Changes for page LT-22222-L -- LoRa I/O Controller User Manual
Last modified by Saxer Lin on 2025/04/15 17:24
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... ... @@ -45,44 +45,114 @@ 45 45 46 46 == 1.2 Specifications == 47 47 48 +((( 48 48 **Hardware System:** 50 +))) 49 49 50 -* STM32L072CZT6 MCU 51 -* SX1276/78 Wireless Chip 52 -* Power Consumption: 53 -** Idle: 4mA@12v 54 -** 20dB Transmit: 34mA@12v 52 +* ((( 53 +STM32L072CZT6 MCU 54 +))) 55 +* ((( 56 +SX1276/78 Wireless Chip 57 +))) 58 +* ((( 59 +((( 60 +Power Consumption: 61 +))) 55 55 63 +* ((( 64 +Idle: 4mA@12v 65 +))) 66 +* ((( 67 +20dB Transmit: 34mA@12v 68 +))) 69 +))) 70 + 71 +((( 56 56 **Interface for Model: LT22222-L:** 73 +))) 57 57 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. 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 +))) 64 64 94 +((( 65 65 **LoRa Spec:** 96 +))) 66 66 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. 98 +* ((( 99 +((( 100 +Frequency Range: 101 +))) 85 85 103 +* ((( 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 + 86 86 == 1.3 Features == 87 87 88 88 * LoRaWAN Class A & Class C protocol ... ... @@ -1113,9 +1113,9 @@ 1113 1113 1114 1114 So when sensor active, the current between NEC2501 pin1 and pin2 is: 1115 1115 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.** 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.** 1117 1117 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. 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. 1119 1119 1120 1120 1121 1121 **Example3**: Connect to a 220v high active sensor. ... ... @@ -1127,7 +1127,7 @@ 1127 1127 1128 1128 So when sensor active, the current between NEC2501 pin1 and pin2 is: 1129 1129 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.** 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.** 1131 1131 1132 1132 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. 1133 1133 ... ... @@ -1551,10 +1551,6 @@ 1551 1551 ))) 1552 1552 1553 1553 ((( 1554 - 1555 -))) 1556 - 1557 -((( 1558 1558 (% 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. 1559 1559 ))) 1560 1560 ... ... @@ -1588,7 +1588,7 @@ 1588 1588 ))) 1589 1589 1590 1590 ((( 1591 -= 6. Trouble Shooting 1657 += 6. Trouble Shooting = 1592 1592 ))) 1593 1593 1594 1594 ((( ... ... @@ -1637,43 +1637,43 @@ 1637 1637 1638 1638 ((( 1639 1639 ((( 1640 -**LT-22222-L-XXX:** 1706 +(% style="color:#4f81bd" %)**LT-22222-L-XXX:** 1641 1641 ))) 1642 1642 ))) 1643 1643 1644 1644 ((( 1645 1645 ((( 1646 -**XXX:** 1712 +(% style="color:#4f81bd" %)**XXX:** 1647 1647 ))) 1648 1648 ))) 1649 1649 1650 1650 * ((( 1651 -**EU433**: LT with frequency bands EU433 1717 +(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 1652 1652 ))) 1653 1653 * ((( 1654 -**EU868**: LT with frequency bands EU868 1720 +(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 1655 1655 ))) 1656 1656 * ((( 1657 -**KR920**: LT with frequency bands KR920 1723 +(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 1658 1658 ))) 1659 1659 * ((( 1660 -**CN470**: LT with frequency bands CN470 1726 +(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 1661 1661 ))) 1662 1662 * ((( 1663 -**AS923**: LT with frequency bands AS923 1729 +(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 1664 1664 ))) 1665 1665 * ((( 1666 -**AU915**: LT with frequency bands AU915 1732 +(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 1667 1667 ))) 1668 1668 * ((( 1669 -**US915**: LT with frequency bands US915 1735 +(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 1670 1670 ))) 1671 1671 * ((( 1672 -**IN865**: LT with frequency bands IN865 1738 +(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 1673 1673 ))) 1674 1674 1675 1675 ((( 1676 -* **CN779**: LT with frequency bands CN779 1742 +* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1677 1677 1678 1678 = 8. Packing Info = 1679 1679 ))) ... ... @@ -1684,26 +1684,14 @@ 1684 1684 ))) 1685 1685 ))) 1686 1686 1687 -* ((( 1688 1688 ((( 1689 -LT I/O Controller x 1 1690 -))) 1691 -))) 1692 -* ((( 1693 1693 ((( 1694 -Stick Antenna for LoRa RF part x 1 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 1695 1695 ))) 1696 1696 ))) 1697 -* ((( 1698 -((( 1699 -Bracket for controller x1 1700 -))) 1701 -))) 1702 -* ((( 1703 -((( 1704 -Program cable x 1 1705 -))) 1706 -))) 1707 1707 1708 1708 ((( 1709 1709 (((