def unknown_length(TX_DATA):
print("------------------------")
print("send with unknown recive length")
RESULT, RX_DATA = mcu.PROTOCOL_UART_TXRX_EX(0, TX_DATA, 250, 3000)
print("RESULT:" + str(RESULT))
print("RX_DATA:")
print(RX_DATA)
#print([hex(x).upper() for x in RX_DATA])
#print("".join("0x%02x " % i for i in RX_DATA))
time.sleep(3)
print("------------------------")
def known_length(TX_DATA,RX_LENGTH):
print("------------------------")
print("send with known recive length")
RESULT,RX_DATA = mcu.PROTOCOL_UART_TX_RX(0,TX_DATA,RX_LENGTH)
print("RESULT:" + str(RESULT))
print("RX_DATA:")
#print([hex(x).upper() for x in RX_DATA])
print("".join("0x%02x " % i for i in RX_DATA).upper())
time.sleep(3)
print("------------------------")
print("open port & init mcu")
#mcu.ser=serial.Serial("COM57",115200,timeout=1)
mcu.ser = serial.Serial("/dev/ttyS0", 115200,
timeout=1) #for PI (not ttyAMA0)(use /dev/ttyS0)
time.sleep(5)
print("mcu ok\n")
print("------------------------")
print("CHECK")
print("========================")
print("CHECK INTERNET")
print("------------------------")
print("CHECK TIME")
#TODO
current_mcu_time = mcu.GET_RTC_DATE_TIME()
print(current_mcu_time)
#get PI time
#and sync time
print("------------------------")
print("CHECK PI VERSION")
#TODO
print("CHECK MCU VERSION")
current_mcu_version = mcu.GET_INFO_VERSION()
print(current_mcu_version)
if (current_mcu_version < Conf.latest_mcu_version):
#need update
print("please update mcu")
# else:
# print("-----no internet------")
# print("-----pass time check------")
# current_mcu_time = mcu.GET_RTC_DATE_TIME()
# print("MCU RTC time:")
# print(current_mcu_time)
# #set system time to mcu RTC clock time
print("------------------------")
print("CHECK PI VERSION")
#TODO
print("CHECK MCU VERSION")
current_mcu_version = mcu.GET_INFO_VERSION()
print(current_mcu_version)
if (current_mcu_version < Conf.latest_mcu_version):
#need update
print("please update mcu")
else:
print("newest version")
print("------------------------")
print("SET SENSOR")
mcu.SET_POLLING_SENSOR(Conf.POLL_TEMP, Conf.POLL_CO2, Conf.POLL_TVOC,
Conf.POLL_LIGHT, Conf.POLL_PMS, Conf.POLL_RTC)
print("CHECK SENSOR")
print(mcu.GET_INFO_SENSOR_POR())
def sim7600_sending_task():
global initialize_flag
global sim7600_fail_flag
global stop_query_sensor
global sim7600_moudule
global gps_lat, gps_lon
while (initialize_flag != 1):
time.sleep(5)
print("sim7600_sending_task start!!!")
