Merge pull request #445 from opencardev/lightsensor_fixes

Lightsensor fixes and debug fix
opencardev · Feb 6, 2021 · eff4779 · eff4779
2 parents f8d7ba3 + aa7a9ee
commit eff4779
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Showing 8 changed files with 134 additions and 77 deletions.
diff --git a/prebuilts b/prebuilts
diff --git a/stage2/03-crankshaft-base-packages/00-packages-nr b/stage2/03-crankshaft-base-packages/00-packages-nr
@@ -3,4 +3,4 @@ libboost-chrono1.67.0 libboost-atomic1.67.0 libpulse-mainloop-glib0 libfontconfi
 librtaudio6 fbi libts0  wiringpi insserv watchdog pulseaudio evtest mpg321 gstreamer1.0-plugins-base
 gstreamer1.0-plugins-good gstreamer1.0-plugins-ugly gstreamer1.0-plugins-bad gstreamer1.0-pulseaudio gstreamer1.0-tools gstreamer1.0-plugins-base-apps
 libjpeg9 libtag1v5 libgps23 dos2unix triggerhappy locate eyed3 plymouth cpufrequtils libraspberrypi0 libgles2 libdouble-conversion1
-gpsd ntp hostapd dnsmasq i2c-tools
+gpsd ntp hostapd dnsmasq i2c-tools python3-pip
diff --git a/stage3/02-pip-installs/00-run.sh b/stage3/02-pip-installs/00-run.sh
@@ -0,0 +1,7 @@
+#!/bin/bash -e
+
+on_chroot << EOF
+pip3 install --upgrade pip
+pip3 install smbus
+pip3 install python-tsl2591
+EOF
diff --git a/stage3/03-crankshaft-base/00-packages b/stage3/03-crankshaft-base/00-packages
@@ -0,0 +1 @@
+python-smbus zip
diff --git a/stage3/03-crankshaft-base/files/boot/crankshaft/splash.png b/stage3/03-crankshaft-base/files/boot/crankshaft/splash.png
diff --git a/stage3/03-crankshaft-base/files/opt/crankshaft/crankshaft_default_env.sh b/stage3/03-crankshaft-base/files/opt/crankshaft/crankshaft_default_env.sh
@@ -186,6 +186,13 @@ EXTERNAL_BLUETOOTH=0
 # System updates
 ALLOW_USB_FLASH=1
 
+# LightSensor
+LIGHTSENSOR_TYPE='TSL2561' # Allowed Values TSL2561 TSL2591
+# the address of TSL2561/TSL2591 can be
+# 0x29, 0x39 or 0x49
+TSL_I2C_BUS=1
+TSL_ADDR=0x29
+
 # Auto brightness control based on tsl2561 light sensor
 # Check interval sensor 5,10,15,20,25,30
 TSL2561_CHECK_INTERVAL=10

diff --git a/stage3/03-crankshaft-base/files/opt/crankshaft/service_i2ccheck.sh b/stage3/03-crankshaft-base/files/opt/crankshaft/service_i2ccheck.sh
@@ -71,17 +71,21 @@ if [ "$(i2cdetect -l | grep i2c-1)" != "" ]; then
 
