diff --git a/lua_examples/yet-another-bmp085.lua b/lua_examples/yet-another-bmp085.lua deleted file mode 100644 index d9b94202..00000000 --- a/lua_examples/yet-another-bmp085.lua +++ /dev/null @@ -1,101 +0,0 @@ ------------------------------------------------------------------------------- --- BMP085 query module --- --- LICENCE: http://opensource.org/licenses/MIT --- Vladimir Dronnikov --- Heavily based on work of Christee --- --- Example: --- dofile("bmp085.lua").read(sda, scl) ------------------------------------------------------------------------------- -local M -do - -- cache - local i2c, tmr = i2c, tmr - -- helpers - local r8 = function(reg) - i2c.start(0) - i2c.address(0, 0x77, i2c.TRANSMITTER) - i2c.write(0, reg) - i2c.stop(0) - i2c.start(0) - i2c.address(0, 0x77, i2c.RECEIVER) - local r = i2c.read(0, 1) - i2c.stop(0) - return r:byte(1) - end - local w8 = function(reg, val) - i2c.start(0) - i2c.address(0, 0x77, i2c.TRANSMITTER) - i2c.write(0, reg) - i2c.write(0, val) - i2c.stop(0) - end - local r16u = function(reg) - return r8(reg) * 256 + r8(reg + 1) - end - local r16 = function(reg) - local r = r16u(reg) - if r > 32767 then r = r - 65536 end - return r - end - -- calibration data - local AC1, AC2, AC3, AC4, AC5, AC6, B1, B2, MB, MC, MD - -- read - local read = function(sda, scl, oss) - i2c.setup(0, sda, scl, i2c.SLOW) - -- cache calibration data - if not AC1 then - AC1 = r16(0xAA) - AC2 = r16(0xAC) - AC3 = r16(0xAE) - AC4 = r16u(0xB0) - AC5 = r16u(0xB2) - AC6 = r16u(0xB4) - B1 = r16(0xB6) - B2 = r16(0xB8) - MB = r16(0xBA) - MC = r16(0xBC) - MD = r16(0xBE) - end - -- get raw P - if not oss then oss = 0 end - if oss <= 0 then oss = 0 end - if oss > 3 then oss = 3 end - w8(0xF4, 0x34 + 64 * oss) - tmr.delay((4 + 3 ^ oss) * 1000) - local p = r8(0xF6) * 65536 + r8(0xF7) * 256 + r8(0xF8) - p = p / 2 ^ (8 - oss) - -- get T - w8(0xF4, 0x2E) - tmr.delay(5000) - local t = r16(0xF6) - local X1 = (t - AC6) * AC5 / 32768 - local X2 = MC * 2048 / (X1 + MD) - t = (X2 + X1 + 8) / 16 - -- normalize P - local B5 = t * 16 - 8; - local B6 = B5 - 4000 - local X1 = B2 * (B6 * B6 / 4096) / 2048 - local X2 = AC2 * B6 / 2048 - local X3 = X1 + X2 - local B3 = ((AC1 * 4 + X3) * 2 ^ oss + 2) / 4 - X1 = AC3 * B6 / 8192 - X2 = (B1 * (B6 * B6 / 4096)) / 65536 - X3 = (X1 + X2 + 2) / 4 - local B4 = AC4 * (X3 + 32768) / 32768 - local B7 = (p - B3) * (50000 / 2 ^ oss) - p = B7 / B4 * 2 - X1 = (p / 256) ^ 2 - X1 = (X1 * 3038) / 65536 - X2 = (-7357 * p) / 65536 - p = p + (X1 + X2 + 3791) / 16 - -- Celsius * 10, Hg mm * 10 - return t, p * 3 / 40 - end - -- expose - M = { - read = read, - } -end -return M diff --git a/lua_examples/yet-another-dht22.lua b/lua_examples/yet-another-dht22.lua deleted file mode 100644 index 90ac8d51..00000000 --- a/lua_examples/yet-another-dht22.lua +++ /dev/null @@ -1,84 +0,0 @@ ------------------------------------------------------------------------------- --- DHT11/22 query module --- --- LICENCE: http://opensource.org/licenses/MIT --- Vladimir Dronnikov --- --- Example: --- print("DHT11", dofile("dht22.lua").read(4)) --- print("DHT22", dofile("dht22.lua").read(4, true)) --- NB: the very first read sometimes fails ------------------------------------------------------------------------------- -local M -do - -- cache - local gpio = gpio - local val = gpio.read - local waitus = tmr.delay - -- - local read = function(pin, dht22) - -- wait for pin value - local w = function(v) - local c = 255 - while c > 0 and val(pin) ~= v do c = c - 1 end - return c - end - -- NB: we preallocate incoming data buffer - -- or precise timing in reader gets broken - local b = { 0, 0, 0, 0, 0 } - - -- kick the device - gpio.mode(pin, gpio.INPUT, gpio.PULLUP) - gpio.write(pin, 1) - waitus(10) - gpio.mode(pin, gpio.OUTPUT) - gpio.write(pin, 0) - waitus(20000) - gpio.write(pin, 1) - gpio.mode(pin, gpio.INPUT, gpio.PULLUP) - -- wait for device presense - if w(0) == 0 or w(1) == 0 or w(0) == 0 then - return nil, 0 - end - -- receive 5 