mcu.PROTOCOL_UART_BEGIN(0, 4) #use port:0 / set to '4' as 115200 baud
while (sim7600_moudule):
try:
time.sleep(
Conf.sim7600_send_interval * 0.4
) #60 seconds/ but in seperate part / to shift away form upload
stop_query_sensor = 1 #halt getting sensor data for a while
#pairs = datetime.utcnow().strftime("%Y-%m-%d %H:%M:%S").split(" ")
#msg = ""
#message_package_part = []
#if((gps_lat != "") and (gps_lon != "")):
# msg = msg + "|gps_lon="+ gps_lon + "|gps_lat=" + gps_lat
#if(CO2 != 65535):
# msg = msg + "|s_g8=" + str(CO2)
#msg = msg + "|s_t0=" + str(TEMP) + "|app=" + str(Conf.APP_ID) + "|date=" + pairs[0] + "|s_d0=" + str(PM25_AE) + "|s_h0=" + str(HUM) + "|device_id=" + Conf.DEVICE_ID + "|s_gg=" + str(TVOC) + "|ver_app=" + str(Conf.ver_app) + "|time=" + pairs[1] + "|s_s0=" + str(Leq_Median) + "|s_s0M=" + str(Leq_Max) + "|s_s0m=" + str(Leq_Min) + "|s_s0L=" + str(Leq)
#print("------------------------")
#print("msg_for_sim7600:",msg)
print("=============================================")
#clear input buffer
#while(ser.inWaiting()!=0):
# data = mcu.ser.readline()
mcu.ser.reset_input_buffer()
at_cmd = "AT\r"
check_cmd = mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250,
3000)
if (check_cmd[1] == "empty"):
print("NO moudle")
sim7600_moudule = 0
raise 'error'
#print("----start GPS----")
at_cmd = "AT+CGPS=1\r"
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
#print("----get GPS data----")
at_cmd = "AT+CGPSINFO\r"
gps_info = mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
gps_info_str = ""
for i in range(len(gps_info[1])):
gps_info_str = gps_info_str + chr(gps_info[1][i])
gps_info_str = gps_info_str.replace("\n", "").replace("\r",
"").replace(
"OK", "")
#print(gps_info_str)
gps_info_str = gps_info_str.split(":")[1]
#print(gps_info_str)
#put dummy here
#gps_info_str = "3113.343286,N,12121.234064,E,250311,072809.3,44.1,0.0,0"
gps_info_str = gps_info_str.strip(" ")
gps_info_str = gps_info_str.split(",")
#check if it is empty here
if ((gps_info_str[0] != "") and (gps_info_str[2] != "")):
gps_lat = gps_info_str[0]
gps_lat_a = int(gps_lat[:2])
gps_lat_b = float(gps_lat[2:])
gps_lat = round(gps_lat_a + (gps_lat_b / 60), 4)
gps_lat = str(gps_lat)
gps_NS = gps_info_str[1]
gps_lon = gps_info_str[2]
gps_lon_a = int(gps_lon[:3])
gps_lon_b = float(gps_lon[3:])
gps_lon = round(gps_lon_a + (gps_lon_b / 60), 4)
gps_lon = str(gps_lon)
gps_EW = gps_info_str[3]
gps_date = gps_info_str[4]
gps_time = gps_info_str[5]
gps_alt = gps_info_str[6]
gps_speed = gps_info_str[7]
gps_speed = round(float(gps_speed) * 1.852, 4)
else:
gps_lat = ""
gps_lon = ""
#print("-------!!---------")
#print("gps_lat :" + gps_lat)
#print("gps_lon :" + gps_lon)
#print("-------!!---------")
#print("----MQTT part----")
at_cmd = "AT+CMQTTSTART\r"
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
#print("----MQTT set client----")
at_cmd = "AT+CMQTTACCQ=0,\"" + Conf.DEVICE_ID + "\"\r"
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
#print("----MQTT set connection----")
at_cmd = "AT+CMQTTCONNECT=0,\"tcp://35.162.236.171:8883\",20,1,\"maps\",\"iisnrl\"\r"
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
time.sleep(3)
#print("----MQTT set topic----")
at_cmd = "AT+CMQTTTOPIC=0,23\r"
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
at_cmd = "MAPS/MAPS6/" + Conf.DEVICE_ID + "\r"
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
