6. Event Management > Event Detection
CPS-1848 User Manual
126
June 2, 2014
Formal Status
This document is confidential and is subject to an NDA.
Integrated Device Technology
6.2.4
I
2
C Events
The I2C Interface can detect a number of events, none of which affects the operation of the switch. No additional information is
captured for I2C events other than the fact that the event occurred.
6.2.5
JTAG Events (Revision A/B Only)
The JTAG Interface can detect a single event that affects the operation of the switch; however, no JTAG events are detected by
Revision C parts. No additional information is captured for the JTAG events other than the fact that the event occurred.
Loss of lane ready
Always Detected on links using
IDLE2
Lane {0..47} Error Rate Enable
Register
.LANE_RDY_EN
Training State
Lane {0..47} Error Detect
Register
Loss of lane sync
Always Detected
Lane {0..47} Error Rate Enable
Register
.LANE_SYNC_EN
No Info
Lane {0..47} Error Detect
Register
Table 40: I2C Event Enable and Information Capture Summary
Event
Detection Enable
Information Capture
Enable
Information Captured
I2C checksum error
Aux Port Error Capture Enable
Register
.I2C_CHKSUM_ERR_E
N
Aux Port Error Detect
Register
I2C unexpected start/stop
Always Detected
Aux Port Error Capture Enable
Register
.UNEXP_START_STO
P_EN
Aux Port Error Detect
Register
.UNEXP_START_STO
P
I2C 22-bit memory address
incomplete
Always Detected
Aux Port Error Capture Enable
Register
.I2C_ADDR_ERR_EN
Aux Port Error Detect
Register
I2C acknowledgement error
Always Detected
Aux Port Error Capture Enable
Register
.I2C_ACK_ERR_EN
Aux Port Error Detect
Register
I2C length error
Always Detected
Aux Port Error Capture Enable
Register
.I2C_LENGTH_ERR_E
N
Aux Port Error Detect
Register
Table 41: JTAG Event Enable and Information Capture Summary (Revision A/B Only)
Event
Detection Enable
Information Capture
Enable
Information Captured
JTAG incomplete write
Always Detected
Aux Port Error Capture Enable
Register
.JTAG_ERR_EN
Aux Port Error Detect
Register
.JTAG_ERR
Table 39: Lane Event Enable and Information Capture Summary (Continued)
Event
Detection Enable
Information Capture
Enable
Information Captured