
1734 POINT I/O Module/RSLogix 5000 Controller Tag Reference | |
|
|
1734-232ASC
1 Channel ASCII Interface Module
Input Data | Data Type | Default | Valid Data Values |
|
| Value |
|
|
|
|
|
Receive Record Number | SINT | 0 | |
|
|
|
|
Status | SINT | 0 | 0=No Error |
TX FIFO Overflow | BIT 0 |
| |
|
|
| 1=TX FIFO Overflow Error |
RX FIFO Overflow | BIT 1 |
| 0=No Error |
|
|
| 1=RX FIFO Overflow Error |
RX Parity Error | BIT 2 |
| 0=No Error |
|
|
| 1=RX Parity Overflow Error |
Handshake Error | BIT 6 |
| 0=No Error |
|
|
| 1=Handshake Error |
New Data Flag | BIT 7 |
| 0=No New Data |
|
|
| 1=New Data Present |
|
|
|
|
Length_Lo | SINT | 20 | |
|
|
|
|
Length_Hi | SINT | 0 | 0 or 1 |
|
|
|
|
Data[128] | SINT | 0 | Received ASCII Message |
|
|
|
|
|
|
|
|
Output Data | Data Type | Default | Valid Data Values |
|
| Value |
|
|
|
|
|
Transmit Record Number | SINT | 0 | |
|
|
|
|
Receive Record Number | SINT | 0 | |
|
|
|
|
Status | SINT | 0 | 0=No Error |
TX FIFO Overflow | BIT 0 |
| |
|
|
| 1=TX FIFO Overflow Error |
RX FIFO Overflow | BIT 1 |
| 0=No Error |
|
|
| 1=RX FIFO Overflow Error |
RX Parity Error | BIT 2 |
| 0=No Error |
|
|
| 1=RX Parity Overflow Error |
Handshake Error | BIT 6 |
| 0=No Error |
|
|
| 1=Handshake Error |
New Data Flag | BIT 7 |
| 0=No New Data |
|
|
| 1=New Data Present |
|
|
|
|
Length_Lo | SINT | 20 | |
|
|
|
|
Length_Hi | SINT | 0 | 0 or 1 |
|
|
|
|
Data[128] | SINT | 0 | Transmitted ASCII Message |
|
|
|
|