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T500L Module instruction
manual
Ⅰ、platform construction
The platform construction method is shown in the figure above
1. The MMCX line conducts the RF signal to the test instrument.
2. Use DC power supply 7.5V current limiting 2A.
3. Connect the DB9 serial cable to the PC.
4. Use the SSCOM serial port test software or other serial port debugging software on the
computer (the switch of the test kit should be turned to the position shown in the figure).
Ⅱ、CW mode test instructions and methods
（a）mode test operation instruction:
Common test commands are as follows: (Baud rate is 115200, and you need to check enter and
newline, the command will return PROGRAM OK after success)
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Summary of Contents for Eastern Times Technology T500L
- Page 1 T500L Module instruction manual Ⅰ、platform construction The platform construction method is shown in the figure above 1. The MMCX line conducts the RF signal to the test instrument. 2. Use DC power supply 7.5V current limiting 2A. 3. Connect the DB9 serial cable to the PC.
- Page 2 Prt trimtalk (Switch to trimtalk protocol) prt loralink (Switch to lora link protocol) tx 438.125 (Transmit frequency switched to 438.125Mhz, frequency range 410~470Mhz, interval 25k) rx 438.125 (Receiver frequency switched to 438.125Mhz, frequency range 410~470Mhz, interval 25k) pwr h (using high power 5W) pwr l (using low power 3W) cw on (Start launching) cw off (stop transmitting)
- Page 3 Ⅲ、 Data mode test instructions and methods （a）Data mode test operation instructions: Common test commands are as follows: (Baud rate is 115200, and you need to check enter and newline, the command will return PROGRAM OK after success) Prt trimtalk (Switch to trimtalk protocol) prt loralink (Switch to loralink protocol) tx 438.125 (Transmit frequency switched to 438.125Mhz, frequency range 410~470Mhz, interval 25k)
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Page 4: Fcc Warning
FCC WARNING: Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1 This device may not cause harmful interference, and (2 this device must accept any interference received, including interference that may cause undesired operation. - Page 5 30cm from your body. 2.7 Antennas This radio transmitter FCC ID: 2BDE5-T500L has been approved by Federal Communications Commission to operate with the antenna types listed below, with the maximum permissible gain indicated. Antenna types not included in this list that have a gain greater than the maximum gain indicated for any type listed are strictly prohibited for use with this device.
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