octets of data, msb first - for i = 1, 5 do - local x = 0 - for j = 1, 8 do - x = x + x - if w(1) == 0 then return nil, 1 end - -- 70us for 1, 27 us for 0 - waitus(30) - if val(pin) == 1 then - x = x + 1 - if w(0) == 0 then return nil, 2 end - end - end - b[i] = x - end - -- check crc. NB: calculating in receiver loop breaks timings - local crc = 0 - for i = 1, 4 do - crc = (crc + b[i]) % 256 - end - if crc ~= b[5] then return nil, 3 end - -- convert - local t, h - -- DHT22: values in tenths of unit, temperature can be negative - if dht22 then - h = b[1] * 256 + b[2] - t = b[3] * 256 + b[4] - if t > 0x8000 then t = -(t - 0x8000) end - -- DHT11: no negative temperatures, only integers - -- NB: return in 0.1 Celsius - else - h = 10 * b[1] - t = 10 * b[3] - end - return t, h - end - -- expose interface - M = { - read = read, - } -end -return M diff --git a/lua_modules/bmp085/README.md b/lua_modules/bmp085/README.md new file mode 100644 index 00000000..ff817b7c --- /dev/null +++ b/lua_modules/bmp085/README.md @@ -0,0 +1,7 @@ +Support for this Lua module has been discontinued. + +Equivalent functionality is available from the bmp085 module in the NodeMCU +firmware code base. Refer to `docs/en/modules/bmp085.md` for API +documentation. + +The original Lua code can be found in the [git repository](https://github.com/nodemcu/nodemcu-firmware/tree/2fbd5ed509964a16057b22e00aa8469d6a522d73/lua_modules/bmp085). diff --git a/lua_modules/bmp085/bmp085.EN.md b/lua_modules/bmp085/bmp085.EN.md deleted file mode 100644 index 4811429e..00000000 --- a/lua_modules/bmp085/bmp085.EN.md +++ /dev/null @@ -1,166 +0,0 @@ -# BMP085 module - -##Require -```lua -bmp085 = require("bmp085") -``` -## Release -```lua -bmp085 = nil -package.loaded["bmp085"]=nil -``` - -##init() -####Description -Setting the i2c pin of bmp085.
- -####Syntax -init(sda, scl) - -####Parameters -sda: 1~12, IO index.
-scl: 1~12, IO index.
- -####Returns -nil - -####Example -```lua -bmp085 = require("bmp085") -gpio5 = 1 -gpio4 = 2 -sda = gpio5 -scl = gpio4 -bmp085.init(sda, scl) --- Don't forget to release it after use -bmp085 = nil -package.loaded["bmp085"]=nil -``` - -####See also -**-** []() - - -##getUP() -####Description -Get calibrated data of pressure from bmp085.
- -####Syntax -getUP(oss) - -####Parameters -oss: Over sampling setting, which is 0,1,2,3. Default value is 0.
- -####Returns -p: Integer, calibrated data of pressure from bmp085. - -####Example -```lua -bmp085 = require("bmp085") -sda = 1 -scl = 2 -bmp085.init(sda, scl) -p = bmp085.getUP(oss) -print(p) --- Don't forget to release it after use -bmp085 = nil -package.loaded["bmp085"]=nil -``` - -####See also -**-** []() - - -##getUP_raw() -####Description -Get raw data of pressure from bmp085.
- -####Syntax -getUP_raw(oss) - -####Parameters -oss: Over sampling setting, which is 0,1,2,3. Default value is 0.
- -####Returns -up_raw: Integer, raw data of pressure from bmp085. - -####Example -```lua -bmp085 = require("bmp085") -sda = 1 -scl = 2 -bmp085.init(sda, scl) -up = bmp085.getUP_raw(oss) -print(up) --- Don't forget to release it after use -bmp085 = nil -package.loaded["bmp085"]=nil -``` - -####See also -**-** []() - - -##getUT() -####Description -Get temperature from bmp085.
- -####Syntax -getUT(num_10x) - -####Parameters -num_10x: num_10x: bool value, if true, return number of 0.1 centi-degree. Default value is false, which return a string , eg: 16.7.
- -####Returns -t: Integer or String, if num_10x is true, return number of 0.1 centi-degree, otherwise return a string.The temperature from bmp085.
- -####Example -```lua -bmp085 = require("bmp085") -sda = 1 -scl = 2 -bmp085.init(sda, scl) --- Get string of temperature. -p = bmp085.getUT(false) -print(p) --- Get number of temperature. -p = bmp085.getUT(true) -print(p) --- Don't forget to release it after use -bmp085 = nil -package.loaded["bmp085"]=nil -``` - -####See also -**-** []() - - -##getAL() -####Description -Get estimated data of altitude from bmp085.
