Last modified by Saxer Lin on 2025/04/15 17:24
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From version < 66.20 >
edited by Xiaoling
on 2022/05/24 13:53
To version < 66.15 >
edited by Xiaoling
on 2022/05/24 13:44
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... ... @@ -45,114 +45,44 @@
45 45  
46 46  == 1.2  Specifications ==
47 47  
48 -(((
49 49  **Hardware System:**
50 -)))
51 51  
52 -* (((
53 -STM32L072CZT6 MCU
54 -)))
55 -* (((
56 -SX1276/78 Wireless Chip 
57 -)))
58 -* (((
59 -(((
60 -Power Consumption:
61 -)))
50 +* STM32L072CZT6 MCU
51 +* SX1276/78 Wireless Chip 
52 +* Power Consumption:
53 +** Idle: 4mA@12v
54 +** 20dB Transmit: 34mA@12v
62 62  
63 -* (((
64 -Idle: 4mA@12v
65 -)))
66 -* (((
67 -20dB Transmit: 34mA@12v
68 -)))
69 -)))
70 -
71 -(((
72 72  **Interface for Model: LT22222-L:**
73 -)))
74 74  
75 -* (((
76 -2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
77 -)))
78 -* (((
79 -2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
80 -)))
81 -* (((
82 -2 x Relay Output (5A@250VAC / 30VDC)
83 -)))
84 -* (((
85 -2 x 0~~20mA Analog Input (res:0.01mA)
86 -)))
87 -* (((
88 -2 x 0~~30V Analog Input (res:0.01v)
89 -)))
90 -* (((
91 -Power Input 7~~ 24V DC. 
92 -)))
58 +* 2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
59 +* 2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
60 +* 2 x Relay Output (5A@250VAC / 30VDC)
61 +* 2 x 0~~20mA Analog Input (res:0.01mA)
62 +* 2 x 0~~30V Analog Input (res:0.01v)
63 +* Power Input 7~~ 24V DC. 
93 93  
94 -(((
95 95  **LoRa Spec:**
96 -)))
97 97  
98 -* (((
99 -(((
100 -Frequency Range:
101 -)))
67 +* Frequency Range:
68 +** Band 1 (HF): 862 ~~ 1020 Mhz
69 +** Band 2 (LF): 410 ~~ 528 Mhz
70 +* 168 dB maximum link budget.
71 +* +20 dBm - 100 mW constant RF output vs.
72 +* +14 dBm high efficiency PA.
73 +* Programmable bit rate up to 300 kbps.
74 +* High sensitivity: down to -148 dBm.
75 +* Bullet-proof front end: IIP3 = -12.5 dBm.
76 +* Excellent blocking immunity.
77 +* Low RX current of 10.3 mA, 200 nA register retention.
78 +* Fully integrated synthesizer with a resolution of 61 Hz.
79 +* FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
80 +* Built-in bit synchronizer for clock recovery.
81 +* Preamble detection.
82 +* 127 dB Dynamic Range RSSI.
83 +* Automatic RF Sense and CAD with ultra-fast AFC.
84 +* Packet engine up to 256 bytes with CRC.
102 102  
103 -* (((
104 -Band 1 (HF): 862 ~~ 1020 Mhz
105 -)))
106 -* (((
107 -Band 2 (LF): 410 ~~ 528 Mhz
108 -)))
109 -)))
110 -* (((
111 -168 dB maximum link budget.
112 -)))
113 -* (((
114 -+20 dBm - 100 mW constant RF output vs.
115 -)))
116 -* (((
117 -+14 dBm high efficiency PA.
118 -)))
119 -* (((
120 -Programmable bit rate up to 300 kbps.
121 -)))
122 -* (((
123 -High sensitivity: down to -148 dBm.
124 -)))
125 -* (((
126 -Bullet-proof front end: IIP3 = -12.5 dBm.
127 -)))
128 -* (((
129 -Excellent blocking immunity.
130 -)))
131 -* (((
132 -Low RX current of 10.3 mA, 200 nA register retention.
133 -)))
134 -* (((
135 -Fully integrated synthesizer with a resolution of 61 Hz.
136 -)))
137 -* (((
138 -FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
139 -)))
140 -* (((
141 -Built-in bit synchronizer for clock recovery.
142 -)))
143 -* (((
144 -Preamble detection.
145 -)))
146 -* (((
147 -127 dB Dynamic Range RSSI.