     # check for lightsensor
     if [ -f /etc/cs_lightsensor ]; then
-        checkdevice 39
+        checkdevice $(echo $TSL_ADDR| cut -c 3-)
         if [ $? -eq 1 ]; then
             echo "[${CYAN}${BOLD} INFO ${RESET}] *******************************************************" > /dev/tty3
-            echo "[${CYAN}${BOLD} INFO ${RESET}] Check for tsl2561 ok. Device at 0x39 is present." > /dev/tty3
+            echo "[${CYAN}${BOLD} INFO ${RESET}] Check for light sensor ok. " > /dev/tty3
+            echo "[${CYAN}${BOLD} INFO ${RESET}] LightSensor ${LIGHTSENSOR_TYPE} found." > /dev/tty3
+            echo "[${CYAN}${BOLD} INFO ${RESET}] Device at ${TSL_ADDR} is present." > /dev/tty3
             echo "[${CYAN}${BOLD} INFO ${RESET}] *******************************************************" > /dev/tty3
         else
             show_screen
             echo "[${RED}${BOLD} WARN ${RESET}] *******************************************************" > /dev/tty3
-            echo "[${RED}${BOLD} WARN ${RESET}] Check for tsl2561 failed. Device at 0x39 is missing!" > /dev/tty3
+            echo "[${RED}${BOLD} WARN ${RESET}] Check for light sensor failed. " > /dev/tty3
+            echo "[${RED}${BOLD} WARN ${RESET}] LightSensor ${LIGHTSENSOR_TYPE} not found." > /dev/tty3
+            echo "[${RED}${BOLD} WARN ${RESET}] Device at ${TSL_ADDR} is missing!" > /dev/tty3
             echo "[${RED}${BOLD} WARN ${RESET}] *******************************************************" > /dev/tty3
-            log_echo "Check for tsl2561 failed. Seems device at 0x39 is missing!"
+            log_echo "Check for LightSensor ${LIGHTSENSOR_TYPE} failed. Seems device at ${TSL_ADDR} is missing!"
         fi
     fi
 else

diff --git a/stage3/03-crankshaft-base/files/opt/crankshaft/service_lightsensor.py b/stage3/03-crankshaft-base/files/opt/crankshaft/service_lightsensor.py
@@ -4,102 +4,140 @@
 import os
 import subprocess
 from time import sleep
+from python_tsl2591 import tsl2591
+
 
 def get_var(varname):
     try:
         CMD = 'echo $(source /boot/crankshaft/crankshaft_env.sh; echo $%s)' % varname
-        p = subprocess.Popen(CMD, stdout=subprocess.PIPE, shell=True, executable='/bin/bash')
-        return int(p.stdout.readlines()[0].strip())
+        p = subprocess.Popen(CMD, stdout=subprocess.PIPE,
+                             shell=True, executable='/bin/bash')
+        return p.stdout.readlines()[0].strip()
     except:
         CMD = 'echo $(source /opt/crankshaft/crankshaft_default_env.sh; echo $%s)' % varname
-        p = subprocess.Popen(CMD, stdout=subprocess.PIPE, shell=True, executable='/bin/bash')
-        return int(p.stdout.readlines()[0].strip())
+        p = subprocess.Popen(CMD, stdout=subprocess.PIPE,
+                             shell=True, executable='/bin/bash')
+        return p.stdout.readlines()[0].strip()
 
 # ---------------------------------
-# the addresss of TSL2561 can be
-# 0x29, 0x39 or 0x49
-BUS = 1
-TSL2561_ADDR = 0x39
-
-daynight_gpio = get_var('DAYNIGHT_PIN')
+# Get Variables from Config
+daynight_gpio = int(get_var('DAYNIGHT_PIN'))
+LIGHTSENSOR = str(get_var('LIGHTSENSOR_TYPE').decode())
+TSL_I2C_BUS = int(get_var('TSL_I2C_BUS'))
+TSL_ADDR = int(get_var('TSL_ADDR').decode(),16)
 # ---------------------------------
 
-i2cBus = smbus.SMBus(BUS)
 
-# Start messure with 402 ms
-# (scale factor 1)
-i2cBus.write_byte_data(TSL2561_ADDR, 0x80, 0x03)
+def get_LUX(LIGHTSENSOR):
+    print(LIGHTSENSOR)
+    if 'TSL2561' == LIGHTSENSOR:
+        Lux = get_LUX_TSL2561(TSL_I2C_BUS, TSL_ADDR)
+    elif 'TSL2591' == LIGHTSENSOR:
+        Lux = get_LUX_TSL2591(TSL_I2C_BUS, TSL_ADDR)
+    else:
+        Lux = 0
+    return round(Lux, 1)
+
+
+def get_LUX_TSL2561(TSL_I2C_BUS, TSL_ADDR):
+    i2cBus = smbus.SMBus(TSL_I2C_BUS)
+    # Start messure with 402 ms
+    # (scale factor 1)
+    i2cBus.write_byte_data(TSL_ADDR, 0x80, 0x03)
+
+    # read global brightness
+    # read low byte
+    LSB = i2cBus.read_byte_data(TSL_ADDR, 0x8C)
+    # read high byte
+    MSB = i2cBus.read_byte_data(TSL_ADDR, 0x8D)
+    Ambient = (MSB << 8) + LSB
+    # print ("Ambient: {}".format(Ambient))
+
+    # read infra red
+    # read low byte
+    LSB = i2cBus.read_byte_data(TSL_ADDR, 0x8E)
+    # read high byte
+    MSB = i2cBus.read_byte_data(TSL_ADDR, 0x8F)
+    Infrared = (MSB << 8) + LSB
+    # print ("Infrared: {}".format(Infrared))
+
+    # Calc visible spectrum
+    Visible = Ambient - Infrared
+    # print ("Visible: {}".format(Visible))
+
+    # Calc factor Infrared/Ambient
+    Ratio = 0
+    Lux = 0
+    if Ambient != 0:
+        Ratio = float(Infrared)/float(Ambient)
+        # print ("Ratio: {}".format(Ratio))
+
+        # Calc lux based on data sheet TSL2561T
+        # T, FN, and CL Package
+        if 0 < Ratio <= 0.50:
+            Lux = 0.0304*float(Ambient) - 0.062*float(Ambient)*(Ratio**1.4)
+        elif 0.50 < Ratio <= 0.61:
+            Lux = 0.0224*float(Ambient) - 0.031*float(Infrared)
+        elif 0.61 < Ratio <= 0.80:
+            Lux = 0.0128*float(Ambient) - 0.0153*float(Infrared)
+        elif 0.80 < Ratio <= 1.3:
+            Lux = 0.00146*float(Ambient) - 0.00112*float(Infrared)
+        else:
+            Lux = 0
+        return round(Lux, 1)
+
+
+def get_LUX_TSL2591(TSL_I2C_BUS, TSL_ADDR):
+    # Initialize the connector
+    tsl = tsl2591(i2c_bus=TSL_I2C_BUS, sensor_address=TSL_ADDR)
+    full, ir = tsl.get_full_luminosity()
+    Lux = tsl.calculate_lux(full, ir)
+    return round(Lux, 1)
+
 
