def conduct(self):
if self.verbose:
print("RTC...", file=sys.stderr)
try:
I2C.open(Host.I2C_SENSORS)
# resources...
now = LocalizedDatetime.now()
DS1338.init()
# test...
rtc_datetime = RTCDatetime.construct_from_localized_datetime(now)
DS1338.set_time(rtc_datetime)
time.sleep(2)
rtc_datetime = DS1338.get_time()
localized_datetime = rtc_datetime.as_localized_datetime(
tzlocal.get_localzone())
self.datum = localized_datetime - now
if self.verbose:
print(self.datum, file=sys.stderr)
# test criterion...
return 1 <= self.datum.seconds <= 2
finally:
I2C.close()
def conduct(self):
if self.verbose:
print("OPC...", file=sys.stderr)
opc = None
try:
I2C.open(Host.I2C_SENSORS)
# resources...
opc = OPCN2(Host.opc_spi_bus(), Host.opc_spi_device())
opc.power_on()
opc.operations_on()
# test...
self.datum = opc.firmware()
if self.verbose:
print(self.datum, file=sys.stderr)
# test criterion...
return len(self.datum) > 0 and self.datum.startswith('OPC')
finally:
if opc:
opc.operations_off()
opc.power_off()
I2C.close()
def conduct(self):
if self.verbose:
print("GPS...", file=sys.stderr)
gps = None
try:
I2C.open(Host.I2C_SENSORS)
# GPS...
gps = PAM7Q(Host.gps_device())
gps.power_on()
gps.open()
# test...
self.datum = gps.report(GPRMC)
if self.verbose:
print(self.datum, file=sys.stderr)
# criterion...
return self.datum is not None
finally:
if gps:
gps.close()
gps.power_off()
I2C.close()
def conduct(self):
if self.verbose:
print("EEPROM...", file=sys.stderr)
# validate...
if not path.isfile(Host.eep_image()):
print("error: eeprom image not found", file=sys.stderr)
exit(1)
try:
# resources...
Host.enable_eeprom_access()
I2C.open(Host.I2C_EEPROM)
eeprom = CAT24C32()
# test...
file_image = EEPROMImage.construct_from_file(
Host.eep_image(), CAT24C32.SIZE)
eeprom.write(file_image)
# test criterion...
return eeprom.image == file_image
finally:
I2C.close()
def conduct(self):
if self.verbose:
print("AFE...", file=sys.stderr)
try:
I2C.open(Host.I2C_SENSORS)
# AFE...
dfe_conf = DFEConf.load(Host)
afe = dfe_conf.afe(Host)
# test...
self.datum = afe.sample()
if self.verbose:
print(self.datum, file=sys.stderr)
ok = True
# test criterion...
for gas, sensor in self.datum.sns.items():
sensor_ok = 0.9 < sensor.we_v < 1.1 and 0.9 < sensor.ae_v < 1.1
if not sensor_ok:
ok = False
return ok
finally:
I2C.close()
def conduct(self, ):
if self.verbose:
print("%s (0x%02x)..." % (self.__name, self.__sht.addr),
file=sys.stderr)
try:
I2C.open(Host.I2C_SENSORS)
# test...
self.__sht.reset()
self.datum = self.__sht.sample()
if self.verbose:
print(self.datum, file=sys.stderr)
# criterion...
return 10 < self.datum.humid < 90 and 10 < self.datum.temp < 50
finally:
I2C.close()
def conduct(self):
if self.verbose:
print("Pt1000...", file=sys.stderr)
try:
I2C.open(Host.I2C_SENSORS)
# AFE...
afe_conf = AFEConf.load(Host)
afe = afe_conf.afe(Host)
# test...
self.datum = afe.sample_temp()
if self.verbose:
print(self.datum, file=sys.stderr)
# test criterion...
return 0.4 < self.datum.v < 0.6
finally:
I2C.close()
def conduct(self):
if self.verbose:
print("Board temp...", file=sys.stderr)
try:
I2C.open(Host.I2C_SENSORS)
# resources...
sensor = MCP9808(True)
# test...
self.datum = sensor.sample()
if self.verbose:
print(self.datum, file=sys.stderr)
temp = self.datum.temp
# test criterion...
return 10 < temp < 50
finally:
I2C.close()
from scs_dfe.board.pca8574 import PCA8574State
from scs_host.bus.i2c import I2C
from scs_host.sys.host import Host
# --------------------------------------------------------------------------------------------------------------------
I2C.open(Host.I2C_SENSORS)
try:
io = IO()
print(io)
state = PCA8574State.load_from_file(IO.filename())
print(state)
print("led RED was:%s" % io.led_red)
print("led GREEN was:%s" % io.led_green)
io.led_red = not io.led_red
io.led_green = not io.led_green
print("led RED is:%s" % io.led_red)
print("led GREEN is:%s" % io.led_green)
state = PCA8574State.load_from_file(IO.filename())
print(state)
finally:
I2C.close()