- -####Syntax -getAL(oss) - -####Parameters -oss: over sampling setting, which is 0,1,2,3. Default value is 0.
- -####Returns -e: Integer, estimated data of altitude. Altitudi can be calculated by pressure refer to sea level pressure, which is 101325. Pressure changes 100pa corresponds to 8.43m at sea level
- -####Example -```lua -bmp085 = require("bmp085") -sda = 1 -scl = 2 -bmp085.init(sda, scl) --- Get string of temperature. -e = bmp085.getAL() -print(p) --- Don't forget to release it after use -bmp085 = nil -package.loaded["bmp085"]=nil -``` - -####See also -**-** []() diff --git a/lua_modules/bmp085/bmp085.lua b/lua_modules/bmp085/bmp085.lua deleted file mode 100644 index 6ec0e5c8..00000000 --- a/lua_modules/bmp085/bmp085.lua +++ /dev/null @@ -1,158 +0,0 @@ --------------------------------------------------------------------------------- --- BMP085 I2C module for NODEMCU --- NODEMCU TEAM --- LICENCE: http://opensource.org/licenses/MIT --- Christee --------------------------------------------------------------------------------- - local moduleName = ... - local M = {} - _G[moduleName] = M - - --default value for i2c communication - local id=0 - - --default oversampling setting - local oss = 0 - - --CO: calibration coefficients table. - local CO = {} - - -- read reg for 1 byte - local function read_reg(dev_addr, reg_addr) - i2c.start(id) - i2c.address(id, dev_addr ,i2c.TRANSMITTER) - i2c.write(id,reg_addr) - i2c.stop(id) - i2c.start(id) - i2c.address(id, dev_addr,i2c.RECEIVER) - local c=i2c.read(id,1) - i2c.stop(id) - return c - end - - --write reg for 1 byte - local function write_reg(dev_addr, reg_addr, reg_val) - i2c.start(id) - i2c.address(id, dev_addr, i2c.TRANSMITTER) - i2c.write(id, reg_addr) - i2c.write(id, reg_val) - i2c.stop(id) - end - - --get signed or unsigned 16 - --parameters: - --reg_addr: start address of short - --signed: if true, return signed16 - local function getShort(reg_addr, signed) - local tH = string.byte(read_reg(0x77, reg_addr)) - local tL = string.byte(read_reg(0x77, (reg_addr + 1))) - local temp = tH*256 + tL - if (temp > 32767) and (signed == true) then - temp = temp - 65536 - end - return temp - end - - -- initialize i2c - --parameters: - --d: sda - --l: scl - function M.init(d, l) - if (d ~= nil) and (l ~= nil) and (d >= 0) and (d <= 11) and (l >= 0) and ( l <= 11) and (d ~= l) then - sda = d - scl = l - else - print("iic config failed!") return nil - end - print("init done") - i2c.setup(id, sda, scl, i2c.SLOW) - --get calibration coefficients. - CO.AC1 = getShort(0xAA, true) - CO.AC2 = getShort(0xAC, true) - CO.AC3 = getShort(0xAE, true) - CO.AC4 = getShort(0xB0) - CO.AC5 = getShort(0xB2) - CO.AC6 = getShort(0xB4) - CO.B1 = getShort(0xB6, true) - CO.B2 = getShort(0xB8, true) - CO.MB = getShort(0xBA, true) - CO.MC = getShort(0xBC, true) - CO.MD = getShort(0xBE, true) - end - - --get temperature from bmp085 - --parameters: - --num_10x: bool value, if true, return number of 0.1 centi-degree - -- default value is false, which return a string , eg: 16.7 - function M.getUT(num_10x) - write_reg(0x77, 0xF4, 0x2E); - tmr.delay(10000); - local temp = getShort(0xF6) - local X1 = (temp - CO.AC6) * CO.AC5 / 32768 - local X2 = CO.MC * 2048/(X1 + CO.MD) - local r = (X2 + X1 + 8)/16 - if(num_10x == true) then - return r - else - return ((r/10).."."..