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初始化提交

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This commit is contained in:
王立帮
2024-07-19 10:16:00 +08:00
parent 4c7b571f20
commit 4a2d56dcc4
7084 changed files with 741212 additions and 63 deletions
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72
boards/default/micropython_nrf51822_microbit/build/lib/MP3.py Normal file
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from microbit import *
class QJ00X_MP3:
def __init__(self, mp3_rx=pin2, mp3_tx=pin16, volume=0x16, mode=0x01):
uart.init(rx=mp3_rx, tx=mp3_tx, baudrate=9600)
self.set_eq(1)
self.set_vol(volume)
self.set_mode(mode)
self.pause()
def _send_cmd(self, length, cmd, data_high=None, data_low=None):
uart.write(b'\x7E')
uart.write(bytes([length]))
uart.write(bytes([cmd]))
if data_high != None:
uart.write(bytes([data_high]))
if data_low != None:
uart.write(bytes([data_low]))
uart.write(b'\xEF')
sleep(200)
#下一曲
def next_track(self):
self._send_cmd(0x02, 0x03)
#上一曲
def prev_track(self):
self._send_cmd(0x02, 0x04)
#选择曲目
def sel_track(self, track_index):
self._send_cmd(0x03, track_index)
#音量+
def inc_vol(self):
self._send_cmd(0x02, 0x05)
#音量-
def dec_vol(self):
self._send_cmd(0x02, 0x06)
#设置音量
def set_vol(self, volume):
self._send_cmd(0x03, 0x31, data_high=volume)
#设置音效
def set_eq(self, equalizer):
self._send_cmd(0x03, 0x32, data_high=equalizer)
#设置播放设备
def set_mode(self, mode):
self._send_cmd(0x03, 0x35, data_high=mode)
#播放
def play(self):
self._send_cmd(0x02, 0x01)
#终止播放
def pause(self):
self._send_cmd(0x02, 0x02)
#设置文件夹播放
def set_folder(self, folder_index, music_index):
self._send_cmd(0x04, 0x42, data_high=folder_index, data_low=music_index)
#设置曲目播放
def playFileByIndexNumber(self, music_index):
self._send_cmd(0x04, 0x41, data_high=0x00, data_low=music_index)
#设置循环
def set_loop(self, mode):
self._send_cmd(0x03, 0x33, data_high=mode)

128
boards/default/micropython_nrf51822_microbit/build/lib/RTC.py Normal file
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from microbit import *
DS1307_I2C_ADDRESS = (104)
DS1307_REG_SECOND = (0)
DS1307_REG_MINUTE = (1)
DS1307_REG_HOUR = (2)
DS1307_REG_WEEKDAY = (3)
DS1307_REG_DAY = (4)
DS1307_REG_MONTH = (5)
DS1307_REG_YEAR = (6)
DS1307_REG_CTRL = (7)
DS1307_REG_RAM = (8)
class DS1307():
# set reg
def setReg(self, reg, dat):
i2c.write(DS1307_I2C_ADDRESS, bytearray([reg, dat]))
# get reg
def getReg(self, reg):
i2c.write(DS1307_I2C_ADDRESS, bytearray([reg]))
t = i2c.read(DS1307_I2C_ADDRESS, 1)
return t[0]
def start(self):
t = self.getReg(DS1307_REG_SECOND)
self.setReg(DS1307_REG_SECOND, t&0x7F)
def stop(self):
t = self.getReg(DS1307_REG_SECOND)
self.setReg(DS1307_REG_SECOND, t|0x80)
def DecToHex(self, dat):
return (dat//10) * 16 + (dat%10)
def HexToDec(self, dat):
return (dat//16) * 10 + (dat%16)
def DateTime(self, DT=None):
if DT == None:
i2c.write(DS1307_I2C_ADDRESS, bytearray([0]))
buf = i2c.read(DS1307_I2C_ADDRESS, 7)
DT = [0] * 8
DT[0] = self.HexToDec(buf[6]) + 2000
DT[1] = self.HexToDec(buf[5])
DT[2] = self.HexToDec(buf[4])
DT[3] = self.HexToDec(buf[3])
DT[4] = self.HexToDec(buf[2])
DT[5] = self.HexToDec(buf[1])
