Pin # | Signal Name | Type | Description |
---|---|---|---|
1 | CTS | input | Clear To Send from host |
2 | TXD | output | Transmit Data |
3 | RXD | input | Receive Data |
4 | DSR | input | Data Set Ready: low to high transition turns the printer on; high to low transition turns the printer off (if enabled). |
5 | GND | Ground | |
6 | DTR | output | Data Terminal Ready: set high when the printer is on. Switched 5v (300mA max). |
7 | N/A | Do Not Use | |
8 | RTS | output | Request to Send: set high when the printer is ready to accept a command or data. |
9 | N/A | Do Not Use | |
10 | N/A | Do Not Use | |
11 | N/A | Do Not Use | |
12 | N/A | Do Not Use | |
13 | N/A | Do Not Use | |
14 | N/A | Do Not Use |
Pin # | Signal Name | Type | Description |
---|---|---|---|
1 | VBUS | - | USB Bus Power |
2 | USB- | bi-directional | I/O signals |
3 | USB+ | bi-directional | I/O signals |
4 | USB_ID | - | Identifies A/B connector |
5 | Return | Ground |