def button1():
oled.fill(0)
oled.show()
button.irq(trigger=Pin.IRQ_FALLING, handler=pd)
tim = Timer(-1)
if (q % 2 == 0):
tim.init(period=10, mode=Timer.PERIODIC, callback=showtimer)
else:
tim.callback(None)
oled.text(sec, 10, 10)
oled.text(":", 20, 10)
oled.text(ms, 30, 10)
oled.show()
import utime
from machine import Timer
t1 = Timer(0, 10)
t2 = Timer(1, 3)
t1.callback(lambda t: print(t, "tick1"))
t2.callback(lambda t: print(t, "tick2"))
utime.sleep(3)
print("done")
def WriteDigit(d):
bits = [digits[d] >> i & 1 for i in range(7, -1, -1)]
for p in range(0, 7):
seg[p].value(bits[p])
def tick(timer):
global scan_line
scan_line += 1
if (scan_line > 3):
scan_line = 0
tim = Timer(3, freq=200)
tim.callback(tick)
s1 = Pin(Pin.board.P0, Pin.OUT)
s2 = Pin(Pin.board.P1, Pin.OUT)
s3 = Pin(Pin.board.P4, Pin.OUT)
s4 = Pin(Pin.board.P5, Pin.OUT)
s1.value(1)
s2.value(1)
s3.value(1)
s4.value(1)
seg[0] = Pin(Pin.board.P6, Pin.OUT)
seg[1] = Pin(Pin.board.P7, Pin.OUT)
seg[2] = Pin(Pin.board.P8, Pin.OUT)
seg[3] = Pin(Pin.board.P9, Pin.OUT)
import utime
from machine import Timer
t1 = Timer(0, 10)
t2 = Timer(1, 3)
t1.callback(lambda t: print(t, "tick1"))
t2.callback(lambda t: print(t, "tick2"))
utime.sleep(3)
print("done")
from machine import LED
from machine import Timer
ledG = LED('ledg')
ledR = LED('ledr')
ledY = LED('ledy')
def tick(timer):
ledG.toggle()
def tick1(timer):
ledR.toggle()
def tick2(timer):
ledY.toggle()
tim = Timer(3,freq = 1)
tim.callback (tick)
tim1 = Timer(2,freq = 2)
tim1.callback(tick1)
tim2 = Timer(1,freq = 3)
tim2.callback(tick2)
while True:
pass
# change BLE to Command Mode
BLE_uart.write('!CCMD@')
utime.sleep_ms(200)
BLE_uart.write('!CCMD@')
utime.sleep_ms(200)
# disable BLE ADVERT then setting ADVERT function
BLE_uart.write('AT+ADVERT=0\r\n')
utime.sleep_ms(20)
BLE_uart.write('AT+ADV_INTERVAL=50\r\n')
utime.sleep_ms(20)
BLE_uart.write('AT+ADVERT=1\r\n')
utime.sleep_ms(20)
tim_3.callback(timer_send)
templet = templet1
while True:
free_mem = gc.mem_free()
#check free memory ,use gc.collect() to release RAM
print(free_mem)
if free_mem < 40000:
# collect memory need disable other interrupt
tim_3.callback(None)
gc.collect()
tim_3.callback(timer_send)
if keya.value():
counter = 0
if templet == templet0:
