Attributes the System Uses in the Scan Device Point

Attribute Name Description
device stats

A vector updated with communication statistics on an ongoing basis. Each element of the vector contains a counter representing the total number of I/O transactions for a specific condition. These values are incremented indefinitely. To count on a timed bases (e.g. daily), an application should copy values into other attributes (see also clear stats).. Use the following names, defined in rogueGps.h, as offsets into the vector:

Index Value Index Name Contents
0 TRANS_ATTEMPTS Transactions attempted to the GPS receiver.
1 TRANS_SUCCESSFUL Successful transactions to the GPS receiver.
2 WRITE_ERR Transactions failed; unable to write data to the device.
3 READ_ERR Transactions failed; unable to read data from the communication port.
4 TIMEOUT_ERR Transactions failed due to lack of GPS receiver response.
5 DCD_TIMEOUT Transactions failed; timed out waiting for DCD to go clear.
6 CTS_TIMEOUT Transactions failed; timed out waiting for CTS to go high.
7 CRC_ERR Transactions failed; CRC error in one or more frames of the message.
8 BYTE_ERR Transactions failed due bad character count in a returned response.
9 EXCEPTION_RET Transactions failed due to exception returned from GPS receiver.
10 SRBX_REQUEST_RECEIVED Number of transactions received from the GPS receiver.