def event_handler(id, handle, data):
global rtc
global periph
global serv_env_sense
global notif_enabled
if id == constants.EVT_GAP_CONNECTED:
# indicated 'connected'
LED(1).on()
elif id == constants.EVT_GAP_DISCONNECTED:
# stop low power timer
rtc.stop()
# indicate 'disconnected'
LED(1).off()
# restart advertisment
periph.advertise(device_name="micr_temp", services=[serv_env_sense])
elif id == constants.EVT_GATTS_WRITE:
# write to this Characteristic is to CCCD
if int(data[0]) == 1:
notif_enabled = True
# start low power timer
rtc.start()
else:
notif_enabled = False
# stop low power timer
rtc.stop()
def event_handler(id, handle, data):
global periph
global service
if id == constants.EVT_GAP_CONNECTED:
pass
elif id == constants.EVT_GAP_DISCONNECTED:
# restart advertisment
periph.advertise(device_name="Nano Blinky", services=[service])
elif id == constants.EVT_GATTS_WRITE:
LED(1).on() if int(data[0]) else LED(1).off()
def rtcint(timer_id):
LED(1).on()
i2c.writeto(57,bytearray([command,ctl_poweron]))
sleep_ms(500)
i2c.writeto(57,bytearray([command|0x20|0x0e]))
i2c.readfrom_into(57,ch1)
i2c.writeto(57,bytearray([command|0x20|0x0c]))
i2c.readfrom_into(57,ch0)
i2c.writeto(57,bytearray([command,ctl_poweroff]))
tot = int.from_bytes(ch0,'little')
ir = int.from_bytes(ch1,'little')
print ('Total',tot)
print ('IR: ',ir)
LED(1).off()
def event_handler(id, handle, data):
global periph, service, notif_enabled
if id == constants.EVT_GAP_CONNECTED:
# indicated 'connected'
LED(1).on()
elif id == constants.EVT_GAP_DISCONNECTED:
# indicate 'disconnected'
LED(1).off()
# restart advertisment
periph.advertise(device_name="Temperature Sensor", services=[service])
elif id == constants.EVT_GATTS_WRITE:
# write to this Characteristic is to CCCD
if int(data[0]) == 1:
notif_enabled = True
else:
notif_enabled = False
def toggle_led(timer_id):
LED(4).toggle()
# Blinky example
import time
from board import LED
led_red = LED(1)
led_green = LED(2)
led_blue = LED(3)
led_yellow = LED(4)
while (True):
led_blue.on()
time.sleep_ms(250)
led_blue.off()
led_red.on()
time.sleep_ms(250)
led_red.off()
led_green.on()
time.sleep_ms(250)
led_green.off()
led_yellow.on()
time.sleep_ms(250)
led_yellow.off()
time.sleep_ms(500)
def event_handler(id, handle, data):
global periph
global service
if id == constants.EVT_GAP_CONNECTED:
pass
elif id == constants.EVT_GAP_DISCONNECTED:
# restart advertisment
periph.advertise(device_name="Nano Blinky", services=[service])
elif id == constants.EVT_GATTS_WRITE:
LED(1).on() if int(data[0]) else LED(1).off()
# start off with LED(1) off
LED(1).off()
notif_enabled = False
uuid_service = UUID("0x1523")
uuid_led = UUID("0x1525")
service = Service(uuid_service)
char_led = Characteristic(uuid_led, props=Characteristic.PROP_WRITE)
service.addCharacteristic(char_led)
periph = Peripheral()
periph.addService(service)
periph.setConnectionHandler(event_handler)
periph.advertise(device_name="Nano Blinky", services=[service])
while (True):
# Blinky example
import time
from board import LED
LED_RED=1
LED_GREEN=2
LED_BLUE=3
LED_YELLOW=4
while (True):
LED(LED_BLUE).on()
time.sleep_ms(150)
LED(LED_BLUE).off()
time.sleep_ms(100)
LED(LED_BLUE).on()
time.sleep_ms(150)
LED(LED_BLUE).off()
time.sleep_ms(600)