Operation • | • Chapter 3 |
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3.4 Self Test
This configuration is for A50/A51 self test. Run terminal emulation program to see if what you received is what you typed.
DTE/ 
DCE
A50/A51
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| TA | |
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| TB | |
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| RB |
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| RA |
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In the graph, TA, TB, RA and RB could be either from
A51) are as follows:
SW1
SW2 | Pin1 | Pin2 | Pin3 | Pin4 |
TxD always enabled | On | Off | X | X |
RxD always enabled | X | X | On | Off |
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