Yamaha SP2060 Service Manual page 22

SP2060
• KSZ872ISL (X5621A00) PHYceiver
Pin
Name I/O
no.
1 MDIO I/O
2 MDC I
3 RXD3/PHYAD Ipd/O
4 RXD2/PHYAD2 Ipd/O
5 RXD1/PHYAD3 Ipd/O
6 RXD0/PHYAD4 Ipd/O
7 VDDIO Pwr
8 GND GND
9 RXDV/CRSDV/PCS_LPBK Ipd/O
10 RXC O
11 RXER/ISO Ipd/O
12 GND GND
13 VDDC Pwr
14 TXER Ipd
15 TXC/REFCLK I/O
16 TXEN Ipd
17 TXD0 Ipd
18 TXD1 Ipd
19 TXD2 Ipd
20 TXD3 Ipd
21 COL/RMII Ipd/O
22 CRS/RMII_BTB Ipd/O
23 GND GND
24 VDDIO Pwr
• LC4032V-75TN48C (X7109A00) CPLD (Complex Programmable Logic Device)
PIN
NAME I/O
No.
1 TDI I Test data in
2 A5 I/O


3 A6 I/O Input/Output

4 A7 I/O
5 GND0 - Ground
6 VCCO0 - Power supply +3.3 V
7 A8 I/O


8 A9 I/O

Input/Output
9 A10 I/O


10 A11 I/O
11 TCK I Test clock input
12 VCC - Power supply +3.3 V
13 GND - Ground
14 A12 I/O


15 A13 I/O

Input/Output
16 A14 I/O


17 A15 I/O

18 CLK1/I I/O

CLK input/Input

19 CLK2/I I/O
20 B0 I/O


21 B1 I/O


22 B2 I/O
Input/Output

23 B3 I/O 

24 B4 I/O
22
Function
Management Independent Interface (MII)
Data I/O.
MII Clock Input.



MII Receiver Data Output.


Digital IO 2.5/3.3V tolerant power supply.
Ground.
MII Receiver Data Valid Output.
MII Receiver Clock Output. Operating at
25MHz=100Mbps, 2.5MHz=10Mbps.
MII Receiver Error Output.
Ground.
Digital core 2.5V only power supply.
MII Transmit Error Input.
MII Transmit Clock Output.
MII Transmit Enable Input.



MII Transmit Data Input.


MII Collision Detect Output.
MII Carrier Sense Output.
Ground.
Digital IO 2.5/3.3V tolerant power supply.
FUNCTION
Pin
Name I/O
no.
25 INT#/PHYAD0 Ipd/O
26 LED0/TEST Ipd/O
27 LED1/SPD100/noFEF Ipd/O
28 LED2/ Ipd/O
29 LED3/NWAYEN Ipd/O
30 PD# Ipd
31 VDDRX Pwr
32 RX- I
33 RX+ I
34 FXSD/FXEN Ipd/O
35 GND GND
36 GND GND
37 REXT I
38 VDDRCV Pwr
39 GND GND
40 TX- O
41 TX+ O
42 VDDTX Pwr
43 GND GND
44 GND GND
45 XO O
46 XI I
47 VDDPLL Pwr
48 RST# Ipu
PIN
NAME I/O
No.
25 TMS I Test mode select
26 B5 I/O


27 B6 I/O Input/Output

28 B7 I/O
29 GND1 - Ground
30 VCCO1 - Power supply +3.3 V
31 B8 I/O


32 B9 I/O

Input/Output
33 B10 I/O


34 B11 I/O
35 TDO O Test data out
36 VCC - Power supply +3.3 V
37 GND - Ground
38 B12 I/O


39 B13 I/O Input/Output

40 B14 I/O
41 B15/GOE1 I/O Input/Output / Global output enable input

42 CLK3/I I/O

CLK input/Input

43 CLK0/I I/O
44 A0/GOE0 I/O Input/Output / Global output enable input
45 A1 I/O


46 A2 I/O

Input/Output
47 A3 I/O 

48 A4 I/O
ENT: IC109
Function
Management Interface (MII) Interrupt Out.
Link/Activity LED Output.
Speed LED Output.
Full-duplex LED Output.
Collision LED Output.
Power Down. 1=Normal operation, 0=Power-
down, Active low.
Analog 2.5V power supply.


Receive Input: Differential receive input pins

for 100FX, 100BaseTX, or 10BaseT.


Fiber Mode Enable/Signal Detect in Fiber
Mode.


Ground.

External resistor (6.49 kΩ) connects to
REXT and GND.
Analog 2.5V power supply.
Ground.
Transmit Outputs: Differential transmit out-
put for 100FX, 100BaseTX, or 10BaseT.
Transmit Outputs: Differential transmit out-
put for 100FX, 100BaseTX, or 10BaseT.
Transmitter 2.5V power supply.


Ground.

XTAL feedback: Used with XI for Xtal appli-
cation.
Crystal Oscillator Input: Input for a crystal
or an external 25 MHz clock.
Analog PLL 2.5V power supply.
Chip Reset. Active low, minimum of 50µs
pulse is required.
CPU: IC014
FUNCTION