EVB9311 SMSC, EVB9311 Datasheet - Page 451

• Manufacturer Part Number: EVB9311
• Description: EVALUATION BOARD LAN9311-NU
• Manufacturer: SMSC
• Series: 0133r

Specifications of EVB9311

• Main Purpose: Interface, Ethernet
• Embedded: No
• Utilized Ic / Part: LAN9311
• Primary Attributes: 2 Ports, 100BASE-TX/10BASE-T, Managed
• Secondary Attributes: 2 PHYs with HP Auto-MDIX, Auto- Flow Control, 32-bit CRC, MDI/MDI-X
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 638-1076

Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface
Datasheet
SMSC LAN9311/LAN9311i
15.5.8
SYMBOL
t
cycle
t
t
t
A[x:1], END_SEL
t
t
t
csh
asu
dsu
csl
ah
dh
nCS, nWR
PIO Write Cycle Timing
Please refer to
Note: A PIO write cycle begins when both nCS and nWR are asserted. The cycle ends when either
Write Cycle Time
nCS, nWR Assertion Time
nCS, nWR De-assertion Time
Address Setup to nCS, nWR Assertion
Address Hold Time
Data Setup to nCS, nWR De-assertion
Data Hold Time
D[15:0]
or both nCS and nWR are de-asserted. These signals may be asserted and de-asserted in any
order.
Section 8.5.8, "PIO Writes," on page 111
Table 15.12 PIO Write Cycle Timing Values
DESCRIPTION
Figure 15.8 PIO Write Cycle Timing
t
asu
DATASHEET
451
t
csl
for a functional description of this mode.
t
t
cycle
dsu
MIN
45
32
13
0
7
0
0
t
dh
t
ah
TYP
t
csh
Revision 1.7 (06-29-10)
MAX
UNITS
nS
nS
nS
nS
nS
nS
nS