#set MQTT message
pairs = datetime.utcnow().strftime("%Y-%m-%d %H:%M:%S").split(" ")
msg = ""
if ((gps_lat != "") and (gps_lon != "")):
msg = msg + "|gps_lon=" + gps_lon + "|gps_lat=" + gps_lat
if (CO2 != 65535):
msg = msg + "|s_g8=" + str(CO2)
msg = msg + "|s_t0=" + str(TEMP) + "|app=" + str(
Conf.APP_ID) + "|date=" + pairs[0] + "|s_d0=" + str(
PM25_AE) + "|s_h0=" + str(
HUM) + "|device_id=" + Conf.DEVICE_ID + "|s_gg=" + str(
TVOC) + "|ver_app=" + str(
Conf.ver_app) + "|time=" + pairs[1]
#if(Leq != 0):
# msg = msg + "|s_s0=" + str(Leq_Median) + "|s_s0M=" + str(Leq_Max) + "|s_s0m=" + str(Leq_Min) + "|s_s0L=" + str(Leq)
if (temp_data != 0):
msg = msg + "|add_temp=" + str(temp_data) + "|add_RH=" + str(
rh_data)
msg = msg + "|MQ"
payload_len = len(msg)
#print("----MQTT set message----") #fix
at_cmd = "AT+CMQTTPAYLOAD=0," + str(payload_len) + "\r"
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
#add payload
at_cmd = msg
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
#print("----publish MQTT message----")
at_cmd = "AT+CMQTTPUB=0,1,60\r"
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
#print("----Disconnect from the server----")
at_cmd = "AT+CMQTTDISC=0,60\r"
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
time.sleep(1)
#print("----MQTT release client----")
at_cmd = "AT+CMQTTREL=0"
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
time.sleep(1)
#print("----stop MQTT----")
at_cmd = "AT+CMQTTSTOP\r"
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
#should add clean buffer here
#mcu.ser.readline()
#mcu.ser.readline()
#mcu.ser.readline()
mcu.ser.reset_input_buffer()
stop_query_sensor = 0 #resume getting sensor data
sim7600_fail_flag = 0 #sim7600 is good
time.sleep(Conf.sim7600_send_interval *
0.6) #the rest of time interval
except:
print("=====sim7600 Fail====")
traceback.print_exc()
#should add clean buffer here
#mcu.ser.readline()
#mcu.ser.readline()
#mcu.ser.readline()
mcu.ser.reset_input_buffer()
sim7600_fail_flag = 1
stop_query_sensor = 0 #keep getting data
try:
print("START")
print("========================")
print("open port & init mcu")
#mcu.ser=serial.Serial("COM57",115200,timeout=1)
mcu.ser=serial.Serial("/dev/ttyS0",115200,timeout=3) #for PI (not ttyAMA0)(use /dev/ttyS0)
time.sleep(5)
print("mcu ok\n")
print("------------------------")
print("check I/O and device busy")
#mcu.GET_INFO_VERSION()
print(mcu.GET_INFO_SENSOR_POR())
print("open uart\n")
mcu.PROTOCOL_UART_BEGIN(0,4)
time.sleep(1)
mcu.CLEAR_INPUT()
time.sleep(1)
#TX_DATA = AT +CR (0x41 0x54 0x0D)
#TX_DATA = [0x41,0x54,0x0D]
try:
print("START")
print("========================")
print("open port & init mcu")
#mcu.ser=serial.Serial("COM57",115200,timeout=1)
mcu.ser = serial.Serial("/dev/ttyS0", 115200,
timeout=3) #for PI (not ttyAMA0)(use /dev/ttyS0)
time.sleep(5)
print("mcu ok\n")
print("------------------------")
print("check I/O and device busy")
#mcu.GET_INFO_VERSION()
print(mcu.GET_INFO_SENSOR_POR())
print("open uart\n")
mcu.PROTOCOL_UART_BEGIN(0, 4)
time.sleep(1)
mcu.CLEAR_INPUT()
time.sleep(1)
#TX_DATA = AT +CR (0x41 0x54 0x0D)
#TX_DATA = [0x41,0x54,0x0D]
TX_DATA = "AT\r".encode()
#TX_DATA = bytearray()
def nbiot_sending_task():
global initialize_flag
global nbiot_fail_flag
global stop_query_sensor
global nbiot_moudule
global gps_lat, gps_lon
while (initialize_flag != 1):
time.sleep(5)
print("nbiot_sending_task start!!!")
