DTR-6.4
MAIN MICROPROCESSOR
TERMINAL DESCRIPTION
No.
Symbol
I/O
Description
51
DSP1BST
O
Boot strap output pin for first DSP IC.
52
~DSP1HCS
O
Serial communication clock output pin for Q302 and Q310.
53
~DSP1HACN
I
Acknowledge input pin for first DSP IC.
54
DSP1GP8
O
PCM information output pin for first DSP IC.
55
BVdd
Power supply pin (3.3V)
56
BVss
Ground pin
57
DSP1GP9
I
Information input pin to read bit stream information of first DSP IC.
58
GSP1GP10
I
Interrupter request input pin for first DSP IC
59
~DSP2RST
O
Reset signal output pin for second DSP IC Q703.
60
DSP2BST
O
Boot strap output pin for second DSP IC.
61
~CODECRST/~DSPPM
O
Reset output pin for DIR IC and initializing of PLL of DSP IC
62
~DSP2HACN
I
Acknowledge input pin for second DSP IC.
63
DSP2HDOUT
I
Serial communication data input pin for second DSP IC
64
~DSP2HCS
O
Serial communication clock output pin for second DSP IC
65
~ADPD
O
Power down output pin for AD converter Q113,4.
66
ADCDIV
O
Dividing control output pin for AD converter
67
VppEN
O
Self-write power supply control pin
68
SPZ2
O
Speaker relay control output pin for zone 2
69
SPCS
O
Speaker relay control output pin for center and surround channels
70
SPF
O
Speaker relay control output pin for front channels
71
Avdd
Power supply pin (5V)
72
Avss
Ground pin
73
Avref
Reference voltage pin for A/D converter
74
VOLH
I
Output voltage detection input pin of power amplifier
75
~SD
I
Broadcast detection input pin
76
~STEREO
I
Stereo broadcast detection input pin
77
INIT1
I
Initializing pin
78
INIT2
I
Initializing pin
79
INIT3
I
Initializing pin
80
INIT4
I
Initializing pin
81
PROTECT
I
Abnormal current and voltage detection input pin
82
THRM
I
Thermal detection input pin
83
SDET
I
S video detection input pin
84
RDSDA
I
Data input pin from RDS decoder
85
RDSID
I
Signal input pin from RDS decoder
86
SYNC
I
External synchronizing judgment input pin from OSD IC
87
~VSYNC
I
Vertical synchronizing signal input pin
88
~POFF
I
Power failure detection input pin
89
~RDSCLK
I
Clock input pin from RDS decoder
90
~IRIN
I
IR signal input pin
91
~IRZ2
I
IR signal input pin for zone 2
92
SEC1H
O
Power supply control output pin for power amplifier
93
SUBRDY
I
Ready input pin for sub-microprocessor
94
SUBSDI
I
Serial communication data input pin for sub-microprocessor
95
SUBSDO
O
Serial communication data output pin for sub-microprocessor
96
SUBCLK
O
Serial communication clock output pin for sub-microprocessor
97
232RXD
I
Not used.
98
232TXD
O
Not used.
99
~SUBRST
O
Reset output pin for sub-microprocessor
100
YCSEPDA
O
Not used.
