Altera LCD Multimedia HSMC Manual do Utilizador Página 29

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2–21 Altera Corporation
LCD Multimedia HSMC August 2008
Interfaces/ Connectors
Figure 2–11. Ethernet PHY Schematic
RS232 Serial Interface
The board uses the ADM3202 transceiver chip and a 9-pin D-SUB
connector for RS-232 communications. Table 2–14 below lists RS 232
Serial Interface board reference and manufacturing information.
TD-
ACTIVITY
TXD0
TXD1
TXD2
TXD3
SPEED
ACTIVITY
RD-
PFBOUT
SPEED
ACT
PFBOUT
SPE
DUPLEX
RXD0
RXD1
TD+
RXD2
RXD3
RD+
RX_CLK
RX_DV
RX_ERR
RX_CRS
RX_COL
RXD[0.. 3]
TX_CLK
MDIO
TXD[0..3]
MDC
ETH_RESET_N
TX_EN
VCC33
E_AVCC33
VCC33
E_AGND
E_AGND
E_AGND
E_AGND
VCC33
E_AGND
E_AVCC33
VCC33
VCC33
E_AVCC33
E_AGND
E_AVCC33
E_AGND
E_AGND
VCC33
E_AGND
VCC33
E_AVCC33
ACTIVITY
100Mbps
DUPLEX
R28
49.9
R28
49.9
BC9
0.1U
BC9
0.1U
R26 2. 2KR26 2. 2K
R30
49.9
R30
49.9
R23 33R23 33
R20 33R20 33
BC12
0.1U
BC12
0.1U
R13 120R13 120
BC13
0.1U
BC13
0.1U
BC11
0.1U
BC11
0.1U
U2
DP83848C
U2
DP83848C
TX_CLK
1
TX_EN
2
TXD_0
3
TXD_1
4
TXD_2
5
TXD_3/SNI_MODE
6
PWR_DOWN/INT
7
TCK
8
TDO
9
TMS
10
TRST#
11
TDI
12
RD-
13
RD+
14
AGND
15
TD-
16
TD+
17
PFBIN1
18
AGND
19
RESERVED
20
RESERVED
21
AVDD33
22
PFBOUT
23
RBIAS
24
25MHz_OUT
25
LED_ACT/COL/AN_EN
26
LED_SPEED/AN1
27
LED_LINK/AN0
28
RESET_N
29
MDIO
30
MDC
31
IOVDD33
32
X2
33
X1
34
IOGND
35
DGND
36
PFBIN2
37
RX_CLK
38
RX_DV/MI I_MO DE
39
CRS/CRS_DV/LED_CFG
40
RX_ER/MDIX_EN
41
COL/PHYAD0
42
RXD_0/PHYAD1
43
RXD_1/PHYAD2
44
RXD_2/PHYAD3
45
RXD_3/PHYAD4
46
IOGND
47
IOVDD33
48
BC6
0.1U
BC6
0.1U
R29
49.9
R29
49.9
R11
1.5K
R11
1.5K
R18 33R18 33
DUPLEXLEDR DUPLEXLEDR
R37
2.2K
R37
2.2K
BC8
0.1U
BC8
0.1U
R14 1KR14 1K
R12 120R12 120
R24 4.7KR24 4.7K
C9
10U
C9
10U
C8
10U
C8
10U
R27
49.9
R27
49.9
BC7
0.1U
BC7
0.1U
R21 33R21 33
BC14
0.1U
BC14
0.1U
R33 33R33 33
R31 33R31 33
BC5
0.1U
BC5
0.1U
R16 33R16 33
C6
10U
C6
10U
R34 33R34 33
C7
10U
C7
10U
R19 33R19 33
R17 33R17 33
Y1
25MHZ
Y1
25MHZ
VCC
4
OUT
3
GND
2
EN
1
R35 33R35 33
R22 33R22 33
YELLOW
GREEN
J5
RJ45INTLED
YELLOW
GREEN
J5
RJ45INTLED
CTT
4
RD-
6
CTR
5
TD-
2
TD+
1
RD+
3
NC
7
CHSG
8
SMNT0
13
SMNT1
14
MNT1
15
MNT0
16
D1
9
D2
10
D3
11
D4
12
R32 33R32 33
R25 2. 2KR25 2. 2K
BC15
0.1U
BC15
0.1U
R36 33R36 33
R15 33R15 33
BC10 0.1UBC10 0.1U
Table 2–14. RS232 Serial Interface Manufacturing Information
Board
Reference
Device Description Manufacturer
Manufacturer Part
Number
Manufacturer
Website
U5 High-Speed, 2-Channel
RS232/V.28 Interface Devices
Analog Devices ADM3202 www.analog.com
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