Yamaha RDX-E600MK2 - IC Data

DVD-E600MK2
16
DVD-E600MK2
IC501: µPD16312GB-3B4 [MAIN (1) P.C.B.]
8-bit Microprocessor
1
2
3
4
5
6
7
8
9
10
11
SW1
SW2
SW3
SW4
DOUT
DIN
Vss
CLK
STB
KEY1
KEY2
KEY3 KEY4
VDD
Seg1/KS1 Seg2/KS2 Seg3/KS3 Seg4/KS4 Seg5/KS5 Seg6/KS6
Seg7 Seg8
Grid5
Grid6
Seg16/Grid7
Seg15/Grid8
Seg14/Grid9
Seg13/Grid10
VEE
Seg12/Grid11
Seg11
Seg10
Seg9
OSC Vss LED1 LED2 LED3 LED4 VDD Grid1 Grid2 Grid3 Grid4
33
32
31
30
29
28
27
26
25
24
23
12 13 14 15 16 17 18 19 20 21 22
44 43 42 41 40 39 38 37 36 35 34
D IN
D OUT
CLK
V
DD
(+5 V)
V SS
(0V)
V EE
(-30 V)
Serial I/F
Command decoder Dimming circuit
16-bit
output
latch
Data
selector
11-bit
shift
register
Display memory
16 bits x 11 words
Timing generator key scan
Key data memory (4 x 6)
4-bit latch
Key data memory (4 x 6)
STB
Seg
1
Seg 11
Seg 12 /Grid 11
Seg 16 /Grid 7
Grid 1
Grid 6
LED 4 LED 1
V DD
R
4
4
5
16
5
5
11
11
6
Key
1
to
Key 4
SW 1
to
SW 4
OSC
4-bit
latch
Seg-
ment
driver
Multip lexed
driver
Grid
driver
■ IC DATA