(4) Signal polarity |
| |
|
| |
∙Mark | = | Logic "1" |
∙Space | = | Logic "0" (+3 V ∼ +12 V) |
(5)Received data (RXD signal)
∙ Mark | = | 1 |
∙ Space | = | 0 |
(6)Reception control (DTR signal)
∙Mark | : | Data transfer disabled |
∙Space | : | Data transfer enabled |
(4) Signal polarity |
| |
|
| |
∙Mark | = | Logic "1" |
∙Space | = | Logic "0" (+3 V ∼ +12 V) |
(5)Received data (RXD signal)
∙ Mark | = | 1 |
∙ Space | = | 0 |
(6)Reception control (DTR signal)
∙Mark | : | Data transfer disabled |
∙Space | : | Data transfer enabled |