DT[6] = self.HexToDec(buf[0])
DT[7] = 0
return DT
else:
buf = bytearray(8)
buf[0] = 0
buf[1] = self.DecToHex(DT[6]%60) # second
buf[2] = self.DecToHex(DT[5]%60) # minute
buf[3] = self.DecToHex(DT[4]%24) # hour
buf[4] = self.DecToHex(DT[3]%8) # week day
buf[5] = self.DecToHex(DT[2]%32) # date
buf[6] = self.DecToHex(DT[1]%13) # month
buf[7] = self.DecToHex(DT[0]%100) # year
i2c.write(DS1307_I2C_ADDRESS, buf)
def Year(self, year = None):
if year == None:
return self.HexToDec(self.getReg(DS1307_REG_YEAR)) + 2000
else:
self.setReg(DS1307_REG_YEAR, self.DecToHex(year%100))
def Month(self, month = None):
if month == None:
return self.HexToDec(self.getReg(DS1307_REG_MONTH))
else:
self.setReg(DS1307_REG_MONTH, self.DecToHex(month%13))
def Day(self, day = None):
if day == None:
return self.HexToDec(self.getReg(DS1307_REG_DAY))
else:
self.setReg(DS1307_REG_DAY, self.DecToHex(day%32))
def Weekday(self, weekday = None):
if weekday == None:
return self.HexToDec(self.getReg(DS1307_REG_WEEKDAY))
else:
self.setReg(DS1307_REG_WEEKDAY, self.DecToHex(weekday%8))
def Hour(self, hour = None):
if hour == None:
return self.HexToDec(self.getReg(DS1307_REG_HOUR))
else:
self.setReg(DS1307_REG_HOUR, self.DecToHex(hour%24))
def Minute(self, minute = None):
if minute == None:
return self.HexToDec(self.getReg(DS1307_REG_MINUTE))
else:
self.setReg(DS1307_REG_MINUTE, self.DecToHex(minute%60))
def Second(self, second = None):
if second == None:
return self.HexToDec(self.getReg(DS1307_REG_SECOND))
else:
self.setReg(DS1307_REG_SECOND, self.DecToHex(second%60))
def ram(self, reg, dat = None):
if dat == None:
return self.getReg(DS1307_REG_RAM + (reg%56))
else:
self.setReg(DS1307_REG_RAM + (reg%56), dat)
def get_time(self):
return self.Hour() + self.Minute() + self.Second()
def get_date(self):
return self.Year() + self.Month() + self.Day()
def set_time(self, hour, minute, second):
self.Hour(hour)
self.Minute(minute)
self.Second(second)
def set_date(self, year, month, day):
self.Year(year)
self.Month(month)
self.Day(day)
ds = DS1307()

6
boards/default/micropython_nrf51822_microbit/build/lib/Servo.py Normal file
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from microbit import *
def angle(pin, angle):
pin.set_analog_period(round((1/50) * 1000))
duty = 26 + (angle * 102) / 180
pin.write_analog(duty)

148
boards/default/micropython_nrf51822_microbit/build/lib/TCS.py Normal file
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from microbit import *
class TCS34725():
TCS34725_ADDRESS = 0x29
TCS34725_COMMAND_BIT = 0x80
TCS34725_ENABLE = 0x00
TCS34725_ENABLE_AIEN = 0x10 # RGBC Interrupt Enable
TCS34725_ENABLE_WEN = 0x08 # Wait enable - Writing 1 activates the wait timer
TCS34725_ENABLE_AEN = 0x02 # RGBC Enable - Writing 1 actives the ADC, 0 disables it
TCS34725_ENABLE_PON = 0x01 # Power on - Writing 1 activates the internal oscillator, 0 disables it
TCS34725_ATIME = 0x01 # Integration time
TCS34725_WTIME = 0x03 # Wait time (if TCS34725_ENABLE_WEN is asserted
TCS34725_WTIME_2_4MS = 0xFF # WLONG0 = 2.4ms WLONG1 = 0.029s
TCS34725_WTIME_204MS = 0xAB # WLONG0 = 204ms WLONG1 = 2.45s
