Terminal Function Of Ic's; Ic6801 (C2Bbgf000833) Ic Microprocessor; Ic6901 (C2Cbjg000721) Ic Sub Micro-P - Panasonic SA-XR57E Service Manual

SA-XR57E / SA-XR57EB / SA-XR57EG

16 Terminal Function of IC's

16.1. IC6801 (C2BBGF000833) IC MICROPROCESSOR

Pin No. Mark
1 SP_SET_LED
2 DC_DET
3 /ECO_MODE
4 PWR_CTRL
5 /MIC_DET
6 /SPKR_DET
7 REQS
8 REQM
9 M_CK
10 M2S_DT
11 S2M_DT
12 E_CS/F_BUSY
13 E_CK/F_CK
14 V_A
15 E_DT/F_DA
16 V_B
17 REMOTE
18 CNVSS/VPP
19 /RESET
20 HOLD
21 V_C
22 XIN
23 XOUT
24 VSS
25 /AF_MT
26 BI-AMP
27 /SUBW_MT
28 TRIPLE_AMP
29 OSD_CK
30 OSD_DT

16.2. IC6901 (C2CBJG000721) IC SUB MICRO-P

Pin No. Mark
1 N.C.
2 N.C.
3 N.C.
4 H_CS
5 H_SO
6 H_Si
7 H_CK
8 BYTE
9 CNVSS
10 N.C.
11 N.C.
12 RESET
13 XOUT
14 VSS
15 XIN
16 VCCI
17 /NMI
18 DIR_INT1
19 DIR_INT0
I/O Function
O LED output to indicate Auto
Speaker Detector operation.
O DC Short Detection
O ECO Mode On/Off output
O Power Control input
O Mic output detection
O Speaker output detection
I/O Communication to Sub uP :
Request from Sub uP
I/O Communication to Sub uP :
Request from Main uP
O Communication to Main uP :
Clock
O Communication to Main uP :
Serial Output
I Communication to Main uP :
Serial Input
O CS for EEPROM/BUSY control
for uP ROM Writing
O CLOCK for EEPROM
To rewrite uP ROM : CLOCK
O Video Selector Control : A
O DATA for EEPROM
To rewrite uP ROM : DATA
- Video Selector Control : B
- Remote Control Signal Input
- 12V supply to rewrite Flash
ROM
I Reset input
- Power Failure Detection
O Video Selector Control : C
I 10MHz Oscillator
O 10MHz Oscillator
- Connect to GND
O MUTE for AF
I BI-AMP RELAY
I MUTE for SUBWFR
O Triple amp setup output
- OSD IC CLOCK
- OSD IC DATA
I/O Function
- No Connection
- No Connection
- No Connection
O For HDMI Micon use
O For HDMI Micon use
O For HDMI Micon use
O For HDMI Micon use
O Switches the data bus in
external memory space
O Switches processor mode
- No Connection
- No Connection
I /Reset input
I/O 16.3MHz Oscillator
- GND Connection
I/O 16.3MHz Oscillator
- GND Connection
I Interrupt input signal
I Interrupt signal (1) from DIR
I Interrupt signal (0) from DIR
Pin No. Mark
31 OSD_ST
32 SUBW_DET
33 SP_B
34 POWER_RLY
35 /M_RESET
36 BEAT_PRF
37 SP_A
38 /H_RESET
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_CK
47 SEL/TN_DT
48 SEL_ST
49 F_OE
50 FL/LED_CK
51 FL/LED_DT
52 /FL_ST
53 /FLD_RST
54 DUAL_AMP
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
Pin No. Mark
20 REM_WRT
21 /SROM_RST
22 S_MUTE
23 /SROM_CS
24 /DSP_RESET
25 N.C.
26 AMP_CNT1
27 /AMP_RESET
28 /DSP_INT
29 TAS_SCL_1
30 TAS_SDA_1
31 SDOUT
32 SDIN
108
I/O Function
- OSD IC STROBE
I Subwoofer connection detection
- B Speaker Relay Control
- Power Relay Control
O RESET signal for sub uP
O Beat proof control output
O A Speaker Relay Control
O RESET signal for HDMI uP
O RDS IC Control : Clock
O RDS IC Control : Data
- Initialize Setting Input 1
- Initialize Setting Input 2
- SD Input for Tuner
I IF data/Stereo detect input for
Tuner control
O CE Output for Tuner
I Input Selector and Tuner Control
: Clock
I Input Selector and Tuner Control
: Data
O Input Selector Control : Strobe
O To rewrite uP ROM : ENABLE
O FL & LED Driver Control : Clock
O FL & LED Driver Control : Data
O FL Driver Control : Strobe
O RESET for FLD driver
O DUAL AMP control
O A/D attenuator Control
O Output Short Detection
(OVERLOAD)
- +5V power supply
- VCC connection
- GND connection
I Thermal Warning Detection
(CLIPPER)
O Input Selector Encoder A
O Input Selector Encoder B
I Key Input 2
I Key Input 1
I/O Function
I Remote control signal for ROM
CORRECTION
O Serial Flash ROM Reset
O Mute output
O Serial Flash ROM chip select for
Bug Fix
O Reset for DSP (YSS944 nIC)
- No Connection
O Control signal for DC/DC
converter : 0 to 3.3V
O PWM MODULATOR RESET
I Interrupt Request from
DSP(YSS944 nINT)
I/O TAS5576 SCL
I/O TAS5576 SDA
O DIR & DSP & Serial Flash ROM
control : Data Output to DSP &
DIR & Serial Flash ROM
I DSP & Serial Flash ROM control
: Data Input from DSP & Serial
Flash ROM