 lastvalue = 0
 
 while True:
-  # read global brightness
-  # read low byte
-  LSB = i2cBus.read_byte_data(TSL2561_ADDR, 0x8C)
-  # read high byte
-  MSB = i2cBus.read_byte_data(TSL2561_ADDR, 0x8D)
-  Ambient = (MSB << 8) + LSB
-  #print ("Ambient: {}".format(Ambient))
-
-  # read infra red
-  # read low byte
-  LSB = i2cBus.read_byte_data(TSL2561_ADDR, 0x8E)
-  # read high byte
-  MSB = i2cBus.read_byte_data(TSL2561_ADDR, 0x8F)
-  Infrared = (MSB << 8) + LSB
-  #print ("Infrared: {}".format(Infrared))
-
-  # Calc visible spectrum
-  Visible = Ambient - Infrared
-  #print ("Visible: {}".format(Visible))
-
-  # Calc factor Infrared/Ambient
-  Ratio = 0
-  Lux = 0
-  if Ambient != 0:
-    Ratio = float(Infrared)/float(Ambient)
-    #print ("Ratio: {}".format(Ratio))
-
-    # Calc lux based on data sheet TSL2561T
-    # T, FN, and CL Package
-    if 0 < Ratio <= 0.50:
-      Lux = 0.0304*float(Ambient) - 0.062*float(Ambient)*(Ratio**1.4)
-    elif 0.50 < Ratio <= 0.61:
-      Lux = 0.0224*float(Ambient) - 0.031*float(Infrared)
-    elif 0.61 < Ratio <= 0.80:
-      Lux = 0.0128*float(Ambient) - 0.0153*float(Infrared)
-    elif 0.80 < Ratio <= 1.3:
-      Lux = 0.00146*float(Ambient) - 0.00112*float(Infrared)
-    else:
-      Lux = 0
-    Luxrounded=round(Lux,1)
+    Luxrounded = get_LUX(LIGHTSENSOR)
     if lastvalue != Luxrounded:
-        #print ("Lux = {}\n".format(Luxrounded))
+            # print ("Lux = {}\n".format(Luxrounded))
         os.system("echo {} > /tmp/tsl2561".format(Luxrounded))
         lastvalue = Luxrounded
-        #Set display brigthness
-        if Luxrounded <= get_var('LUX_LEVEL_1'):
-            os.system("crankshaft brightness set " + str(get_var('DISP_BRIGHTNESS_1')) + " &")
+        # Set display brightness
+        if Luxrounded <= int(get_var('LUX_LEVEL_1')):
+            os.system("crankshaft brightness set " +
+                      str(get_var('DISP_BRIGHTNESS_1')) + " &")
             step = 1
-        elif Luxrounded > get_var('LUX_LEVEL_1') and Luxrounded < get_var('LUX_LEVEL_2'):
-            os.system("crankshaft brightness set " + str(get_var('DISP_BRIGHTNESS_2')) + " &")
+        elif Luxrounded > int(get_var('LUX_LEVEL_1')) and Luxrounded < int(get_var('LUX_LEVEL_2')):
+            os.system("crankshaft brightness set " +
+                      str(get_var('DISP_BRIGHTNESS_2')) + " &")
             step = 2
-        elif Luxrounded >= get_var('LUX_LEVEL_2') and Luxrounded < get_var('LUX_LEVEL_3'):
-            os.system("crankshaft brightness set " + str(get_var('DISP_BRIGHTNESS_3')) + " &")
+        elif Luxrounded >= int(get_var('LUX_LEVEL_2')) and Luxrounded < int(get_var('LUX_LEVEL_3')):
+            os.system("crankshaft brightness set " +
+                      str(get_var('DISP_BRIGHTNESS_3')) + " &")
             step = 3
-        elif Luxrounded >= get_var('LUX_LEVEL_3') and Luxrounded < get_var('LUX_LEVEL_4'):
-            os.system("crankshaft brightness set " + str(get_var('DISP_BRIGHTNESS_4')) + " &")
+        elif Luxrounded >= int(get_var('LUX_LEVEL_3')) and Luxrounded < int(get_var('LUX_LEVEL_4')):
+            os.system("crankshaft brightness set " +
+                      str(get_var('DISP_BRIGHTNESS_4')) + " &")
             step = 4
-        elif Luxrounded >= get_var('LUX_LEVEL_5'):
-            os.system("crankshaft brightness set " + str(get_var('DISP_BRIGHTNESS_5')) + " &")
+        elif Luxrounded >= int(get_var('LUX_LEVEL_4')) and Luxrounded < int(get_var('LUX_LEVEL_5')):
+            os.system("crankshaft brightness set " +
+                      str(get_var('DISP_BRIGHTNESS_5')) + " &")
             step = 5
+        elif Luxrounded >= int(get_var('LUX_LEVEL_5')):
+            os.system("crankshaft brightness set " +
+                      str(get_var('DISP_BRIGHTNESS_5')) + " &")
+            step = 6
 
         if daynight_gpio == 0:
-            if step <= get_var('TSL2561_DAYNIGHT_ON_STEP'):
-                print("Lux = {} | ".format(Luxrounded) + "Level " + str(step) + " -> trigger night")
+            if step <= int(get_var('TSL2561_DAYNIGHT_ON_STEP')):
+                print("Lux = {} | ".format(Luxrounded) +
+                      "Level " + str(step) + " -> trigger night")
                 os.system("touch /tmp/night_mode_enabled >/dev/null 2>&1")
             else:
-                if  step > get_var('TSL2561_DAYNIGHT_ON_STEP'):
-                    print("Lux = {} | ".format(Luxrounded) + "Level " + str(step) + " -> trigger day")
+                if step > int(get_var('TSL2561_DAYNIGHT_ON_STEP')):
+                    print("Lux = {} | ".format(Luxrounded) +
+                          "Level " + str(step) + " -> trigger day")
                     os.system("sudo rm /tmp/night_mode_enabled >/dev/null 2>&1")
-  sleep (get_var('TSL2561_CHECK_INTERVAL'))
+
+    sleep(int(get_var('TSL2561_CHECK_INTERVAL')))
+2 −1		buildsystem/5_build_openauto.sh
+1 −1		latestimage/latest