21
KVT-727DVD/727DVDY
Pin No.
Pin Name
Module
I/O
Application
Truth Value
Processing Operation Description
(physical)
Table
67,68
NC
NC
O
69
SYS_ON
to X14
I
ON/OFF control from system control
µ
-com
H: Box unit ON, L: Box unit OFF
70,71
XT2, XT1
µ
COM
72
GND2
µ
COM
73,74
X1, X2
µ
COM
75,76
NC
NC
77
LX_RST
LX_M
O
Hard to resetting to slave unit
H: Reset, L: Normal
78
LX_MUTE
LX_M
I
Muting request from slave unit
H: Mute ON, L: Mute OFF
79
LX_REQ_M
LX_M
O
Communication request to slave unit
80
LX_CON
LX_M
O
Startup requests to slave unit
H: Slave unit ON, L: Slave unit OFF
81
LX_REQ_S
LX_M
I
Communication request from slave unit
82
NC
NC
O
83
TV_SREQ
TV
I
Request from TV unit
84
TUN_SDA
FST
I/O
F/E I2C data input/output terminal
85
NC
NC
O
86
TUN_SCL
FST
I/O
F/E I2C clock output terminal
(MAX 400kHz)
87,88
NC
NC
O
89
PWIC_BEEP
POWER-IC
O
Beep output
90
SYS_MREQ
to X14
I
Request from system control
µ
-com
91
SYS_SREQ
to X14
O
Request to system control
µ
-com
92
PORTGND1
µ
COM
93
DAC_CLK
DSP BLOCK
O
Communication clock for DAC
93
DSP_SCL
DSP BLOCK
O
Communication clock for DSP
94
DAC_DO
DSP BLOCK
I
Communication data for DAC
94
DSP_SO
DSP BLOCK
I
Communication data for DSP
95
DAC_DI
DSP BLOCK
O
Communication data for DAC
95
DSP_SI
DSP BLOCK
O
Communication data for DSP
96
FSEL_1
DSP BLOCK
O
Frequency selection for DC/DC
97
FSEL_2
DSP BLOCK
O
Frequency selection for DC/DC
98
NC
NC
O
NTSC/PAL identification COMP signal
99
VSYNC_SW2
Visual
O
Switching for monitoring whether there is
!4
AUTO detection COMP signal or not
100
TYPE4
TYPE
I
u
Refer to truth value table
101
TV_CON
TV
O
Start up request to TV unit
H: TV unit ON, L: TV unit OFF
102
PORTVDD2
µ
COM
103
TV_CLK
TV
O
Clock to TV unit
104
TV_MREQ
TV
O
Request to TV unit
105
TV_MDATA
TV
O
Data to TV unit
MICROCOMPUTER’S TERMINAL DESCRIPTION