TCS34725_WTIME_614MS = 0x00 # WLONG0 = 614ms WLONG1 = 7.4s
TCS34725_AILTL = 0x04 # Clear channel lower interrupt threshold
TCS34725_AILTH = 0x05
TCS34725_AIHTL = 0x06 # Clear channel upper interrupt threshold
TCS34725_AIHTH = 0x07
TCS34725_PERS = 0x0C # Persistence register - basic SW filtering mechanism for interrupts
TCS34725_PERS_NONE = 0b0000 # Every RGBC cycle generates an interrupt
TCS34725_PERS_1_CYCLE = 0b0001 # 1 clean channel value outside threshold range generates an interrupt
TCS34725_PERS_2_CYCLE = 0b0010 # 2 clean channel values outside threshold range generates an interrupt
TCS34725_PERS_3_CYCLE = 0b0011 # 3 clean channel values outside threshold range generates an interrupt
TCS34725_PERS_5_CYCLE = 0b0100 # 5 clean channel values outside threshold range generates an interrupt
TCS34725_PERS_10_CYCLE = 0b0101 # 10 clean channel values outside threshold range generates an interrupt
TCS34725_PERS_15_CYCLE = 0b0110 # 15 clean channel values outside threshold range generates an interrupt
TCS34725_PERS_20_CYCLE = 0b0111 # 20 clean channel values outside threshold range generates an interrupt
TCS34725_PERS_25_CYCLE = 0b1000 # 25 clean channel values outside threshold range generates an interrupt
TCS34725_PERS_30_CYCLE = 0b1001 # 30 clean channel values outside threshold range generates an interrupt
TCS34725_PERS_35_CYCLE = 0b1010 # 35 clean channel values outside threshold range generates an interrupt
TCS34725_PERS_40_CYCLE = 0b1011 # 40 clean channel values outside threshold range generates an interrupt
TCS34725_PERS_45_CYCLE = 0b1100 # 45 clean channel values outside threshold range generates an interrupt
TCS34725_PERS_50_CYCLE = 0b1101 # 50 clean channel values outside threshold range generates an interrupt
TCS34725_PERS_55_CYCLE = 0b1110 # 55 clean channel values outside threshold range generates an interrupt
TCS34725_PERS_60_CYCLE = 0b1111 # 60 clean channel values outside threshold range generates an interrupt
TCS34725_CONFIG = 0x0D
TCS34725_CONFIG_WLONG = 0x02 # Choose between short and long (12x wait times via TCS34725_WTIME
TCS34725_CONTROL = 0x0F # Set the gain level for the sensor
TCS34725_ID = 0x12 # 0x44 = TCS34721/TCS34725, 0x4D = TCS34723/TCS34727
TCS34725_STATUS = 0x13
TCS34725_STATUS_AINT = 0x10 # RGBC Clean channel interrupt
TCS34725_STATUS_AVALID = 0x01 # Indicates that the RGBC channels have completed an integration cycle
TCS34725_CDATAL = 0x14 # Clear channel data
TCS34725_CDATAH = 0x15
TCS34725_RDATAL = 0x16 # Red channel data
TCS34725_RDATAH = 0x17
TCS34725_GDATAL = 0x18 # Green channel data
TCS34725_GDATAH = 0x19
TCS34725_BDATAL = 0x1A # Blue channel data
TCS34725_BDATAH = 0x1B
# TCS34725_INTEGRATIONTIME_2_4MS = 0xFF, /**< 2.4ms - 1 cycle - Max Count: 1024
# TCS34725_INTEGRATIONTIME_24MS = 0xF6, /**< 24ms - 10 cycles - Max Count: 10240
# TCS34725_INTEGRATIONTIME_50MS = 0xEB, /**< 50ms - 20 cycles - Max Count: 20480
# TCS34725_INTEGRATIONTIME_101MS = 0xD5, /**< 101ms - 42 cycles - Max Count: 43008
# TCS34725_INTEGRATIONTIME_154MS = 0xC0, /**< 154ms - 64 cycles - Max Count: 65535
# TCS34725_INTEGRATIONTIME_700MS = 0x00 /**< 700ms - 256 cycles - Max Count: 65535
_tcs34725Initialised = False
