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SA-XR70E / SA-XR70EB / SA-XR70EG
19 Terminal Function of ICs
19.1. IC6901 (C2BBGF000565):
Microprocessor
Pin
Terminal Name
NO.
1
/AMP
_RESET
2
DC_DET
3
D/A_ST
4
E_DT
5
E_CK
6
E_CS
7
REQS
8
REQM
9
M_CK
10
M2S_DT
11
S2M_DT
12
F_BUSY
13
F_CK
14
V_A
15
F_DA
16
V_B
17
REMOTE
18
CNVSS
(VPP)
19
RESET
20
AC__SYNC
21
V_C
22
XIN
23
XOUT
24
VSS
25
MUT_ALL
26
MMD
27
MUT_SW
28
VCR_REC
29
OSD_CK
30
OSD_DT
31
OSD_ST
32
LED_ST1
33
SP_B
34
POWER
_RLY
35
/M_RESET
36
LED_ST2
37
HP_SW/
SP_A
38
MUT_2ND
39
RDS_CK
40
RDS_DI
41
INIT_IN1
42
INIT_IN2
43
TUN_SD
44
TUN_DI/ST
45
TUN_CE
46
SEL/TN/
DA_CK
47
SEL/TN/
DA_DT
48
SEL_ST
49
F_OE
50
FL/LED_CK
51
FL/LED_DT
I/O
Function
O
LED Driver Control : Clock
I
LED Driver Control : Data
I/O LED Driver Control : Strobe
O
EEPROM Control : Data
O
EEPROM Control : Clock
O
EEPROM Control : Chip Select
I/O Communication to Sub µP : Request
from Sub µP
I/O Communication to Sub µP : Request
from Main µP
O
Communication to Main µP : Clock
O
Communication to Main µP : Serial
Output
I
Communication to Main µP : Serial
Input
I/O To rewrite µP ROM : BUSY
O
To rewrite µP ROM : CLOCK
I/O Video Selector Control : A
I/O To rewrite µP ROM : DATA
I/O Video Selector Control : B
I
Remote Control Signal Input
-
12V supply to rewrite Flash ROM
I
Reset Input
I
Power Failure Detection
-
Video Selector Control :C
I/O 10MHz Connect to Oscillator
I/O 10MHz Connect to Oscillator
-
Connect to GND
O
MUTE for all channel
-
N.C.
O
MUTE for SUBWFR
O
VCR REC_MUTE control
O
OSD Control : Clock
I
OSD Control : Data
I/O OSD Control : Strobe
I
#1 LED Driver Control : Latch
O
B Speaker Relay Control
-
Power Relay Control (H ; ON)
O
RESET signal for sub µP
-
N.C.
O
A Speaker Relay Control
O
MUTE for 2nd Audio
O
RDS IC Control : Clock
I
RDS IC Control : Data
I
Initialize Setting Input 1
I
Initialize Setting Input 2
I
SD Input for Tuner
I
IF data/Stereo detect input for Tuner
Control
O
CE Output for tuner
O
Input Selector, Tuner and D/A
Control : Clock
O
Input Selector, Tuner and D/A
Control : Data
O
Input Selector Control : Strobe
O
To rewrite µP ROM : ENABLE
O
FL & LED Driver Control : Clock
I
FL & LED Driver Control : Data
Pin
Terminal Name
NO.
52
FL_ST
53
TAS_SDA
54
TAS_SCL
55
A/D_ATT
56
/SHORT
_DET
57
VCC
58
VREF
59
AVSS
60
THRM_DET
61
SEL_ENC_A
62
SEL_ENC_B
63
KEY2
64
KEY1
19.2. IC1014 (C2BBGF000566):
Microprocessor
Pin
Terminal Name
NO.
1
HOLD
2
DECOUT
3
DECGND
4
-
5
AMPCNT1
6
AMPCNT2
7
REQS
8
REQM
9
SCLK
10
S2M_DT
11
M2S_DT
12
F_BUSY
13
F_CK
14
F_DTO
15
F_DA
16
DIRINT1
17
DIRINT0
18
CNVSS/VPP
19
/RESET
20
-
21
-
22
XIN
23
XOUT
24
VSS
25
MUTE
26
A18
27
A17
28
A16
29
A15
30
H_SO
31
S_SI
32
S_CK
33
-
104
I/O
Function
I/O FL Driver Control : Strobe
O
TAS5036 Control : Data
I/O TAS5036 Control : Clock
I/O A/D attenuator Control
O
Output Short Detection (OVERLOAD)
-
+5V power supply
-
VCC Connected
-
GND Connected
I/O Thermal Warning Detection
(CLIPPER)
I
Input Selector Encoder A
I
Input Selector Encoder B
I
Key input 2
I
Key input 1
I/O
Function
I/O Power failure detection
I
Input of DC/DC converter output
correction voltage
O
Reference GND for DC/DC converter
output correction
-
N.C. (GND)
O
Control output for DC/DC converter 0
to 3V
I/O Power supply High/Low Tap selection
I/O Communication to Main µP : Request
from Sub µP
I/O Communication to Main µP : Request
from Main µP
I/O Communication to Main µP : Clock
O
Communication to Main µP : Serial
Output
I
Communication to Main µP : Serial
Input
I/O µP & external Flash Memory On-
board control : Busy
I/O µP & external Flash Memory On-
board control : Clock
O
External Flash Memory On-board
control : Data Output
I
µP & external Flash memory On-
board control : Data In
I/O Interrupt signal 1 from DIR
I/O Interrupt signal 0 from DIR
-
12V supply to rewrite Flash ROM
I
Reset Input
-
No Used (GND)
-
No Used (GND)
I/O 16.3MHz Connect to Oscillator
I/O 16.3MHz Connect to Oscillator
-
Connect to GND
O
MUTE output
-
N.C.
I/O HDMI Select (L : DIR / H : HDMI)
I/O HDMI Request
I/O HDMI Chip Select
I/O H_SO (Data Output)
I/O S_SI (Serial Input)
I/O S_CK (6 Lock Signal)
I/O N.C.
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