LM3S8630 Datasheet, PDF (437/546 Pages) Texas Instruments – Stellaris® LM3S8630 Microcontroller

Stellaris® LM3S8630 Microcontroller
16.3
16.3.1
– Auto-Negotiate Complete
– Remote Fault
– Link Status Change
– Link Partner Acknowledge
– Parallel Detect Fault
– Page Received
– Receive Error
– Jabber Event Detected
Initialization and Configuration
The following sections describe the hardware and software configuration required to set up the
Ethernet Controller.
Hardware Configuration
Figure 16-4 on page 437 shows the proper method for interfacing the Ethernet Controller to a
10/100BASE-T Ethernet jack.
Figure 16-4. Interface to an Ethernet Jack
Stellaris
Microcontroller
PF2/LED1
PF3/LED0
60
59
MDIO ⁵⁸
TXOP ⁴³
PF2/LED1
PF3/LED0
+3.3V
R3
10K
+3.3V
R4 R5
49.9 49.9
C2
C3
10pF 10pF
TXON ⁴⁶
RXIP ⁴⁰
RXIN ³⁷
R8 R9
49.9 49.9
+3.3V
C6
C7
10pF 10pF
C13
0.01UF
10/100BASE-T Ethernet Jack
P2
+3.3V
12 ^G+
R6
11 ^G-
330
3 1CT: 1
C4 +3.3V
5
0.1UF
4
TX+ ₁
TX- ₂
RX+ ₃
4
7 1CT: 1
C5 +3.3V
6
5
RX- ₆
7
8
0.1UF
8
R7 ^+3.3V _{2 Y-}
330
1 Y+
9 NC
10 GND
J3011G21DNL
The following isolation transformers have been tested and are known to successfully interface to
the Ethernet PHY layer.
■ Isolation Transformers
– TDK TLA-6T103
– Bel-Fuse S558-5999-46
– Halo TG22-3506ND
– Pulse PE-68515
– Valor ST6118
April 04, 2010
437
Texas Instruments-Production Data