_tcs34725Gain = 0
_tcs34725IntegrationTime = 0x00
def __init__(self, i2c):
self.i2c = i2c
#pass
def write8(self, reg, val):
self.i2c.write(self.TCS34725_ADDRESS, bytearray([self.TCS34725_COMMAND_BIT | reg, val & 0xFF]))
def read16(self, reg):
self.i2c.write(self.TCS34725_ADDRESS, bytearray([self.TCS34725_COMMAND_BIT | reg]))
list_bytes = self.i2c.read(self.TCS34725_ADDRESS, 2)
bytes = list_bytes[1]<<8 | list_bytes[0]
#return [ hex(x) for x in bytes ][0]
return bytes
def read8(self, reg):
self.i2c.write(self.TCS34725_ADDRESS, bytearray([self.TCS34725_COMMAND_BIT | reg]))
return i2c.read(self.TCS34725_ADDRESS, 1)[0] - 0
def begin(self):
x = self.read8(self.TCS34725_ID)
#print(x)
if x != 68: # code I was basing this on expects 0x44, not sure why. Got 0x12
print('did not get the expected response from sensor: ', x)
return False
self._tcs34725Initialised = True
self.setIntegrationTime(self._tcs34725IntegrationTime)
self.setGain(0)
self.enable()
return True
def setIntegrationTime(self, theTime):
if theTime not in [0xFF,0xF6,0xEB,0xD5,0xC0,0x00]:
print('setting integration time to 0x00, %s is illegal' % theTime)
theTime = 0x00
self.write8(self.TCS34725_ATIME, theTime)
# self.i2c.write8(self.TCS34725_ATIME, theTime)
self._tcs34725IntegrationTime = theTime
def setGain(self, gain):
# TCS34725_GAIN_1X = 0x00, /**< No gain
# TCS34725_GAIN_4X = 0x01, /**< 2x gain
# TCS34725_GAIN_16X = 0x02, /**< 16x gain
# TCS34725_GAIN_60X = 0x03 /**< 60x gain
if gain not in [0,1,2,3]:
print('setting gain to 0, %s is illegal' % gain)
gain = 0
self.write8(self.TCS34725_CONTROL, gain)
self._tcs34725Gain = gain
def enable(self):
self.write8(self.TCS34725_ENABLE, self.TCS34725_ENABLE_PON)
sleep(0.003)
self.write8(self.TCS34725_ENABLE, (self.TCS34725_ENABLE_PON | self.TCS34725_ENABLE_AEN))
def getRawRGBData(self, type):
if not self._tcs34725Initialised:
self.begin()
r = self.read16(self.TCS34725_RDATAL)
g = self.read16(self.TCS34725_GDATAL)
b = self.read16(self.TCS34725_BDATAL)
if self._tcs34725IntegrationTime == 0xFF:
sleep(0.0024)
elif self._tcs34725IntegrationTime == 0xF6:
sleep(0.024)
elif self._tcs34725IntegrationTime == 0xEB:
sleep(0.050)
elif self._tcs34725IntegrationTime == 0xD5:
sleep(0.101)
elif self._tcs34725IntegrationTime == 0xC0:
sleep(0.154)
elif self._tcs34725IntegrationTime == 0x00:
sleep(0.700)
else:
sleep(0.700)
if type == 0:
return r
elif type == 1:
return g
else:
return b
tcs = TCS34725(i2c)

86
boards/default/micropython_nrf51822_microbit/build/lib/lcd1602.py Normal file
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from microbit import *
class LCD1602():
def __init__(self, lcd_i2c_addr):
self.buf = bytearray(1)
self.BK = 0x08
self.RS = 0x00
self.E = 0x04
self.setcmd(0x33)
sleep(5)
self.send(0x30)
sleep(5)
self.send(0x20)
sleep(5)
self.setcmd(0x28)
self.setcmd(0x0C)
self.setcmd(0x06)
self.setcmd(0x01)
self.version='1.0'
self.lcd_i2c_addr=lcd_i2c_addr
def setReg(self, dat):
self.buf[0] = dat
i2c.write(self.lcd_i2c_addr, self.buf)
sleep(1)
def send(self, dat):
d=dat&0xF0
d|=self.BK
d|=self.RS
self.setReg(d)
self.setReg(d|0x04)
self.setReg(d)
def setcmd(self, cmd):
