| 摘要 |
<p>THE PRESENT INVENTION RELATES TO A CIRCUIT FOR CONVERTING DATA OF A SIGNAL LINE IN THE FORM OF LOGICAL PULSES OF CURRENT TO RS232 LEVEL VOLTAGES BETWEEN AN AIR-CONDITIONER AND A COMPUTER. THE CONVERSION CIRCUIT OF THE PRESENT INVENTION IS ABLE TO TROUBLESHOOT THE COMMUNICATION SIGNALS BETWEEN THE INDOOR UNIT AND OUTDOOR UNIT OF AN AIR-CONDITIONER.</p> |