print(Conf.prifix)
mcu.PROTOCOL_UART_BEGIN(0, 4) #use port:0 / set to '4' as 115200 baud
#mcu.PROTOCOL_UART_BEGIN(0,0)
while (nbiot_moudule):
try:
time.sleep(
Conf.nbiot_send_interval * 0.7
) #600 seconds/ but in seperate part / to shift away form upload
stop_query_sensor = 1 #halt getting sensor data for a while
#check if the nbiot module is on board
at_cmd = "AT\r"
check_cmd = mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250,
3000)
#print(check_cmd)
#print(check_cmd[1])
#print(type(check_cmd[1]))
if (check_cmd[1] == "empty"):
print("NO moudle")
nbiot_moudule = 0
raise 'error'
#get GPS info
at_cmd = "AT+CGNSPWR=1\r"
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
at_cmd = "AT+CGNSINF\r"
gps_info = mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
#print("@@This is GPS 1 @@")
#print(gps_info)
gps_info_str = ""
for i in range(len(gps_info[1])):
gps_info_str = gps_info_str + chr(gps_info[1][i])
gps_info_str = gps_info_str.replace("\n", "").replace("\r",
"").replace(
"OK", "")
gps_info_str = gps_info_str.split(":")[1]
gps_info_str = gps_info_str.strip(" ")
gps_info_str = gps_info_str.split(",")
print("@@This is GPS 2 @@")
print(gps_info_str)
#check if it is empty here
if (gps_info_str[1] == "1"):
gps_lat = gps_info_str[3]
#gps_lat_a = int(gps_lat[:2])
#gps_lat_b = float(gps_lat[2:])
#gps_lat = round(gps_lat_a + (gps_lat_b/60),4)
#gps_lat = str(gps_lat)
#gps_NS = gps_info_str[1]
gps_lon = gps_info_str[4]
#gps_lon_a = int(gps_lon[:3])
#gps_lon_b = float(gps_lon[3:])
#gps_lon = round(gps_lon_a + (gps_lon_b/60),4)
#gps_lon = str(gps_lon)
#gps_EW = gps_info_str[3]
#gps_date = gps_info_str[4]
#gps_time = gps_info_str[5]
#gps_alt = gps_info_str[6]
gps_speed = gps_info_str[6]
#gps_speed = round(float(gps_speed)*1.852,4)
else:
print("no GPS")
gps_lat = ""
gps_lon = ""
#
pairs = datetime.utcnow().strftime("%Y-%m-%d %H:%M:%S").split(" ")
msg = ""
message_package_part = []
if ((gps_lat != "") and (gps_lon != "")):
msg = msg + "|gps_lon=" + gps_lon + "|gps_lat=" + gps_lat
if (CO2 != 65535):
msg = msg + "|s_g8=" + str(CO2)
msg = msg + "|s_t0=" + str(TEMP) + "|app=" + str(
Conf.APP_ID) + "|date=" + pairs[0] + "|s_d0=" + str(
PM25_AE) + "|s_h0=" + str(
HUM) + "|device_id=" + Conf.DEVICE_ID + "|s_gg=" + str(
TVOC) + "|ver_app=" + str(
Conf.ver_app) + "|time=" + pairs[1]
if ((Leq != 0) and (Leq != float("inf"))):
msg = msg + "|s_s0=" + str(Leq_Median) + "|s_s0M=" + str(
Leq_Max) + "|s_s0m=" + str(Leq_Min) + "|s_s0L=" + str(Leq)
msg = msg + "|MQ"
print("------------------------")
print("msg_for_nbiot:", msg)
msg = Conf.prifix + msg
payload_len = len(
msg) #remember to add tpoic length (2 byte in this case)
payload_len = payload_len + 2
#MQTT Remaining Length calculate
#currently support range 0~16383(1~2 byte)
if (payload_len < 128):
payload_len_hex = hex(payload_len).split('x')[-1]
else:
a = payload_len % 128
b = payload_len // 128
a = hex(a + 128).split('x')[-1]
b = hex(b).split('x')[-1]
b = b.zfill(2)
payload_len_hex = str(a) + " " + str(b)
msg_hex = formatStrToInt(msg)
# add_on = PUB_CMD / Remaim Length / topic length (MAPS/MAPS6/xxxxxxxxxxxx > 0x17)
add_on = "30 " + str(payload_len_hex.upper()) + " 00 17 "
end_line = "1A"
message_package = add_on + msg_hex + end_line
message_package = message_package.upper()
print("=============================================")
print("connect_pack:")
print(Conf.connect_pack.upper())
print("----------------")
print("message_package:")
print(message_package)
#seperate message to little part / because buffer issue
n = 141 #just because a line is about 141 char long
for i in range(0, len(message_package), n):