self.RS=0
self.send(cmd)
self.send(cmd<<4)
def setdat(self, dat):
self.RS=1
self.send(dat)
self.send(dat<<4)
def clear(self):
self.setcmd(1)
def backlight(self, on):
if on:
self.BK=0x08
else:
self.BK=0
self.setdat(0)
def on(self):
self.setcmd(0x0C)
def off(self):
self.setcmd(0x08)
def char(self, ch, x=-1, y=0):
if x>=0:
a=0x80
if y>0:
a=0xC0
a+=x
self.setcmd(a)
self.setdat(ch)
def puts(self, s, x=0, y=0):
if len(s)>0:
self.char(ord(s[0]),x,y)
for i in range(1, len(s)):
self.char(ord(s[i]))
def mixly_puts(self, s, x=1, y=1):
s = str(s)
x = x - 1
y = y - 1
self.puts(self, s, x, y)
def mixly_puts_two_lines(self, line1, line2):
line1 = str(line1)
line2 = str(line2)
self.puts(self, line1, 0, 0)
self.puts(self, line2, 0, 1)

59
boards/default/micropython_nrf51822_microbit/build/lib/mixpy.py Normal file
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import math
def math_map(v, al, ah, bl, bh):
return bl + (bh - bl) * (v - al) / (ah - al)
def math_mean(myList):
localList = [e for e in myList if type(e) == int or type(e) == float]
if not localList: return
return float(sum(localList)) / len(localList)
def math_median(myList):
localList = sorted([e for e in myList if type(e) == int or type(e) == float])
if not localList: return
if len(localList) % 2 == 0:
return (localList[len(localList) // 2 - 1] + localList[len(localList) // 2]) / 2.0
else:
return localList[(len(localList) - 1) // 2]
def math_modes(some_list):
modes = []
# Using a lists of [item, count] to keep count rather than dict
# to avoid "unhashable" errors when the counted item is itself a list or dict.
counts = []
maxCount = 1
for item in some_list:
found = False
for count in counts:
if count[0] == item:
count[1] += 1
maxCount = max(maxCount, count[1])
found = True
if not found:
counts.append([item, 1])
for counted_item, item_count in counts:
if item_count == maxCount:
modes.append(counted_item)
return modes
def math_standard_deviation(numbers):
n = len(numbers)
if n == 0: return
mean = float(sum(numbers)) / n
variance = sum((x - mean) ** 2 for x in numbers) / n
return math.sqrt(variance)
def lists_sort(my_list, type, reverse):
def try_float(s):
try:
return float(s)
except:
return 0
key_funcs = {
"NUMERIC": try_float,
"TEXT": str,
"IGNORE_CASE": lambda s: str(s).lower()
}
key_func = key_funcs[type]
list_cpy = list(my_list)
return sorted(list_cpy, key=key_func, reverse=reverse)

65
boards/default/micropython_nrf51822_microbit/build/lib/motor_control.py Normal file
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from microbit import *
def initPCA9685():
i2c.write(0x40, bytearray([0x00, 0x00]))
setFreq(50)
for idx in range(0, 16, 1):
setPwm(idx, 0 ,0)
def MotorRun(Motors, speed):
speed = speed * 16
if (speed >= 4096):
speed = 4095
if (speed <= -4096):
speed = -4095
if (Motors <= 4 and Motors > 0):
pp = (Motors - 1) * 2
pn = (Motors - 1) * 2 + 1
if (speed >= 0):
setPwm(pp, 0, speed)
setPwm(pn, 0, 0)
else :
setPwm(pp, 0, 0)
setPwm(pn, 0, -speed)
def Servo(Servos, degree):
v_us = (degree * 1800 / 180 + 600)
value = int(v_us * 4096 / 20000)
setPwm(Servos + 7, 0, value)
def setFreq(freq):
prescaleval = int(25000000/(4096*freq)) - 1
