<
From version < 20.1 >
edited by Herong Lu
on 2022/06/02 10:23
To version < 13.1 >
edited by Edwin Chen
on 2022/05/31 10:04
>
Change comment: There is no comment for this version

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88 88  
89 89  == Upgrade Firmware of LA66 LoRaWAN Shield ==
90 90  
91 -=== what needs to be used ===
92 92  
93 -1.LA66 LoRaWAN Shield that needs to be upgraded
94 94  
95 -2.Arduino
96 -
97 -3.USB TO TTL
98 -
99 -[[image:image-20220602100052-2.png]]
100 -
101 -=== Wiring Schematic ===
102 -
103 -[[image:image-20220602101311-3.png]]
104 -
105 -LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
106 -
107 -GND  >>>>>>>>>>>>GND
108 -
109 -TXD  >>>>>>>>>>>>TXD
110 -
111 -RXD  >>>>>>>>>>>>RXD
112 -
113 -JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
114 -
115 -Connect to the PC after connecting the wires
116 -
117 -[[image:image-20220602102240-4.png]]
118 -
119 -=== Upgrade steps ===
120 -
121 -
122 122  = LA66 USB LoRaWAN Adapter =
123 123  
124 124  LA66 USB LoRaWAN Adapter is the USB Adapter for LA66, it combines a USB TTL Chip and LA66 module which can easy to test the LoRaWAN feature by using PC or embedded device which has USB Interface.
125 125  
126 -== Pin Mapping & LED ==
127 127  
128 128  == Example Send & Get Messages via LoRaWAN in PC ==
129 129  
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135 135  
136 136  === Use AT Command to send an uplink message. ===
137 137  
138 -=== Send CPU/RAM usage to TTN via a script. ===
108 +=== Send CPU/RAM/Flash usage to TTN via a script. ===
139 139  
140 140  
141 141  == Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
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142 142  
143 143  
144 144  == Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
115 +
116 +
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