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Board Hardware
VCC3V3
20
1
2
DBG_LED_0
4
DBG_LED_1
6
DBG_LED_2
8
DBG_LED_3
19
11
DBG_LED_4
13
DBG_LED_5
15
DBG_LED_6
17
DBG_LED_7
VCC3V3
20
1
2
OPB_BUS_ERROR
4
PLB_BUS_ERROR
6
FPGA_DONE
8
FPGA_INIT
19
11
FPGA_LCD_RS
13
FPGA_LCD_E
15
FPGA_LCD_RW
17
R388
FPGA_LCD_DIR
0
VCC2V5
FPGA_LCD_DB0
FPGA_LCD_DB1
FPGA_LCD_DB2
FPGA_LCD_DB3
FPGA_LCD_DB4
FPGA_LCD_DB5
FPGA_LCD_DB6
FPGA_LCD_DB7
ML310 User Guide
UG068 (v1.01) August 25, 2004
U36
VCCA
1OE
18
1A1
1Y1
16
1A2
1Y2
14
1A3
1Y3
12
1A4
1Y4
2OE
9
2A1
2Y1
7
2A2
2Y2
5
2A3
2Y3
3
2A4
2Y4
10
GND
SN74LVC244A
U33
VCCA
1OE
18
1Y1
1A1
16
1Y2
1A2
14
1Y3
1A3
12
1Y4
1A4
2OE
9
LCD_RS
2Y1
2A1
7
2Y2
LCD_E
2A2
5
LCD_RW
2Y3
2A3
3
LED_DONE_BUF
2Y4
2A4
10
GND
SN74LVC244A
R373
4.75K
VCC3V3
U35
1
24
VCCA
VCCB
2
23
NC
DIR
NC
3
22
A1
OE
LCD_DB0
4
21
A2
B1
LCD_DB1
5
20
A3
B2
LCD_DB2
6
19
A4
B3
LCD_DB3
7
18
A5
B4
LCD_DB4
8
17
A6
B5
LCD_DB5
9
16
A7
B6
LCD_DB6
10
15
A8
B7
LCD_DB7
11
14
GND1
B8
12
13
GND2
GND3
SN74LVCC3245A
Figure 2-8: LEDs and LCD Connectivity
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Output to Green LEDs
Output to Red/Green LEDs
LED_OPB_ERROR
LED_PLB_ERROR
LED_DONE
LED_INIT
LCD Control
LCD_VLC
LCD_RW
LCD_DB0
LCD_DB2
LCD_DB4
LCD_DB6
LCD_BLV
LCD Data
LCD
J13
1
2
VCC5V
GND
3
4
LCD_RS
5
6
LCD_E
7
8
LCD_DB1
9
10
LCD_DB3
11
12
LCD_DB5
13
14
LCD_DB7
15
16
GND
R
31
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