lan91c95 Standard Microsystems Corp., lan91c95 Datasheet - Page 96

• Manufacturer Part Number: lan91c95
• Description: Isa/pcmcia Full Duplex Single-chip Ethernet And Modem Controller With Ram
• Manufacturer: Standard Microsystems Corp.

Typically there would be three processes using
the pointer:
1)
2)
Transmit
driven)
Receive unloading (interrupt driven)
loading
(sometimes
interrupt
96
3)
1) and 3) also share the usage of the Packet
Number
restoring the PNR is also required from interrupt
service routines.
Transmit Status reading (interrupt driven)
Register.
Therefore
saving
and