(r%10)) - end - end - - --get raw data of pressure from bmp085 - --parameters: - --oss: over sampling setting, which is 0,1,2,3. Default value is 0 - function M.getUP_raw(oss) - local os = 0 - if ((oss == 0) or (oss == 1) or (oss == 2) or (oss == 3)) and (oss ~= nil) then - os = oss - end - local ov = os * 64 - write_reg(0x77, 0xF4, (0x34 + ov)); - tmr.delay(30000); - --delay 30ms, according to bmp085 document, wait time are: - -- 4.5ms 7.5ms 13.5ms 25.5ms respectively according to oss 0,1,2,3 - local MSB = string.byte(read_reg(0x77, 0xF6)) - local LSB = string.byte(read_reg(0x77, 0xF7)) - local XLSB = string.byte(read_reg(0x77, 0xF8)) - local up_raw = (MSB*65536 + LSB *256 + XLSB)/2^(8 - os) - return up_raw - end - - --get calibrated data of pressure from bmp085 - --parameters: - --oss: over sampling setting, which is 0,1,2,3. Default value is 0 - function M.getUP(oss) - local os = 0 - if ((oss == 0) or (oss == 1) or (oss == 2) or (oss == 3)) and (oss ~= nil) then - os = oss - end - local raw = M.getUP_raw(os) - local B5 = M.getUT(true) * 16 - 8; - local B6 = B5 - 4000 - local X1 = CO.B2 * (B6 * B6 /4096)/2048 - local X2 = CO.AC2 * B6 / 2048 - local X3 = X1 + X2 - local B3 = ((CO.AC1*4 + X3)*2^os + 2)/4 - X1 = CO.AC3 * B6 /8192 - X2 = (CO.B1 * (B6 * B6 / 4096))/65536 - X3 = (X1 + X2 + 2)/4 - local B4 = CO.AC4 * (X3 + 32768) / 32768 - local B7 = (raw -B3) * (50000/2^os) - local p = B7/B4 * 2 - X1 = (p/256)^2 - X1 = (X1 *3038)/65536 - X2 = (-7357 *p)/65536 - p = p +(X1 + X2 + 3791)/16 - return p - end - - --get estimated data of altitude from bmp085 - --parameters: - --oss: over sampling setting, which is 0,1,2,3. Default value is 0 - function M.getAL(oss) - --Altitudi can be calculated by pressure refer to sea level pressure, which is 101325 - --pressure changes 100pa corresponds to 8.43m at sea level - return (M.getUP(oss) - 101325)*843/10000 - end - - return M \ No newline at end of file diff --git a/lua_modules/dht_lib/README.md b/lua_modules/dht_lib/README.md index 7b36f76c..af18eb82 100644 --- a/lua_modules/dht_lib/README.md +++ b/lua_modules/dht_lib/README.md @@ -1,89 +1,7 @@ -# DHTxx module +Support for this Lua module has been discontinued. -This module is compatible with DHT11, DHT21 and DHT22. -And is able to auto-select wheather you are using DHT11 or DHT2x +Equivalent functionality is available from the dht module in the NodeMCU +firmware code base. Refer to `docs/en/modules/dht.md` for API +documentation. -No need to use a resistor to connect the pin data of DHT22 to ESP8266. - -##Integer Verison[When using DHT11, Float version is useless...] -### Example -```lua -PIN = 4 -- data pin, GPIO2 - -DHT= require("dht_lib") - -DHT.read(PIN) - -t = DHT.getTemperature() -h = DHT.getHumidity() - -if h == nil then - print("Error reading from DHTxx") -else - -- temperature in degrees Celsius and Farenheit - - print("Temperature: "..((t-(t % 10)) / 10).."."..(t % 10).." deg C") - - print("Temperature: "..(9 * t / 50 + 32).."."..(9 * t / 5 % 10).." deg F") - - -- humidity - - print("Humidity: "..((h - (h % 10)) / 10).."."..(h % 10).."%") -end - --- release module -DHT = nil -package.loaded["dht_lib"]=nil -``` -##Float Verison -###Example -```lua -PIN = 4 -- data pin, GPIO2 - -DHT= require("dht_lib") - -DHT.read(PIN) - -t = DHT.getTemperature() -h = DHT.getHumidity() - -if h == nil then - print("Error reading from DHT11/22") -else - -- temperature in degrees Celsius and Farenheit - -- floating point and integer version: - - print("Temperature: "..(t/10).." deg C") - print("Temperature: "..(9 * t / 50 + 32).." deg F") - - -- humidity - print("Humidity: "..(h/10).."%") -end - --- release module -DHT = nil -package.loaded["dht_lib"]=nil -``` -## Functions - -###read -read(pin) -Read humidity and temperature from DHTxx(11,21,22...). -**Parameters:** - -* pin - ESP8266 pin connect to data pin - -### getHumidity -getHumidity() -Returns the humidity of the last reading. - -**Returns:** -* last humidity reading in per thousand - -### getTemperature -getTemperature() -Returns the temperature of the last reading. - -**Returns:** -* last temperature reading in(dht22) 0.1ºC (dht11)1ºC -* +The original Lua code can be found in the [git