LAN91C110-PU SMSC, LAN91C110-PU Datasheet - Page 45

• Manufacturer Part Number: LAN91C110-PU
• Description: Ethernet ICs Non-PCI 10/100 Ethernet MAC
• Manufacturer: SMSC
• Type: Single Chip MAC and PHY Controllerr

Specifications of LAN91C110-PU

• Ethernet Connection Type: 10 Base-T, 100 Base-TX
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Product: Ethernet Controllers
• Number Of Transceivers: 1
• Standard Supported: 802.3
• Data Rate: 10 MB, 100 MB
• Supply Voltage (max): 5 V
• Supply Voltage (min): 0 V
• Supply Current (max): 40 mA
• Maximum Operating Temperature: + 70 C
• Package / Case: TQFP-144
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

FEAST Fast Ethernet Controller for PCMCIA and Generic 16-Bit Applications
Datasheet
DRIVER SEND
ALLOCATE
Choose Bank Select
Issue "Allocate Memory"
Register 2
Command to MMU
Call ALLOCATE
Read Interrupt Status Register
Exit Driver Send
Yes
No
Allocation
Passed?
Read Allocation Result
Register
Write Allocated Packet into
Store Data Buffer Pointer
Packet # Register
Write Address Pointer Register
Clear "Ready for Packet" Flag
Copy Part of TX Data Packet
Enable Allocation Interrupt
into RAM
Write Source Address into
Proper Location
Copy Remaining TX Data
Packet into RAM
Enqueue Packet
Set "Ready for Packet" Flag
Return Buffers to Upper Layer
Return
Figure 5.7 - Drive Send and Allocate Routines
SMSC LAN91C110 Rev. B
Page 45
Revision 1.0 (11-04-08)
DATASHEET