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The Wireless Chat tab (Figure 15) offers a demonstration of sending data

between two modules. There is a window for each connected module.

1. The top of the window shows the address of the associated module.

2. The chat screen shows the chat messages that have been sent and

received.

3. The Send box is where the message text is entered. The message is

transmitted when the Send button is pressed.

4. The To menu selects the address of the connected module that is to

receive the message (the destination address).

5. The TX Times box shows how many times the module has transmitted.

6. The RX Count box counts the number of messages that the module

has received.

7. The Clear button clears all of the messages from the chat window.

8. The RSSI box indicates the signal strength of the last received

message.

9. When the Show As Bytes box is selected the messages are shown as

bytes in the chat window.

Figure 15: The Master Development System Software Wireless Chat Tab

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The Command Set tab (Figure 16) allows specific commands to be written

to the module.

1. The Command box shows the hexadecimal values that are written to

the module. Values can be typed into the box or a command can be

selected from the Commands menu.

2. The Response box shows the hexadecimal values that are returned

from the module in response to a command.

3. The Commands drop-down menu shows all of the commands that

are available for the active module (Figure 17). Selecting one of the

commands from this menu automatically fills in the Command box. The

values can be adjusted by typing in the box.

4. The Items drop down menu displays all of the items that are available

for the active module (Figure 18). Selecting one of the items from

this menu automatically fills in the Command box. The values can be

adjusted by typing in the box.

5. Clicking the Send button writes the values in the Command box to the

module.

6. The structure of the selected command and its response is shown in

the main window. Please see the HumDT™ Series Transceiver Data

Guide for definitions of each value.

7. The Show Commands button opens a window that shows all of the

bytes sent to the module and the responses from the module.

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Figure 16: The Master Development System Software Command Set Tab

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