i2c.write(0x40, bytearray([0x00]))
oldmode = i2c.read(0x40, 1)
newmode = (oldmode[0] & 0x7F) | 0x10
i2c.write(0x40, bytearray([0x00, newmode]))
i2c.write(0x40, bytearray([0xfe, prescaleval]))
i2c.write(0x40, bytearray([0x00, oldmode[0]]))
sleep(4)
i2c.write(0x40, bytearray([0x00, oldmode[0] | 0xa1]))
def setPwm(channel, on, off):
if (channel >= 0 and channel <= 15):
buf = bytearray([0X06 + 4 * channel, on & 0xff, (on >> 8) & 0xff, off & 0xff, (off >> 8) & 0xff])
i2c.write(0x40, buf)
def setStepper(stpMotors, dir, speed):
spd = speed
setFreq(spd)
if (stpMotors == 1):
if (dir):
setPwm(0, 2047, 4095)
setPwm(1, 1, 2047)
setPwm(2, 1023, 3071)
setPwm(3, 3071, 1023)
else:
setPwm(3, 2047, 4095)
setPwm(2, 1, 2047)
setPwm(1, 1023, 3071)
setPwm(0, 3071, 1023)
elif (stpMotors == 2):
if (dir):
setPwm(4, 2047, 4095)
setPwm(5, 1, 2047)
setPwm(6, 1023, 3071)
setPwm(7, 3071, 1023)
else:
setPwm(7, 2047, 4095)
setPwm(6, 1, 2047)
setPwm(4, 1023, 3071)
setPwm(5, 3071, 1023)

27
boards/default/micropython_nrf51822_microbit/build/lib/ntc.py Normal file
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from microbit import *
import math
_VOLTAGE_POWER = 5
_RS = 10
_B = 3950
_T1 = 273.15 + 25
_R1 = 100
def read(pin, r1, b, rs):
r1 = r1 / 1000
rs = rs / 1000
# print("rs:" + str(rs))
_analogValue = pin.read_analog()
_voltageValue = (_analogValue / 1545) * _VOLTAGE_POWER
# print("voltageValue:" + str(_voltageValue))
_rt = ((_VOLTAGE_POWER - _voltageValue) * rs) / _voltageValue
# print("rt:" + str(_rt))
_tempValue = (((_T1 * b) / (b + _T1 * math.log(_rt / r1))) - 273.15)
return _tempValue

105
boards/default/micropython_nrf51822_microbit/build/lib/oled.py Normal file
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from microbit import *
class OLED12864_I2C():
def __init__(self):
cmd = [
[0xAE], # SSD1306_DISPLAYOFF
[0xA4], # SSD1306_DISPLAYALLON_RESUME
[0xD5, 0xF0], # SSD1306_SETDISPLAYCLOCKDIV
[0xA8, 0x3F], # SSD1306_SETMULTIPLEX
[0xD3, 0x00], # SSD1306_SETDISPLAYOFFSET
[0 | 0x0], # line #SSD1306_SETSTARTLINE
[0x8D, 0x14], # SSD1306_CHARGEPUMP
[0x20, 0x00], # SSD1306_MEMORYMODE
[0x21, 0, 127], # SSD1306_COLUMNADDR
[0x22, 0, 63], # SSD1306_PAGEADDR
[0xa0 | 0x1], # SSD1306_SEGREMAP
[0xc8], # SSD1306_COMSCANDEC
[0xDA, 0x12], # SSD1306_SETCOMPINS
[0x81, 0xCF], # SSD1306_SETCONTRAST
[0xd9, 0xF1], # SSD1306_SETPRECHARGE
[0xDB, 0x40], # SSD1306_SETVCOMDETECT
[0xA6], # SSD1306_NORMALDISPLAY
[0xd6, 1], # zoom on
[0xaf] # SSD1306_DISPLAYON
]
for c in cmd:
self.command(c)
self._ZOOM = 1
self.ADDR = 0x3C
self.screen = bytearray(1025) # send byte plus pixels
self.screen[0] = 0x40
def command(self, c):
i2c.write(self.ADDR, b'·' + bytearray(c))
def set_pos(self, col=0, page=0):
self.command([0xb0 | page]) # page number
# take upper and lower value of col * 2
c = col * (self._ZOOM+1)
c1, c2 = c & 0x0F, c >> 4
self.command([0x00 | c1]) # lower start column address
self.command([0x10 | c2]) # upper start column address
def pixel(self, x, y, color=1, draw=1):
page, shift_page = divmod(y, 8)
ind = x * (self._ZOOM+1) + page * 128 + 1
b = self.screen[ind] | (1 << shift_page) if color else self.screen[ind] & ~ (1 << shift_page)
