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https://github.com/joBr99/nspanel-lovelace-ui.git
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removed old driver
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joBr99
@@ -1,265 +0,0 @@
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# Sonoff NSPanel Lovelance UI Serial Protocol driver by joBr99, based on nspanel impemementation of blakadder
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# Sonoff NSPanel Tasmota (Nextion with Flashing) driver | code by peepshow-21
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# based on;
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# Sonoff NSPanel Tasmota driver v0.47 | code by blakadder and s-hadinger
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class Nextion : Driver
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static VERSION = "v0.1.2-beta"
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static CHUNK_FILE = "nextion"
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static header = bytes('55BB')
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var flash_mode
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var ser
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var chunk_url
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var flash_size
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var chunk
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var tot_read
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var last_per
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def crc16(data, poly)
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if !poly poly = 0xA001 end
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# CRC-16 MODBUS HASHING ALGORITHM
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var crc = 0xFFFF
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for i:0..size(data)-1
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crc = crc ^ data[i]
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for j:0..7
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if crc & 1
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crc = (crc >> 1) ^ poly
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else
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crc = crc >> 1
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end
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end
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end
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return crc
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end
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def encode(payload)
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var b = bytes()
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b += self.header
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b.add(size(payload), 1) # add size as 1 byte
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b += bytes().fromstring(payload)
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var msg_crc = self.crc16(b)
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b.add(msg_crc, 2) # crc 2 bytes, little endian
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return b
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end
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def encodenx(payload)
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var b = bytes().fromstring(payload)
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b += bytes('FFFFFF')
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return b
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end
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def sendnx(payload)
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import string
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var payload_bin = self.encodenx(payload)
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self.ser.write(payload_bin)
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log(string.format("NSP: Nextion command sent = %s",str(payload_bin)), 3)
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end
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def send(payload)
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var payload_bin = self.encode(payload)
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if self.flash_mode==1
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log("NSP: skipped command becuase still flashing", 3)
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else
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self.ser.write(payload_bin)
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log("NSP: payload sent = " + str(payload_bin), 3)
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end
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end
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def getPage(url)
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var s
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var retry = 0
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while (retry>=0 && retry<5)
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var wc = webclient()
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wc.begin(url)
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var r = wc.GET()
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if (r==200)
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s = wc.get_string()
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retry = -1
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else
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s = nil
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retry = retry + 1
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log("NSP: HTTP retry required")
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end
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wc.close()
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end
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if (s==nil)
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log("NSP: Failed to load chunk over http")
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end
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return s
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end
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def write_to_file(b)
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log("DBG: Write to file")
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var f = open("test.bin","a")
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f.write(b)
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f.close()
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end
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def write_to_nextion(b)
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self.ser.write(b)
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end
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def write_chunk()
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import string
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var name = string.format("%s/%s-%04d.hex",self.chunk_url,self.CHUNK_FILE,self.chunk)
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var s = self.getPage(name)
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var b = bytes(s)
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#self.write_to_file(b)
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self.write_to_nextion(b)
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return b.size()
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end
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def init()
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log("NSP: Initializing Driver")
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self.ser = serial(17, 16, 115200, serial.SERIAL_8N1)
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#self.sendnx('DRAKJHSUYDGBNCJHGJKSHBDN')
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self.flash_mode = 0
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end
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def screeninit()
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log("NSP: Screen Initialized")
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self.sendnx("berry_ver.txt=\"berry: "+self.VERSION+"\"")
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end
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def split_55(b)
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var ret = []
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var s = size(b)
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var i = s-1 # start from last
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while i > 0
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if b[i] == 0x55 && b[i+1] == 0xBB
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ret.push(b[i..s-1]) # push last msg to list
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b = b[(0..i-1)] # write the rest back to b
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end
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i -= 1
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end
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ret.push(b)
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return ret
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end
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def every_50ms()
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import string
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if self.ser.available() > 0
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var msg = self.ser.read()
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if size(msg) > 0
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log(string.format("NSP: Received Raw = %s",str(msg)), 3)
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if (self.flash_mode==1)
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var str = msg[0..-4].asstring()
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log(str, 3)
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if (string.find(str,"comok 2")==0)
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self.sendnx(string.format("whmi-wri %d,115200,res0",self.flash_size))
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elif (size(msg)==1 && msg[0]==0x05)
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var x = self.write_chunk()
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self.tot_read = self.tot_read + x
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self.chunk = self.chunk + 1
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var per = (self.tot_read*100)/self.flash_size
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if (self.last_per!=per)
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self.last_per = per
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tasmota.publish_result(string.format("{\"Flashing\":{\"complete\": %d}}",per), "RESULT")
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end
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if (self.tot_read==self.flash_size)
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log("NSP: Flashing complete")
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self.flash_mode = 0
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end
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tasmota.yield()
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end
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else
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if msg == bytes('000000FFFFFF88FFFFFF')
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self.screeninit()
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elif msg[0..1] == self.header
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var jm3 = string.format("{\"raw\":\"%s\"}",str(msg))
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tasmota.publish_result(jm3, "RESULT")
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var lst = self.split_55(msg)
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for i:0..size(lst)-1
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msg = lst[i]
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var j = msg[2]+2
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msg = msg[3..j]
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if size(msg) > 2
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var jm2 = string.format("{\"csv\":\"%s\"}",msg.asstring())
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tasmota.publish_result(jm2, "RESULT")
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end
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end
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elif msg[0]==0x7B
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var jm = string.format("{\"json\":%s}",msg[0..-1].asstring())
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tasmota.publish_result(jm, "RESULT")
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elif msg[0]==0x07 # T
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tasmota.cmd("buzzer 1,1")
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else
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var jm = string.format("{\"nextion\":\"%s\"}",str(msg[0..-4]))
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tasmota.publish_result(jm, "RESULT")
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end
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end
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end
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end
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end
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def begin_file_flash()
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self.flash_mode = 1
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var f = open("test.bin","w")
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f.close()
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while self.tot_read<self.flash_size
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var x = self.write_chunk()
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self.tot_read = self.tot_read + x
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self.chunk = self.chunk + 1
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tasmota.yield()
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end
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end
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def begin_nextion_flash()
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self.sendnx('DRAKJHSUYDGBNCJHGJKSHBDN')
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self.sendnx('recmod=0')
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self.sendnx('recmod=0')
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self.sendnx("connect")
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self.flash_mode = 1
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end
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def start_flash(url)
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self.last_per = -1
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self.chunk_url = url
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import string
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var file = (string.format("%s/%s.txt",self.chunk_url,self.CHUNK_FILE))
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var s = self.getPage(file)
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self.flash_size = int(s)
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self.tot_read = 0
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self.chunk = 0
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#self.begin_file_flash()
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self.begin_nextion_flash()
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end
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end
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var nextion = Nextion()
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tasmota.add_driver(nextion)
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def flash_nextion(cmd, idx, payload, payload_json)
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def task()
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nextion.start_flash(payload)
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end
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tasmota.set_timer(0,task)
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tasmota.resp_cmnd_done()
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end
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tasmota.add_cmd('FlashNextion', flash_nextion)
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def send_cmd(cmd, idx, payload, payload_json)
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nextion.sendnx(payload)
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tasmota.resp_cmnd_done()
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end
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tasmota.add_cmd('Nextion', send_cmd)
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def send_cmd2(cmd, idx, payload, payload_json)
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nextion.send(payload)
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tasmota.resp_cmnd_done()
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end
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tasmota.add_cmd('Screen', send_cmd2)
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tasmota.cmd("Rule3 1") # needed until Berry bug fixed
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tasmota.cmd("State")
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