KD-LH1150,KD-LH1100
1-36 (No.49817)
4.9 MN102H60KCH (IC801) : LCD display sub CPU
• Pin Layout
• Pin function
1
25
26
50
75
51
100
76
Pin No.
Symbol
I/O
Function
1
RES
O LCD reset output
2
RE
O Read enable output for extension memory
3
WE
O Write enable output for extension memory
4
VccWCNT
O Writing voltage control for external ROM
5
RY/BY
I
Read/Busy input for extension memory
6
CS1
O Chip select1 output for extension memory
7
NC
O Not use
8
SWLED4
O SW_LED flashing output 4 for [PRESET1-6] key LED
9
SWLED5
O SW_LED flashing output 5 for [[SEEKDOWN] key LED
10
SWLED6
O SW_LED flashing output 6 for [[DISCDOWN] key LED
11
NC
O Not use
12
/WORD
I
Bus width setting for extension memory (H: 8-bit width)
13 to 16
A0 to A3
O Extension memory output 0 to 3
17
VDD
-
Power supply
18
NC
O Base clock output
19
GND
-
Ground
20
XI
I
Connect to ground
21
NC
O Not connect
22
VDD
-
Power supply
23
OSCI
I
Crystal connecting terminal (25MHz)
24
OSCO
O Crystal connecting terminal (25MHz)
25
MODE
I
Mode setting input, pull up (H: memory extension mode)
26 to 33
A4 to A11
O Extension memory output 4 to 11
34
AVDD
-
Analog power supply
35 to 42
A12 to A19
O Extension memory output 12 to 19
43
VREF-
-
Analog reference power supply, connect to ground
44
A20
O Extension memory output 20
45
Thermal
I
Thermal fuse input
46
ANA
I
Audio level input for spectrum analyzer
47
WDOUT
O Watch dog timer over flow output (H: over flow)
48
PON
O Power on output
49
RD
O LCD read strobe output
50
LCDCLK
O LCD driver clock output (300kHz)
51
WR
O LCD write strobe output
52,53
NC
-
Not use
54
VREF+
-
Analog reference power supply, connect to AVDD
55
RS
O LCD regist select output
56
CS
O LCD chip select output
