From: Francis Guevarra <francis@binho.io>
Date: Mon, 18 Nov 2019 06:29:30 +0000 (-0800)
Subject: Enable spi init and read
X-Git-Tag: 3.1.0^2^2~11
X-Git-Url: https://git.ayoreis.com/Adafruit_Blinka-hackapet.git/commitdiff_plain/82eaa9922d617f77d39a1046dfceb7dab611af24

Enable spi init and read
---

diff --git a/src/adafruit_blinka/microcontroller/nova/spi.py b/src/adafruit_blinka/microcontroller/nova/spi.py
index 345468c..82e75b0 100644
--- a/src/adafruit_blinka/microcontroller/nova/spi.py
+++ b/src/adafruit_blinka/microcontroller/nova/spi.py
@@ -1,9 +1,9 @@
-from adafruit_blinka.microcontroller.nova.pin import Pin
+#from adafruit_blinka.microcontroller.nova.pin import Pin
 
 class SPI:
     MSB = 0
 
-    def __init__(self):
+    def __init__(self, clock):
         from binhoHostAdapter import binhoHostAdapter
         from binhoHostAdapter import binhoUtilities
 
@@ -11,13 +11,13 @@ class SPI:
         devices = utilities.listAvailableDevices()
 
         if len(devices) > 0:
-
             self._nova = binhoHostAdapter.binhoHostAdapter(devices[0])
             self._nova.setOperationMode(0, 'SPI')
-            self._nova.setClockSPI(0, 12000000)
+            self._nova.setClockSPI(0, clock)
             self._nova.setModeSPI(0, 0)
             self._nova.setIOpinMode(0, 'DOUT')
             self._nova.setIOpinValue(0, 'HIGH')
+            self._nova.beginSPI(0)
             # Cpol and Cpha set by mode
             # Mode  Cpol Cpha
             #  0     0    0
@@ -30,9 +30,15 @@ class SPI:
 
     def init(self, baudrate=100000, polarity=0, phase=0, bits=8,
                   firstbit=MSB, sck=None, mosi=None, miso=None):
+        print("baudrate: " + baudrate)
+        print("mode: " + (polarity<<1) | (phase))
         self._nova.setClockSPI(0, baudrate)
         self._nova.setModeSPI(0, (polarity<<1) | (phase))
 
+    @staticmethod
+    def getSpiReceivedData(lineOutput):
+        return (lineOutput.split('RXD ')[1])
+
     @property
     def frequency(self):
         return self._nova.getClockSPI(0)
@@ -51,7 +57,7 @@ class SPI:
         end = end if end else len(buf)
         self._nova.setIOpinValue(0, 'LOW')
         for i in range(start, end):
-            buf[start+i] = int(getSpiReceivedData(self._nova.transferSPI(0, 0x00)), 16)
+            buf[start+i] = int(self.getSpiReceivedData(self._nova.transferSPI(0, write_value)), 16)
         self._nova.setIOpinValue(0, 'HIGH')
 """
     def write_readinto(self, buffer_out, buffer_in,  out_start=0, out_end=None, in_start=0, in_end=None):
diff --git a/src/busio.py b/src/busio.py
index 4b35c93..eadd646 100755
--- a/src/busio.py
+++ b/src/busio.py
@@ -95,7 +95,7 @@ class SPI(Lockable):
         elif detector.board.binho_nova:
             from adafruit_blinka.microcontroller.nova.spi import SPI as _SPI
             #from adafruit_blinka.microcontroller.nova.pin import SCK, MOSI, MISO
-            self._spi = _SPI()
+            self._spi = _SPI(clock)
             #self._pins = (SCK, MOSI, MISO)
             return
         elif detector.board.any_embedded_linux:
@@ -154,7 +154,7 @@ class SPI(Lockable):
             from adafruit_blinka.microcontroller.ft232h.pin import Pin
         elif detector.board.binho_nova:
             from adafruit_blinka.microcontroller.nova.spi import SPI as _SPI
-            from adafruit_blinka.microcontroller.nova.pin import Pin
+            #from adafruit_blinka.microcontroller.nova.pin import Pin
         else:
             from machine import SPI as _SPI
             from machine import Pin