self.screen[ind] = b
self.set_pos(x, page)
if self._ZOOM:
self.screen[ind+1]=b
i2c.write(0x3c, bytearray([0x40, b, b]))
else:
i2c.write(0x3c, bytearray([0x40, b]))
def zoom(self, d=1):
self._ZOOM = 1 if d else 0
self.command([0xd6, self._ZOOM])
def invert(self, v=1):
n = 0xa7 if v else 0xa6
self.command([n])
def clear(self, c=0):
for i in range(1, 1025):
self.screen[i] = 0
self.draw()
def draw(self):
self.set_pos()
i2c.write(self.ADDR, self.screen)
def text(self, x, y, s, draw=1):
for i in range(0, min(len(s), 12 - x)):
for c in range(0, 5):
col = 0
for r in range(1, 6):
p = Image(s[i]).get_pixel(c, r - 1)
col = col | (1 << r) if (p != 0) else col
ind = (x + i) * 5 * (self._ZOOM+1) + y * 128 + c*(self._ZOOM+1) + 1
self.screen[ind] = col
if self._ZOOM:
self.screen[ind + 1] = col
self.set_pos(x * 5, y)
ind0 = x * 5 * (self._ZOOM+1) + y * 128 + 1
i2c.write(self.ADDR, b'@' + self.screen[ind0:ind + 1])
def hline(self, x, y, l,c=1):
d = 1 if l>0 else -1
for i in range(x, x+l, d):
self.pixel(i,y,c)
def vline(self, x, y, l,c=1):
d = 1 if l>0 else -1
for i in range(y, y+l,d):
self.pixel(x,i,c,0)
def rect(self, x1,y1,x2,y2,c=1):
self.hline(x1,y1,x2-x1+1,c)
self.hline(x1,y2,x2-x1+1,c)
self.vline(x1,y1,y2-y1+1,c)
self.vline(x2,y1,y2-y1+1,c)
oled = OLED12864_I2C()

5
boards/default/micropython_nrf51822_microbit/build/lib/rgb.py Normal file
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from microbit import *
def show(object, led, r, g, b):
object[led] = (r, g, b)
object.show()

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boards/default/micropython_nrf51822_microbit/build/lib/ultrasonic.py Normal file
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from microbit import *
def distance_mm(tpin=pin16, epin=pin15):
spi.init(baudrate=125000, sclk=pin13,
mosi=tpin, miso=epin)
pre = 0
post = 0
k = -1
length = 500
resp = bytearray(length)
resp[0] = 0xFF
spi.write_readinto(resp, resp)
# find first non zero value
try:
i, value = next((ind, v) for ind, v in enumerate(resp) if v)
except StopIteration:
i = -1
if i > 0:
pre = bin(value).count("1")
# find first non full high value afterwards
try:
k, value = next((ind, v)
for ind, v in enumerate(resp[i:length - 2]) if resp[i + ind + 1] == 0)
post = bin(value).count("1") if k else 0
k = k + i
except StopIteration:
i = -1
dist= -1 if i < 0 else round((pre + (k - i) * 8. + post) * 8 * 0.172)
return dist
def distance_cm(t_pin=pin16, e_pin=pin15):
return distance_mm(tpin=t_pin, epin=e_pin) / 10.0

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boards/default/micropython_nrf51822_microbit/build/microbit-micropython-v1-lib.hex Normal file
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boards/default/micropython_nrf51822_microbit/build/microbit-micropython-v1.hex Normal file
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boards/default/micropython_nrf51822_microbit/build/microbit-micropython-v2-lib.hex Normal file
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boards/default/micropython_nrf51822_microbit/build/microbit-micropython-v2.hex Normal file
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