = platform.request("eem3_{}".format(signal))
             phy = ttl_serdes_7series.Output_8X(pads.p, pads.n)
             self.submodules += phy