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Software Developer’s Manual 349
Register Descriptions
13.7.17 XON Transmitted Count
XONTXC (0404Ch; R)
This register counts the number of XON packets transmitted. These can be either due to a full
queue or due to software initiated action (using TCTL.SWXOFF). This register only increments if
transmits are enabled.
Table 13-109. XONTXC Register Bit Description
13.7.18 XOFF Received Count
XOFFRXC (04050h; R)
This register counts the number of valid XOFF packets received. XOFF packets can use the global
address or the station address. This register only increments if receives are enabled.
Table 13-110. XOFFRXC Register Bit Description
13.7.19 XOFF Transmitted Count
XOFFTXC (04054h; R)
This register counts the number of XOFF packets transmitted. These can be either due to a full
queue or due to software initiated action (using TCTL.SWXOFF). This register only increments if
transmits are enabled.
31 0
XONTXC
Field Bit(s)
Initial
Value
Description
XONTXC 31:0 0b Number of XON packets transmitted.
31 0
XOFFRXC
Field Bit(s)
Initial
Value
Description
XOFFRXC 31:0 0b Number of XOFF packets received.