Sharp HT-SL50, Руководство по обслуживанию

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HT-SL50
3 – 1
CHAPTER 3. MAJOR PART DRAWING
[1] Function Table Of IC
IC501 RH-IXA30 8 AW00 : System Microcomputer (IXA30 8 AW) (1/3)
Pin
No.
NAME
INPUT /
OUTPUT
FORM
SOFT
PULL-UP
FUNCTION OUTLINE
PORT_TYPE
1
SCL
OUTPUT
CMOS INPUT/
OUTPUT
OFF I2C SERIAL CLOCK BUS LINE
P3_5 / SCL / SSCK / (TRCIOD)
2
DIR_CKSEL
OUTPUT
CMOS INPUT/
OUTPUT
OFF
Selection of system clock source,
Low: PLL (VCO) clock, High: XTI clock
P3_4 / TRAO / SSO / RXD1 / (TXD1)
3
RESET
INPUT INPUT OFF
Reset Input. Active "L"
For MICOM reflash. Need 10k Pull-up
RESET
4
NO USE
OUTPUT
CMOS INPUT/
OUTPUT
OFF Connect to VCC with 10k
Ω
resistor
XOUT / XC OUT / P4_7
5
GND
--- --- OFF GND
VSS / AVSS
6
NO USE
INPUT
CMOS INPUT/
OUTPUT
OFF Connect to VCC with 10k
Ω
resistor
XIN / XCIN / P4_6
7
VCC
--- --- OFF Supply input to micom (3.3V)
VCC / AVCC
8
MODE
INPUT INPUT OFF Connect to VCC with 10k
Ω
resistor
MODE
9
SYS_PROTECT
INPUT INPUT OFF
POWER SUPPLY ABNORMAL DETECTION
H : NORMAL , L : ABNORMAL
P3_4 / INT0 / (RXD1)
10
NO USE
OUTPUT
CMOS INPUT/
OUTPUT
OFF Set 'L'
P1_7 / TRAIO / INT1
11
HDMI_INT
INPUT
CMOS INPUT/
OUTPUT
OFF
HDMI MODULE INTERRUPT DETECTION
H -> L
P3_6 / (TRD1) / (RXD1) / (INT1)
12
HDMI_RST
OUTPUT
CMOS INPUT/
OUTPUT
OFF
HDMI MODULE RESET CONTROL
H : NORMAL , L : RESET
P3_1 / TRBO
13
AMP_OTW
INPUT
CMOS INPUT/
OUTPUT
OFF
AMPLIFIER OVERTEMPERATURE WARNING
DETECTION
H : NORMAL , L : ABNORMAL
P5_4 / TRCIOD
14
AMP_SD
INPUT
CMOS INPUT/
OUTPUT
OFF
AMPLIFIER SHUTDOWN DETECTION
H : NORMAL , L : ABNORMAL
P5_3 / TRCIOC
15
DIR_RST
OUTPUT
CMOS INPUT/
OUTPUT
OFF
DIR RESET CONTROL
H : NORMAL , L : RESET
P1_6 / CLK0 / (SSI)
16
DIR_ERROR
INPUT
CMOS INPUT/
OUTPUT
OFF
DIR ERROR DETECTION
H : ERROR , L : NORMAL
P1_5 / RXD0 / (TRAIO) / (INT1)
17
DIR_AUDIO
INPUT
CMOS INPUT/
OUTPUT
OFF
DIR CHANNEL-STATUS DATA INFORMATION
H : OTHER , L : LINEAR PCM
P1_4 / TXD0
18
DIR_FSOUT0
INPUT
CMOS INPUT/
OUTPUT
OFF
DIR CALCULATED SAMPLING FREQUENCY OUT-
PUT 0
P1_3 / KI3 / AN11 / (TRBO)
19
DIR_FSOUT1
INPUT
CMOS INPUT/
OUTPUT
OFF
DIR CALCULATED SAMPLING FREQUENCY OUT-
PUT 1
P1_2 / KI2 / AN10 / TRCIOB
20
VREF
--- --- OFF Reference Voltage for A/D converter
VREF / P4_2
21
DAP_MUTE
OUTPUT
CMOS INPUT/
OUTPUT
OFF
DAP MUTE CONTROL
H : OFF , L : ON
P1_1 / KI1 / AN9 / TRCIOA /
TRCTRG
22
DAP_PWN
OUTPUT
CMOS INPUT/
OUTPUT
OFF
DAP POWER DOWN CONTROL
H : NORMAL , L : POWER DOWN
P1_0 / KI0 / AN8
23
DAP_RST
OUTPUT
CMOS INPUT/
OUTPUT
OFF
DAP RESET CONTROL
H : NORMAL , L : RESET
P3_3 / INT3 / SSI / TRCCLK
24
SDA
INPUT /
OUTPUT
CMOS INPUT/
OUTPUT
OFF I2C SERIAL DATA BUS LINE
P3_4 / SDA / SCS / (TRCIOC)
25
DC_RELAY
OUTPUT
CMOS INPUT/
OUTPUT
OFF
DC RELAY CONTROL
H : ON , L : OFF
P0_7 / AN0
26
NO USE
OUTPUT
CMOS INPUT/
OUTPUT
OFF
P0_6 / AN1