Unipulse F701+ - Page 98

91
6 Useful Functions
91
Useful Functions
Chapter
6
17 (0x0011) Return Slave Busy Count (no count-up for the F701+)
The count of the slave busies issued by a slave device is returned.
18 (0x0012) Return Bus Character Overrun Count (no count-up for the F701+)
The number of times character overrun errors have been detected for the frame that matches the slave
address is read.
20 (0x0014) Clear Overrun Counter and Flag
The overrun counter is cleared, and the error flag is dropped.
[Request]
Function 1 byte 0x08
Sub-function 2 bytes 0x00, 0x11
Data 2 bytes 0x00, 0x00
[Response]
Function 1 byte 0x08
Sub-function 2 bytes 0x00, 0x11
Data 2 bytes Busy
[Request]
Function 1 byte 0x08
Sub-function 2 bytes 0x00, 0x12
Data 2 bytes 0x00, 0x00
[Response]
Function 1 byte 0x08
Sub-function 2 bytes 0x00, 0x12
Data 2 bytes Character, overrun, count
[Request]
Function 1 byte 0x08
Sub-function 2 bytes 0x0
0, 0x14
Data N x 2 bytes 0x00, 0x00
[Response]
Request echo