Uart tests.

.gitignore

@@ -3,3 +3,4 @@ rna.img.xz
 __pycache__/
 *.pyc
 *.log
+*.idea

crazyflie-clients-python @ 3fa5b30c

-Subproject commit 3fa5b30c21eb52b5d6bf88a63b4955d5977fbb60

crazyflie-lib-python @ f90654e7

-Subproject commit f90654e7b29d4e7116907a22452b692dae6a930f

salt/drone/init.sls

+include:
+    - drone.scripts
+
 pigpio:
     pkg.installed
+
+python-pigpio:
+    pkg.installed
+
+python3-pigpio:
+    pkg.installed
     
 python3-setuptools:
     pkg.installed
@@ -30,12 +39,3 @@ cf_lib_build:
             - file: cf_lib_repro
         - require:
             - file: cf_lib_repro
-
-flightscripts:
-    file.managed:
-        - name: /home/rna/flightscript.py
-        - source: salt://drone/flightscript.py
-        - user: rna
-        - group: rna
-        - mode: 777
-        - template: jinja

my-crazyflie-lib-python @ 31b6b3d7

-Subproject commit 88b67a1e5bda00e6c35015fdf845a84f34308f95
+Subproject commit 31b6b3d7abce34da197542b97db567447ade281d

salt/drone/scripts.sls

+scripts_folder:
+    file.recurse:
+        - name: /home/rna/drone_scripts
+        - source: salt://drone/scripts
+        - clean: True
+        - user: rna
+        - group: rna
+        - file_mode: keep

salt/drone/scripts/i2c_test.py

+#!/usr/bin/python
+
+import time
+import pigpio
+
+
+
+I2C_ADDR=0x22  # 34
+
+
+def i2c(id, tick):
+    global pi
+
+    s, b, d = pi.bsc_i2c(I2C_ADDR)
+    print("status={:021b} received={} {}".format(s, b, list(d)))
+
+
+pi = pigpio.pi()
+
+if not pi.connected:
+    exit()
+
+# Respond to BSC slave activity
+
+e = pi.event_callback(pigpio.EVENT_BSC, i2c)
+
+pi.bsc_i2c(I2C_ADDR)  # Configure BSC as I2C slave
+
+time.sleep(3600)
+
+e.cancel()
+
+pi.bsc_i2c(0)  # Disable BSC peripheral
+
+pi.stop()

salt/drone/scripts/uart_test.py

+#!/usr/bin/python
+
+import serial
+from time import sleep
+
+ser = serial.Serial("/dev/ttyS0", 115200)     # Open port with baud rate
+while True:
+#    received_data = ser.read()              # read serial port
+#    sleep(0.03)
+#    data_left = ser.inWaiting()             # check for remaining byte
+#    received_data += ser.read(data_left)
+#    print(list(received_data))              # print received data
+#    ser.write(received_data)                # transmit data serially
+
+    data_left = 1
+    received_data = ""
+    while data_left:
+        received_data += ser.read()
+        sleep(0.003)
+        data_left = ser.inWaiting()
+    print(list(received_data))

salt/drone/setup_notes.txt

+I2C:
+
+    sudo apt-get install pigpio python-pigpio python3-pigpio
+    sudo systemctl enable pigpiod.service
+
+    Change priority:
+        Add
+            CPUSchedulingPolicy=fifo
+            CPUSchedulingPriority=
+        to [Service] in /lib/systemd/system/pigpiod.service
+            sudo systemctl daemon-reload
+            sudo systemctl restart pigpiod.service
+
+UART:
+
+    sudo apt-get install minicom
+    /boot/config.txt: enable_uart=1
+    raspi-config: Serial->disable Login Shell
+    sudo usermod -a -G dialout rna
+
+    minicom -b 9600 -H -o -D /dev/ttyS0
+
+    sudo apt-get install python-serial

gst-prrt @ 2b567990

-Subproject commit 21cf5e5fa0eea429f79ad2603291cc894842563f
+Subproject commit 2b56799041960c0c770ed8627e02ff25389bd941