148 -)))
149 -* (((
150 -Automatic RF Sense and CAD with ultra-fast AFC.
151 -)))
152 -* (((
153 -Packet engine up to 256 bytes with CRC.
154 -)))
155 -
156 156  == 1.3 Features ==
157 157  
158 158  * LoRaWAN Class A & Class C protocol
... ... @@ -1183,9 +1183,9 @@
1183 1183  
1184 1184  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1185 1185  
1186 -[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]** [[image:image-20220524095628-8.png]]= DI1+ / 1K.**
1116 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]** [[image:image-20220524095628-8.png]]= DI1+ / 1K.**
1187 1187  
1188 -If **DI1+ = 24v**, the [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]]** = 24mA , So the LT-22222-L will be able to detect this high active signal.
1118 +If **DI1+ = 24v**, the [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]]** = 24mA , So the LT-22222-L will be able to detect this high active signal.
1189 1189  
1190 1190  
1191 1191  **Example3**: Connect to a 220v high active sensor.
... ... @@ -1197,7 +1197,7 @@
1197 1197  
1198 1198  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1199 1199  
1200 - [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]] = DI1+ / 51K.**
1130 + [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]] = DI1+ / 51K.**
1201 1201  
1202 1202  If sensor output is 220v, the (% id="cke_bm_243359S" style="display:none" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K.  = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
1203 1203  
... ... @@ -1621,6 +1621,10 @@
1621 1621  )))
1622 1622  
1623 1623  (((
1554 +
1555 +)))
1556 +
1557 +(((
1624 1624  (% style="color:#4f81bd" %)**Step1**(%%): Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device.
1625 1625  )))
1626 1626  
... ... @@ -1654,7 +1654,7 @@
1654 1654  )))
1655 1655  
1656 1656  (((
1657 -= 6. Trouble Shooting =
1591 += 6. Trouble Shooting   =
1658 1658  )))
1659 1659  
1660 1660  (((
... ... @@ -1703,43 +1703,43 @@
1703 1703  
1704 1704  (((
1705 1705  (((
1706 -(% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1640 +**LT-22222-L-XXX:**
1707 1707  )))
1708 1708  )))
1709 1709  
1710 1710  (((
1711 1711  (((
1712 -(% style="color:#4f81bd" %)**XXX:**
1646 +**XXX:**
1713 1713  )))
1714 1714  )))
1715 1715  
1716 1716  * (((
1717 -(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1651 +**EU433**: LT with frequency bands EU433
1718 1718  )))
1719 1719  * (((
1720 -(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1654 +**EU868**: LT with frequency bands EU868
1721 1721  )))
1722 1722  * (((
1723 -(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1657 +**KR920**: LT with frequency bands KR920
1724 1724  )))
1725 1725  * (((
1726 -(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1660 +**CN470**: LT with frequency bands CN470
1727 1727  )))
1728 1728  * (((
1729 -(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1663 +**AS923**: LT with frequency bands AS923
1730 1730  )))
1731 1731  * (((
1732 -(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1666 +**AU915**: LT with frequency bands AU915
1733 1733  )))
1734 1734  * (((
1735 -(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1669 +**US915**: LT with frequency bands US915
1736 1736  )))
1737 1737  * (((
1738 -(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1672 +**IN865**: LT with frequency bands IN865
1739 1739  )))
1740 1740  
1741 1741  (((
1742 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1676 +* **CN779**: LT with frequency bands CN779
1743 1743  
1744 1744  = 8. Packing Info =
1745 1745  )))
... ... @@ -1750,14 +1750,26 @@
1750 1750  )))
1751 1751  )))
1752 1752  
1687 +* (((
1753 1753  (((
1689 +LT I/O Controller x 1
1690 +)))
1691 +)))
1692 +* (((
1754 1754  (((
1755 -* LT-22222-L I/O Controller x 1
1756 -* Stick Antenna for LoRa RF part x 1
1757 -* Bracket for controller x1
1758 -* Program cable x 1
1694 +Stick Antenna for LoRa RF part x 1
1759 1759  )))
1760 1760  )))
1697 +* (((
1698 +(((
1699 +Bracket for controller x1
1700 +)))
1701 +)))
1702 +* (((
1703 +(((
1704 +Program cable x 1
1705 +)))
1706 +)))
1761 1761  
1762 1762  (((
1763 1763  (((

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