HCD-HDX285/HDX287WC/HDX585/HDX587WC/HDX589W/HDX685/HDX686W
79
Pin No.
Pin Name
I/O
Description
1
VSS
-
Ground terminal
2
NC
-
Not used
3
DATA
I
Serial data input from the system controller
4
CLK
I
Serial data transfer clock signal input from the system controller
5
LCK
I
Serial data latch pulse signal input from the system controller
6
Q0
O
LED drive signal output terminal for DISC 5 indicator (green) "L": LED on
7
Q1
O
LED drive signal output terminal for DISC 5 indicator (orange) "L": LED on
8
Q2
O
LED drive signal output terminal for DISC 4 indicator (green) "L": LED on
9
Q3
O
LED drive signal output terminal for DISC 4 indicator (orange) "L": LED on
10
Q4
O
LED drive signal output terminal for DISC 3 indicator (green) "L": LED on
11
Q5
O
LED drive signal output terminal for DISC 3 indicator (orange) "L": LED on
12
Q6
O
LED drive signal output terminal for DISC 2 indicator (green) "L": LED on
13
Q7
O
LED drive signal output terminal for DISC 2 indicator (orange) "L": LED on
14
Q8
O
LED drive signal output terminal for DISC 1 indicator (green) "L": LED on
15
Q9
O
LED drive signal output terminal for DISC 1 indicator (orange) "L": LED on
16, 17
Q10, Q11
-
Not used
18
SO
O
Serial data output terminal Not used
19
X-OE
I
Output enable signal input terminal Not used
20
VDD
-
Power supply terminal (+3.3V)
KEY BOARD IC802 BU2099FV (LED DRIVER)