repository](https://github.com/nodemcu/nodemcu-firmware/tree/2fbd5ed509964a16057b22e00aa8469d6a522d73/lua_modules/dht_lib). diff --git a/lua_modules/dht_lib/dht_lib.lua b/lua_modules/dht_lib/dht_lib.lua deleted file mode 100644 index 97823455..00000000 --- a/lua_modules/dht_lib/dht_lib.lua +++ /dev/null @@ -1,178 +0,0 @@ --- *************************************************************************** --- DHTxx(11,21,22) module for ESP8266 with nodeMCU --- --- Written by Javier Yanez mod by Martin --- but based on a script of Pigs Fly from ESP8266.com forum --- --- MIT license, http://opensource.org/licenses/MIT --- *************************************************************************** - ---Support list： - ---DHT11 Tested ---DHT21 Not Test yet ---DHT22(AM2302) Tested ---AM2320 Not Test yet - ---Output format-> Real temperature times 10(or DHT22 will miss it float part in Int Version) ---==========================Module Part====================== -local moduleName = ... -local M = {} -_G[moduleName] = M ---==========================Local the UMI and TEMP=========== -local humidity -local temperature ---==========================Local the bitStream============== -local bitStream = {} - ----------------------------Read bitStream from DHTXX-------------------------- -local function read(pin) - - local bitlength = 0 - humidity = 0 - temperature = 0 - - -- Use Markus Gritsch trick to speed up read/write on GPIO - local gpio_read = gpio.read - - - for j = 1, 40, 1 do - bitStream[j] = 0 - end - - -- Step 1: send out start signal to DHT22 - gpio.mode(pin, gpio.OUTPUT) - gpio.write(pin, gpio.HIGH) - tmr.delay(100) - gpio.write(pin, gpio.LOW) - tmr.delay(20000) - gpio.write(pin, gpio.HIGH) - gpio.mode(pin, gpio.INPUT) - - -- Step 2: Receive bitStream from DHT11/22 - -- bus will always let up eventually, don't bother with timeout - while (gpio_read(pin) == 0 ) do end - local c=0 - while (gpio_read(pin) == 1 and c < 500) do c = c + 1 end - -- bus will always let up eventually, don't bother with timeout - while (gpio_read(pin) == 0 ) do end - c=0 - while (gpio_read(pin) == 1 and c < 500) do c = c + 1 end - - -- Step 3: DHT22 send data - for j = 1, 40, 1 do - while (gpio_read(pin) == 1 and bitlength < 10 ) do - bitlength = bitlength + 1 - end - bitStream[j] = bitlength - bitlength = 0 - -- bus will always let up eventually, don't bother with timeout - while (gpio_read(pin) == 0) do end - end -end - ----------------------------Check out the data-------------------------- -----Auto Select the DHT11/DHT22 By check the byte[1] && byte[3] ------- ----------------Which is empty when using DHT11------------------------- -function M.read(pin) - read(pin) - - local byte_0 = 0 - local byte_1 = 0 - local byte_2 = 0 - local byte_3 = 0 - local byte_4 = 0 - - for i = 1, 8, 1 do -- Byte[0] - if (bitStream[i] > 3) then - byte_0 = byte_0 + 2 ^ (8 - i) - end - end - - for i = 1, 8, 1 do -- Byte[1] - if (bitStream[i+8] > 3) then - byte_1 = byte_1 + 2 ^ (8 - i) - end - end - - for i = 1, 8, 1 do -- Byte[2] - if (bitStream[i+16] > 3) then - byte_2 = byte_2 + 2 ^ (8 - i) - end - end - - for i = 1, 8, 1 do -- Byte[3] - if (bitStream[i+24] > 3) then - byte_2 = byte_2 + 2 ^ (8 - i) - end - end - - for i = 1, 8, 1 do -- Byte[4] - if (bitStream[i+32] > 3) then - byte_4 = byte_4 + 2 ^ (8 - i) - end - end - - - if byte_1==0 and byte_3 == 0 then - ---------------------------Convert the bitStream into Number through DHT11's Way-------------------------- - --As for DHT11 40Bit is consisit of 5Bytes - --First byte->Humidity Data's Int part - --Sencond byte->Humidity Data's Float Part(Which should be empty) - --Third byte->Temp Data;s Intpart - --Forth byte->Temp Data's Float Part(Which should be empty) - --Fifth byte->SUM Byte, Humi+Temp - - if(byte_4 ~= byte_0+byte_2) then - humidity = nil - temperature = nil - else - humidity = byte_0 *10 -- In order to universe with the DHT22 - temperature = byte_2 *10 - end - - else ---------------------------Convert the bitStream into Number through DHT22's Way-------------------------- - --As for DHT22 40Bit is consisit of 5Bytes - --First byte->Humidity Data's High Bit - --Sencond byte->Humidity Data's Low Bit(And if over 0x8000, use complement) - --Third byte->Temp Data's High Bit - --Forth byte->Temp Data's Low Bit - --Fifth byte->SUM Byte - - humidity = byte_0 * 256 + byte_1 - temperature = byte_2 * 256 + byte_3 - checksum = byte_4 - - checksumTest = (bit.band(humidity, 0xFF) + bit.rshift(humidity, 8) + bit.band(temperature, 0xFF) + bit.rshift(temperature, 8)) - checksumTest = bit.band(checksumTest, 0xFF) - - if temperature > 0x8000 then - -- convert to negative format - temperature = -(temperature - 0x8000) - end - - -- conditions compatible con float point and integer - if (checksumTest - checksum >= 1) or (checksum - checksumTest >= 1) then - humidity = nil - end - - end - - byte_0 = nil - byte_1 = nil - byte_2 = nil - byte_3 = nil - byte_4 = nil - -end ---------------API for geting the data out------------------ - -function M.getTemperature() - return temperature -end - -function M.getHumidity() - return humidity -end --------------Return Index------------------------------------ -return M diff --git a/lua_modules/tsl2561/README.md b/lua_modules/tsl2561/README.md new file mode 100644 index 00000000..065ee617 --- /dev/null +++ b/lua_modules/tsl2561/README.md @@ -0,0 +1,7 @@ +Support for this Lua module has been discontinued. + +Equivalent functionality is available from the dht module in the NodeMCU +firmware code base. Refer to `docs/en/modules/tsl2561.md` for API +documentation. + +The original Lua code can be found in the [git repository](https://github.com/nodemcu/nodemcu-firmware/tree/2fbd5ed509964a16057b22e00aa8469d6a522d73/lua_modules/tsl2561). diff --git a/lua_modules/tsl2561/tsl2561.lua b/lua_modules/tsl2561/tsl2561.lua deleted file mode 100644 index 64409bfa..00000000 --- a/lua_modules/tsl2561/tsl2561.lua +++ /dev/null @@ -1,240 +0,0 @@ --- *************************************************************************** --- tsl2561.lua --- Module for ESP8266 with nodeMCU --- Ported from github.com/Seeed-Studio/Grove_Digital_Light_Sensor --- --- Copyright (c) 2012 seeed technology inc. --- Website : www.seeed.cc --- Author : zhangkun --- Create Time: --- Change Log : 2015-07-21: Ported original code to Lua --- by Marius Schmeding (skybus.io) --- --- MIT License, http://opensource.org/licenses/MIT --- *************************************************************************** - -local TSL2561_Control = 0x80 -local TSL2561_Timing = 0x81 -local TSL2561_Interrupt = 0x86 -local TSL2561_Channel0L = 0x8C -local TSL2561_Channel0H = 0x8D -local TSL2561_Channel1L = 0x8E -local TSL2561_Channel1H = 0x8F - -local TSL2561_Address = 0x29 -- device address - -local LUX_SCALE = 14 -- scale by 2^14 -local RATIO_SCALE = 9 -- scale ratio by 2^9 -local CH_SCALE = 10 -- scale channel values by 2^10 -local CHSCALE_TINT0 = 0x7517 -- 322/11 * 2^CH_SCALE -local CHSCALE_TINT1 = 0x0fe7 -- 322/81 * 2^CH_SCALE - --- Scale table -local S = {} -S.K1T = 0x0040 -- 0.125 * 2^RATIO_SCALE -S.B1T = 0x01f2 -- 0.0304 * 2^LUX_SCALE -S.M1T = 0x01be -- 0.0272 * 2^LUX_SCALE -S.K2T = 0x0080 -- 0.250 * 2^RATIO_SCA -S.B2T = 0x0214 -- 0.0325 * 2^LUX_SCALE -S.M2T = 0x02d1 -- 0.0440 * 2^LUX_SCALE -S.K3T = 0x00c0 -- 0.375 * 2^RATIO_SCALE -S.B3T = 0x023f -- 0.0351 * 2^LUX_SCALE -S.M3T = 0x037b -- 0.0544 * 2^LUX_SCALE -S.K4T = 0x0100 -- 0.50 * 2^RATIO_SCALE -S.B4T = 0x0270 -- 0.0381 * 2^LUX_SCALE -S.M4T = 0x03fe -- 0.0624 * 2^LUX_SCALE -S.K5T = 0x0138 -- 0.61 * 2^RATIO_SCALE -S.B5T = 0x016f -- 0.0224 * 2^LUX_SCALE -S.M5T = 0x01fc -- 0.0310 * 2^LUX_SCALE -S.K6T = 0x019a -- 0.80 * 2^RATIO_SCALE -S.B6T = 0x00d2 -- 0.0128 * 2^LUX_SCALE -S.M6T = 0x00fb -- 0.0153 * 2^LUX_SCALE -S.K7T = 0x029a -- 1.3 * 2^RATIO_SCALE -S.B7T = 0x0018 -- 0.00146 * 2^LUX_SCALE -S.M7T = 0x0012 -- 0.00112 * 2^LUX_SCALE -S.K8T = 0x029a -- 1.3 * 2^RATIO_SCALE -S.B8T = 0x0000 -- 0.000 * 2^LUX_SCALE -S.M8T = 0x0000 -- 0.000 * 2^LUX_SCALE - -S.K1C = 0x0043 -- 0.130 * 2^RATIO_SCALE -S.B1C = 0x0204 -- 0.0315 * 2^LUX_SCALE -S.M1C = 0x01ad -- 0.0262 * 2^LUX_SCALE -S.K2C = 0x0085 -- 0.260 * 2^RATIO_SCALE -S.B2C = 0x0228 -- 0.0337 * 2^LUX_SCALE -S.M2C = 0x02c1 -- 0.0430 * 2^LUX_SCALE -S.K3C = 0x00c8 -- 0.390 * 2^RATIO_SCALE -S.B3C = 0x0253 -- 0.0363 * 2^LUX_SCALE -S.M3C = 0x0363 -- 0.0529 * 2^LUX_SCALE -S.K4C = 0x010a -- 0.520 * 2^RATIO_SCALE -S.B4C = 0x0282 -- 0.0392 * 2^LUX_SCALE -S.M4C = 0x03df -- 0.0605 * 2^LUX_SCALE -S.K5C = 0x014d -- 0.65 * 2^RATIO_SCALE -S.B5C = 0x0177 -- 0.0229 * 2^LUX_SCALE -S.M5C = 0x01dd -- 0.0291 * 2^LUX_SCALE -S.K6C = 0x019a -- 0.80 * 2^RATIO_SCALE -S.B6C = 0x0101 -- 0.0157 * 2^LUX_SCALE -S.M6C = 0x0127 -- 0.0180 * 2^LUX_SCALE -S.K7C = 0x029a -- 1.3 * 2^RATIO_SCALE -S.B7C = 0x0037 -- 0.00338 * 2^LUX_SCALE -S.M7C = 0x002b -- 0.00260 * 2^LUX_SCALE -S.K8C = 0x029a -- 1.3 * 2^RATIO_SCALE -S.B8C = 0x0000 -- 0.000 * 2^LUX_SCALE -S.M8C = 0x0000 -- 0.000 * 2^LUX_SCALE - -local moduleName = ... -local M = {} -_G[moduleName] = M - --- i2c interface ID -local id = 0 - --- local vars -local ch0,ch1,chScale,channel1,channel0,ratio1,b,m,temp,lux = 0 - --- Wrapping I2C functions to retain original calls -local Wire = {} -function Wire.beginTransmission(ADDR) - i2c.start(id) - i2c.address(id, ADDR, i2c.TRANSMITTER) -end - -function Wire.write(commands) - i2c.write(id, commands) -end - -function Wire.endTransmission() - i2c.stop(id) -end - -function Wire.requestFrom(ADDR, length) - i2c.start(id) - i2c.address(id, ADDR,i2c.RECEIVER) - c = i2c.read(id, length) - i2c.stop(id) - return string.byte(c) -end - -local function readRegister(deviceAddress, address) - Wire.beginTransmission(deviceAddress) - Wire.write(address) -- register to read - Wire.endTransmission() - value = Wire.requestFrom(deviceAddress, 1) -- read a byte - return value -end - -local function writeRegister(deviceAddress, address, val) - Wire.beginTransmission(deviceAddress) -- start transmission to device - Wire.write(address) -- send register address - Wire.write(val) -- send value to write - Wire.endTransmission() -- end transmission -end - -function M.getLux() - local CH0_LOW=readRegister(TSL2561_Address,TSL2561_Channel0L) - local CH0_HIGH=readRegister(TSL2561_Address,TSL2561_Channel0H) - --read two bytes from registers 0x0E and 0x0F - local CH1_LOW=readRegister(TSL2561_Address,TSL2561_Channel1L) - local CH1_HIGH=readRegister(TSL2561_Address,TSL2561_Channel1H) - - ch0 = bit.bor(bit.lshift(CH0_HIGH,8),CH0_LOW) - ch1 = bit.bor(bit.lshift(CH1_HIGH,8),CH1_LOW) -end - -function M.init(sda, scl) - i2c.setup(id, sda, scl, i2c.SLOW) - writeRegister(TSL2561_Address,TSL2561_Control,0x03) -- POWER UP - writeRegister(TSL2561_Address,TSL2561_Timing,0x00) --No High Gain (1x), integration time of 13ms - writeRegister(TSL2561_Address,TSL2561_Interrupt,0x00) - writeRegister(TSL2561_Address,TSL2561_Control,0x00) -- POWER Down -end - -function M.readVisibleLux() - writeRegister(TSL2561_Address,TSL2561_Control,0x03) -- POWER UP - tmr.delay(14000) - M.getLux() - - writeRegister(TSL2561_Address,TSL2561_Control,0x00) -- POWER Down - if(ch0/ch1 < 2 and ch0 > 4900) then - return -1 -- ch0 out of range, but ch1 not. the lux is not valid in this situation. - end - return M.calculateLux(0, 0, 0) -- T package, no gain, 