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KD-LH3150, KD-LH3100
4.14 MN102H60KCG (IC801) : LCD display sub CPU
• Pin layout
25
• Pin function
Pin No.
Symbol
1
RES
2
RE
3
WE
4
VccWCNT
5
RY/BY
6
CS1
7
NC
8
SWLED4
9
SWLED5
10
SWLED6
11
NC
12
/WORD
13 to 16
A0 to A3
17
VDD
18
NC
19
GND
20
XI
21
NC
22
VDD
23
OSCI
24
OSCO
25
MODE
26 to 33
A4 to A11
34
AVDD
35 to 42
A12 to A19
43
VREF-
44
A20
45
Thermal
46
ANA
47
WDOUT
48
PON
49
RD
50
LCDCLK
51
WR
52,53
NC
54
VREF+
55
RS
1-40 (No.49838)
100
76
1
75
51
26
50
I/O
O
LCD reset output
O
Read enable output for extension memory
O
Write enable output for extension memory
O
Writing voltage control for external ROM
I
Read/Busy input for extension memory
O
Chip select1 output for extension memory
O
Not use
O
SW_LED flashing output 4 for [PRESET1-6] key LED
O
SW_LED flashing output 5 for [SEEKUP]+[SEEKDOWN] key LED
O
SW_LED flashing output 6 for [DISCUP]+[DISCDOWN] key LED
O
Not use
I
Bus width setting for extension memory (H: 8-bit width)
O
Extension memory output 0 to 3
-
Power supply
O
Base clock output
-
Ground
I
Connect to ground
O
Not connect
-
Power supply
I
Crystal connecting terminal (25MHz)
O
Crystal connecting terminal (25MHz)
I
Mode setting input, pull up (H: memory extension mode)
O
Extension memory output 4 to 11
-
Analog power supply
O
Extension memory output 12 to 19
-
Analog reference power supply, connect to ground
O
Extension memory output 20
I
Thermal fuse input
I
Audio level input for spectrum analyzer
O
Watch dog timer over flow output (H: over flow)
O
Power on output
O
LCD read strobe output
O
LCD driver clock output (300kHz)
O
LCD write strobe output
-
Not use
-
Analog reference power supply, connect to AVDD
O
LCD regist select output
Function
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