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Description of IC Terminal
ATMEGA128 :
IC105
No.
Symbol
1
PEN(NC)
2
NAVI_RX
3
NAVI_TX
4
MODEL_SELECTOR
5
BL-PWM
6
NAVI-CONT
7
NC
8
NTSC/PAL
9
REMSEN
10
OSD-CS
11
CLK
12
DATA
13
OSD-RESET
14
NC
15
BEEP
16
AUDIO-MUTE
17
NC
18
PWR_CTL
19
MONDET
20
RESET
21
VCC
22
GND
23
XTAL2
24
XTAL1
25
I2C_SCL
26
I2C_SDA
27
TP_RXD
28
TP_TXD
29
NRGB
30
VOLUME_CS
31
VOL/CROMA-DATA
32
VOL/CROMA-CLK
33
CHROMA_CS
34
VGH_CTL
35
VGL_CTL
36
REMOUT
37
REMCNT1A
38
REMCNT1B
39
REMCNT2A
40
REMCNT2B
41
REMCNT3A
42
REMCNT3B
43
GUIDE_CTL
44
GUIDE_DET
45
TP_RESET
46
NC
I/O
-
No connect terminal.
I
Navigation serial RX terminal.
O
Navigation serial TX terminal.
I
A/G/E/ J model area change input terminal.
O
Backlight TFT light (PWM) terminal.
I
Navigation join check terminal.
-
No connect terminal.
I
LA7950 detection terminal.
I
Remote controller receiving terminal.
O
LC74735 (OSD) control terminal.
-
No connect terminal.
O
Buzzer output (PWM) terminal.
O
Audio signal shutdown terminal.
-
No connect terminal.
O
Power control terminal.
O
OSD menu control (H/L) output terminal.
I
Reset signal input terminal.
-
Power supply connect terminal.
-
GND connect terminal.
-
Crystal connect terminal. (8MHz)
O
AV selector (CXA2069) control terminal.
I/O
I
Touchpad communication terminal.
O
(RGB/Composite) discrimination terminal.
I
Volume (BH2220) DAC control terminal.
O
Volume/Chroma DATA output terminal.
O
Volume/Chroma CLK output terminal
O
BH2505 DAC control terminal.
O
O
Power control terminal.
O
Remote control code transmitting terminal.
O
Remote control output selector terminal.
I
Navigation voice signal control terminal.
I
Navigation voice signal detection terminal.
O
Touchpad communication terminal.
-
No connect terminal.
- 42 -
Terminal Description
TME-M770
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