Microchip Technology EVB-LAN9252-DIG-IO User Manual page 30

FIGURE B-5: EVB-LAN9252-DIG-IO SCHEMATIC STRAP, GPIO, I2C & FXLOS
5
3V3 3V3
GPIO0 GPIO2
D
J4 J6
LED0_ANODE
R69 LED2_ANODE R70 R71
10.0K 10.0K 10.0K
LED0_CATHODE
LED2_CATHODE
R72 R73
1K 1K
J7 J9
GPIO0 GPIO2 GPIO1
C
LINK/ACT for PORT0
LED0_ANODE D3 1 2
GRN A C
LED0_CATHODE
LINK/ACT for PORT1
LED1_ANODE D4 1 2
GRN A C
LED1_CATHODE
RUNLED
LED2_ANODE D5 1 2
GRN A C
LED2_CATHODE
B
Strap Details
6LJQDO 1DPH /RJLF &RQQHFWRU /(' 3RODULW\ 6WUDS
--   7KH /(' LV VHW DV DFWLYH KLJK

&+,3B02'(
 --   7KH /(' LV VHW DV DFWLYH ORZ
--   7KH /(' LV VHW DV DFWLYH KLJK

&+,3B02'(
 --   7KH /(' LV VHW DV DFWLYH ORZ
7KH /(' LV VHW DV DFWLYH KLJK
--  

((3520 6L]H . ELWV  [  WKURXJK . ELWV . [ 
(36,=(
7KH /(' LV VHW DV DFWLYH ORZ
 --  
((3520 6L]H . ELWV . [  WKURXJK . ELWV . [  RU 0ELWV . [  /$1  RQO\
>'HIDXOW@
Note:
A
--To use GPIOs as LED
* Short 2-3 of both jumpers (ex. for GPIO0 short 2-3 of J4 & J7)
5
4
GPIO [0:2] & LED_POL_Strap
3V3
GPIO1
GPIO0
GPIO1
GPIO2
J5
LED1_ANODE
LED1_CATHODE
R74
1K
J8
6LJQDOV )XQFWLRQV
*3,2 /,1.$&7/('7'2/('32/&+,3B02'(
*3,2 /,1.$&7/('7',/('32/&+,3B02'(
*3,2 581/('/('32/(36,=(
&+,3B02'(> @ 6WUDS 'HWDLOV
&+,3B02'(> @ 3RUW 'HVFULSWLRQ 02'(
3RUW  3+< $
>'HIDXOW@  3257 02'(
3RUW  3+< %
 5(6(59(' 5(6(59('
3RUW  3+< $
 3257
 3RUW  3+< % '2:1675($0 02'(
3RUW  0,,
3RUW  0,,
 3257
 3RUW  3+< %
83675($0 02'(
3RUW  3+< $
4
3 2
3V3
SW3
8 1 I2C2_1
7 2 I2C2_2
6 3 I2C2_3
5 4
I2C2_7
SW DIP-4/SM
FX_Los_Strap_1 & 2
3V3
DNP
R77
10K
ATEST/FXLOSEN
R79
10K
5 5 5HI9ROWDJH )XQFWLRQ
3RXSXODWH '13 9 $ERYH  9 VHOHFWV );/26 IRU SRUWV  DQG 
/HYHO RI  9 VHOHFWV );/26 IRU SRUW  DQG
3RXSXODWH 3RXSXODWH 9
);6'FRSSHU WZLVWHG SDLU IRU SRUW 
IXUWKHU GHWHUPLQHG E\ );6'%
/HYHO RI 9 6HOHFWV );6'  FRSSHU WZLVWHG SDLU

'13
3RXSXODWH IRU SRUWV $ DQG %
'HIDXOW
'HIDXOW 'HIDXOW IXUWKHU GHWHUPLQHG E\ );6'$ DQG );6'%
3 2
1
I2C EEPROM
3V3
3V3
C58
U5 0.1uF
1 5
I2C2_SDA
A0 SDA
2
A1
3
A2
6
I2C2_SCL
SCL
7
WP
24FC512
TH IC.
Different sizes can be mounted
I2C EEPROM Lower size
Below 16K(2K X 8) (24FC04)
I2C EEPROM Higher size
Above 16K(2K X 8) (24FC512 )
FX_Mode_Strap_1 & 2
3V3
DNP
R75 10K
FXSDA/FXLOSA R76 10K
3V3
DNP
R78 10K
FXSDB/FXLOSB R80 10K
3257 02'( 3RXSXODWH '13
&RSSHU
5 5
3257
'HIDXOW
)LEHU 5 5
&RSSHU
5 5
'HIDXOW
3257
)LEHU 5 5
Part Number: Part Number: Part Number: LAN9252-DIG-IO-EVB LAN9252-DIG-IO-EVB LAN9252-DIG-IO-EVB Page: Page: Page: STRAP,GPIO,I2C & FXLOS STRAP,GPIO,I2C & FXLOS STRAP,GPIO,I2C & FXLOS
Project Project Project Board Board Board
Size: Size: Size:
B B B LAN9252-DIG-IO-EVB LAN9252-DIG-IO-EVB LAN9252-DIG-IO-EVB EVB3-9252-DIG-I/O-RevB EVB3-9252-DIG-I/O-RevB EVB3-9252-DIG-I/O-RevB
Name: Name: Name: Name: Name: Name:
Date: Date: Date: Monday, December 08, 2014 Monday, December 08, 2014 Monday, December 08, 2014
1
D
C
B
A
Chennai Chennai Chennai
India India India
Rev Rev Rev
B B B
Sheet Sheet Sheet 7 7 7 of of of 9 9 9