From: Dan White <dan@whiteaudio.com>
Date: Wed, 17 Oct 2012 18:24:28 +0000 (-0500)
Subject: Initialize ADC properly
X-Git-Tag: bootrom-initial-submission~60
X-Git-Url: http://git.whiteaudio.com/gitweb/?a=commitdiff_plain;h=057fb87d3511c1967ab7640a1914bacb2cdf4492;p=430.git

Initialize ADC properly
---

diff --git a/python-lib/calibrate.py b/python-lib/calibrate.py
index 15db71b..4bf8ab3 100644
--- a/python-lib/calibrate.py
+++ b/python-lib/calibrate.py
@@ -187,8 +187,8 @@ def chain_a_offset(x, n, mux_offset):
     xi = int(round(x))
     cn = chain.h[n]
 
-    #cn.nco.rst = 0
-    #cn.nco.fcw = 1
+    cn.nco.rst = 0
+    cn.nco.fcw = 1
 
     cn.cal = 1
     cn.otaA.se = 0
@@ -288,7 +288,10 @@ dac.vina(1.25)
 dac.vinb(1.25)
 dac.vcmi(1.25)
 
+adc.reset()
 adc.triggerMode(adc.MODE_IDLE)
+adc.average(16)
+adc.convst_spi(1)
 
 adc.channelMode(4, adc.SE) #even channel only
 adc.channelGain(4, 1)
diff --git a/python-lib/usbio.py b/python-lib/usbio.py
index df14ebf..3fc2668 100644
--- a/python-lib/usbio.py
+++ b/python-lib/usbio.py
@@ -1409,6 +1409,7 @@ class ADS8201(object):
         self._ADC_SCR = intbv(0)[8:]
         self._INT_SCR = intbv(0)[8:]
         self._TRIGGER_SCR = intbv(0)[8:]
+        self.reset()
 
     def setRegister(self, address, value):
         w = intbv(0x8000)[16:]