EVB9311 SMSC, EVB9311 Datasheet - Page 447

• 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
15.5.4
SYMBOL
t
t
t
t
cycle
t
t
t
csdv
t
t
A[x:1], END_SEL
csh
asu
don
doff
doh
csl
ah
PIO Read Cycle Timing
Please refer to
nCS, nRD
Note: A host PIO read cycle begins when both nCS and nRD are asserted. The cycle ends when
Read Cycle Time
nCS, nRD Assertion Time
nCS, nRD De-assertion Time
nCS, nRD Valid to Data Valid
Address setup to nCS, nRD Valid
Address Hold Time
Data Buffer Turn On Time
Data Buffer Turn Off Time
Data Output Hold Time
D[15:0]
either or both nCS and nRD are de-asserted. These signals may be asserted and de-asserted
in any order.
Section 8.5.4, "PIO Reads," on page 107
Table 15.8 PIO Read Cycle Timing Values
DESCRIPTION
Figure 15.4 PIO Read Cycle Timing
t
asu
DATASHEET
t
don
t
csdv
447
t
csl
t
for a functional description of this mode.
cycle
t
doh
MIN
45
32
13
0
0
0
0
t
ah
TYP
t
t
doff
csh
Revision 1.7 (06-29-10)
MAX
30
9
UNITS
nS
nS
nS
nS
nS
nS
nS
nS
nS