13ms -end - -function M.calculateLux(iGain, tInt, iType) - if tInt == 0 then -- 13.7 msec - chScale = CHSCALE_TINT0 - elseif tInt == 1 then -- 101 msec - chScale = CHSCALE_TINT1 - else -- assume no scaling - chScale = bit.lshift(1,CH_SCALE) - end - - if (not iGain) then chScale = bit.lshift(chScale,4) end -- scale 1X to 16X - -- scale the channel values - channel0 = bit.rshift((ch0 * chScale),CH_SCALE) - channel1 = bit.rshift((ch1 * chScale),CH_SCALE) - - ratio1 = 0 - if channel0 ~= 0 then ratio1 = bit.lshift(channel1,(RATIO_SCALE+1))/channel0 end - -- round the ratio value - ratio = bit.rshift((ratio1 + 1),1) - - if iType == 0 then -- T package - if ratio >= 0 and ratio <= S.K1T then - b=S.B1T - m=S.M1T - elseif ratio <= S.K2T then - b=S.B2T - m=S.M2T - elseif ratio <= S.K3T then - b=S.B3T - m=S.M3T - elseif ratio <= S.K4T then - b=S.B4T - m=S.M4T - elseif ratio <= S.K5T then - b=S.B5T - m=S.M5T - elseif ratio <= S.K6T then - b=S.B6T - m=S.M6T - elseif ratio <= S.K7T then - b=S.B7T - m=S.M7T - elseif ratio > S.K8T then - b=S.B8T - m=S.M8T - end - elseif iType == 1 then -- CS package - if ratio >= 0 and ratio <= S.K1C then - b=S.B1C - m=S.M1C - elseif ratio <= S.K2C then - b=S.B2C - m=S.M2C - elseif ratio <= S.K3C then - b=S.B3C - m=S.M3C - elseif ratio <= S.K4C then - b=S.B4C - m=S.M4C - elseif ratio <= S.K5C then - b=S.B5C - m=S.M5C - elseif ratio <= S.K6C then - b=S.B6C - m=S.M6C - elseif ratio <= S.K7C then - b=S.B7C - m=S.M7C - end - end - temp=((channel0*b)-(channel1*m)) - if temp<0 then temp=0 end - temp = temp + bit.lshift(1,(LUX_SCALE-1)) - -- strip off fractional portion - lux = bit.rshift(temp,LUX_SCALE) - return lux -end - -return M diff --git a/lua_modules/tsl2561/tsl2561_EN.md b/lua_modules/tsl2561/tsl2561_EN.md deleted file mode 100644 index 67ed7cf3..00000000 --- a/lua_modules/tsl2561/tsl2561_EN.md +++ /dev/null @@ -1,72 +0,0 @@ -# tsl2561 Module - -##Require -```lua -tsl2561 = require("tsl2561") -``` -## Release -```lua -tsl2561 = nil -package.loaded["tsl2561"]=nil -``` - -##init() -####Description -Setting the I2C pin of tsl2561.
- -####Syntax -init(sda, scl) - -####Parameters -sda: 1~12, IO index.
-scl: 1~12, IO index.
- -####Returns -nil - -####Example -```lua -SDA_PIN = 6 -- sda pin, GPIO12 -SCL_PIN = 5 -- scl pin, GPIO14 - -tsl2561 = require("tsl2561") -tsl2561.init(SDA_PIN, SCL_PIN) - --- release module -tsl2561 = nil -package.loaded["tsl2561"]=nil -``` - -####See also -**-** []() - - -##readVisibleLux() -####Description -Get the Lux reading of visible light
- -####Syntax -readVisibleLux() - -####Parameters -nil.
- -####Returns -nil.
- -####Example -```lua -SDA_PIN = 6 -- sda pin, GPIO12 -SCL_PIN = 5 -- scl pin, GPIO14 - -tsl2561 = require("tsl2561") -tsl2561.init(SDA_PIN, SCL_PIN) -lux = tsl2561.readVisibleLux() - --- release module -tsl2561 = nil -package.loaded["tsl2561"]=nil -``` - -####See also -**-** []() diff --git a/lua_modules/tsl2561/tsl2561_Example.lua b/lua_modules/tsl2561/tsl2561_Example.lua deleted file mode 100644 index b2a10061..00000000 --- a/lua_modules/tsl2561/tsl2561_Example.lua +++ /dev/null @@ -1,25 +0,0 @@ --- *************************************************************************** --- TSL2561 Example Program for ESP8266 with nodeMCU --- --- Written by Marius Schmeding --- --- MIT license, http://opensource.org/licenses/MIT --- *************************************************************************** -tmr.alarm(0, 5000, 1, function() - - SDA_PIN = 6 -- sda pin - SCL_PIN = 5 -- scl pin - - -- init module - tsl2561 = require("tsl2561") - tsl2561.init(SDA_PIN, SCL_PIN) - - -- read value - l = tsl2561.readVisibleLux() - print("lux: "..l.." lx") - - -- release module - tsl2561 = nil - package.loaded["tsl2561"]=nil - -end) \ No newline at end of file