message_package_part.append(message_package[i:i + n])
#print("this is part:")
#print(message_package_part)
print("=============================================")
#should add clean buffer here
#at_cmd = "AT\r"
#check_cmd = mcu.PROTOCOL_UART_TXRX_EX(0,at_cmd.encode(),250,3000)
#print(check_cmd)
#print(check_cmd[1])
#print(type(check_cmd[1]))
#if(check_cmd[1] == "empty"):
# print("NO moudle")
# nbiot_moudule = 0
# raise 'error'
#
#time.sleep(1)
#print("----NBIOT init----")
at_cmd = "AT+CIPSHUT\r"
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
time.sleep(1)
#print("-------CIPSHUT---------")
at_cmd = "AT+CSQ\r"
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
#time.sleep(1)
#print("----check CSQ-----")
at_cmd = "AT+CNMP=38\r"
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
#time.sleep(1)
#print("----LTE only-----")
at_cmd = "AT+CMNB=2\r"
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
#time.sleep(1)
#print("----use NB-Iot-----")
at_cmd = "AT+CIPSENDHEX=1\r"
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
#time.sleep(1)
#print("-------HEX---------")
at_cmd = "AT+CGREG?\r"
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
#time.sleep(1)
#print("-------CGREG---------")
at_cmd = "AT+CGATT?\r"
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
#time.sleep(1)
#print("-------CGATT---------")
at_cmd = "AT+CGNAPN\r"
apn_name = mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
time.sleep(1)
print("----Get APN-----")
str_apn = ""
for i in range(len(apn_name[1])):
str_apn = str_apn + chr(apn_name[1][i])
#print(str_apn)
#print("-------!!---------")
str_apn = str_apn.replace("\n", "").replace("\r",
"").replace("OK", "")
#print(str_apn)
str_apn = str_apn.split(",")[1]
#print(str_apn)
at_cmd = "AT+CSTT=" + str_apn + "\r"
#print("!!!!!!!!!!!!!!!!!!!!!!!!")
print("this is CSTT cmd(with APN): " + at_cmd)
#print("!!!!!!!!!!!!!!!!!!!!!!!!")
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
time.sleep(2)
#print("-------CSTT---------")
#at_cmd = "AT+CIPSTATUS\r"
#mcu.PROTOCOL_UART_TXRX_EX(0,at_cmd.encode(),250,3000)
#time.sleep(1)
#print("-------AT+CIPSTATUS---------")
at_cmd = "AT+CIICR\r"
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
#time.sleep(1)
#print("------CIICR----------")
at_cmd = "AT+CIFSR\r"
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
#time.sleep(1)
#print("----Get IP-----")
at_cmd = "AT+CIPSTART=\"TCP\",\"35.162.236.171\",\"8883\"\r"
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
time.sleep(2)
print("----Start connection----")
at_cmd = "AT+CIPSEND\r"
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
time.sleep(2)
#print("-------SEND---------")
#connect pack
at_cmd = Conf.connect_pack.upper()
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
time.sleep(2)
print("----Conncet pack----")
#send_pack_in_loop
for i in range(len(message_package_part)):
at_cmd = message_package_part[i]
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
time.sleep(2)
print("----Send OK----")
at_cmd = "AT+CIPCLOSE\r"
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
time.sleep(1)
#print("-------close---------")
at_cmd = "AT+CIPSHUT\r"
mcu.PROTOCOL_UART_TXRX_EX(0, at_cmd.encode(), 250, 3000)
time.sleep(1)
print("----Chip shut----")
#should add clean buffer here
mcu.ser.readline()
mcu.ser.readline()
mcu.ser.readline()
stop_query_sensor = 0 #resume getting sensor data
nbiot_fail_flag = 0 #nbiot is good
time.sleep(Conf.nbiot_send_interval *
0.3) #the rest of time interval
except:
print("=====NBIOT Fail====")
#should add clean buffer here
mcu.ser.readline()
mcu.ser.readline()
mcu.ser.readline()
nbiot_fail_flag = 1
stop_query_sensor = 0 #keep getting data