EXPLANATION OF IC
pin 60: VCC: - : Positive voltage supply.
052-3393-00M30622MEP-161GPSystem Controller
pin 61: CD 5V: O : 5V power supply ON signal output for CD.
Terminal Descriptionpin 62: VSS: - : Negative voltage supply.
pin 1: CD SBSY:IN: The sub Q data request command inputpin 63: REG CTRL: O : Power supply IC control signal output.
from the CD IC.pin 64: 5V REM: O : 5V power supply ON signal output.
pin 2: TIME BASE:IN: Time base pulse input.pin 65: PLL SI:IN: Serial data input from the PLL IC.
pin 3: DSP RDY:IN: Ready signal input from the DSP IC.pin 66: PLL SO: O : Serial data output to the PLL IC.
pin 4: NU: - : Not in use.pin 67: PLL SCK: O : The clock pulse output to the PLL IC.
pin 5: REMOCON:IN: Remote controller signal input terminal.pin 68: PLL CE: O : The chip enable signal output to the PLL
pin 6: BYTE:IN: The data length selection(8bit/16bit).IC.
pin 7: CN VSS:IN: Connect to VSS.pin 69: ST SD:IN: At receiving the FM station, this port de-
tects the stereo signal. At seeking or scan-
pin 8: INIT 1:IN: Destination setting input. Refer Table 1.
ning, this port detects the station detection
pin 9: INIT 2:IN: Destination setting input. Refer Table 1.signal.
pin 10: RESET:IN: Reset signal input.pin 70: VFD DD ON: O : VFD DD converter ON signal output.
pin 11: X out: O : Crystal connection.pin 71: ILL DET:IN: Illumination ON signal input.
pin 12: VSS: - : Negative voltage supply.pin 72: DIR ERF:IN: Unlock & Parity error flag input from the
pin 13: X IN:IN: Crystal connection.DIR IC.
pin 14: VCC: - : Positive voltage supply.pin 73: PHONE INT:IN: The telephone interrupt signal input.
pin 15: NU: - : Not in use.pin 74: AUTO ANT: O : Motor antenna control signal output.
pin 16: ACC DET:IN: ACC detection signal input.pin 75: AMP REM: O : Standby signal output to Audio power am-
plifier.
pin 17: BU DET:IN: Backup detection signal input.
pin 76: DIG In/Out sel : O : Digital input/output selection.
pin 18: KEY INT:IN: Key interrupting signal input.
pin 19: 27pinConnect:IN: Connect to pin 27.pin 77: SYS MUTE: O : System muting signal output.
pin 78: PRE MUTE: O : Pre-mute signal output.
pin 20: VFD BLANK: O : Blank pulse output to the VFD driver.
pin 21: BUS IN/out: O : The audio signal control for Ce-NET.pin 79: SEL CLK: O : The serial clock output to the audio selec-
tor IC.
pin 22: BEEP: O : Beep out.
pin 80: SEL DATA: O : The serial data output to the audio selec-
pin 23: E VOL CS: O : The chip select signal output to Electrictor IC.
Volume IC.
pin 81: KEY ILL REM: O : Key illumination ON signal output.
pin 24: E VOL SD: O : The serial data output to Electric Volume
IC.pin 82: DAC MC: O : Clock pulse output to the DAC.
pin 83: DAC MD: O : Serial command data output to the DAC.
pin 25: E VOL SCLK: O : The serial clock output to Electric Volume
IC.pin 84: DAC MS: O : Chip select output to the DAC.
pin 26: CLK REF: O : Reference clock pulse output.pin 85: DIR PDN: O : The power down signal output to the DIR
IC.
pin 27: IE BUS RX:IN: IE Bus serial data input.
pin 86: PCM DET:IN: Non-PCM detection signal input.
pin 28: IE BUS TX: O : IE Bus serial data output.
pin 29: EMULATOR TX : O : The serial data output to the emulator.pin 87: DIR CDT O: O : The control data output to the DIR IC.
pin 88: DIR CCLK: O : The control clock output to the DIR IC.
pin 30: EMULATOR RX :IN: The serial data input from the emulator.
pin 31: CONNECT G: - : Connect to the ground.pin 89: DIR CSN: O : The chip select output to the DIR IC.
pin 90: DSP INIT RST : O : The reset signal output to DSP IC.
pin 32: NU: - : Not in use.
pin 33: VFD SO: O : The serial data output to the VFD driver.pin 91: DSP RST: O : Reset pulse output to the DSP IC.
pin 92: SYS ACC: O : ACC detect signal output.
pin 34: NU: - : Not in use.
pin 93: DSP REQ: O : Request signal output to DSP IC.
pin 35: VFD CLK: O : The clock pulse output to the VFD driver.
pin 94: A VSS: - : Negative voltage supply for analog section.
pin 36: VFD LAT: O : The latch strove signal output to the VFD
driver.pin 95: KEY AD:IN: Input terminal of A/D converter for Key
judgment.
pin 37: JOG CW:IN: Jog key signal input.
pin 38: JOG CCW:IN: Jog key signal input.pin 96: Vref: - : Reference voltage.
pin 97: A VCC: - : Positive voltage supply for the internal an-
pin 39: CONNECT G: - : Connect to the ground.
alog section.
pin 40: CATS LED: O : CATS LED drive output.
pin 98: DSP SI:IN: Serial data input from the DSP IC.
pin 41: KEY Set: O : Set signal output to the key scan IC.
pin 99: DSP SO: O : Serial data output to the DSP IC.
pin 42: KEY CHIP SEL : O : The chip select signal output to the key
pin100: DSP SCK: O : The clock pulse output to DSP IC.
scan IC.
pin 43: KEY CLK: O : The clock pulse output for the key scan IC.
pin 44: CONNECT G: - : Connect to the ground.Table 1. Destination setting
pin 45: KEY DI:IN: Key scan data input.JapanNoth AmericaAsia
pin 46: KEY DO: O : The serial data output to the Key scan IC. INIT 1 ( pin 8 )HHL
pin 47: LD MUTE: O : Muting signal output to the CD mechanism. INIT 2 ( pin 9 )HLL
pin 48: LD CONT: O : The laser diode control signal output.
pin 49: CD TR A:IN: The photo sensor signal input from the CD
mechanism.
pin 50: CD TR B:IN: The photo sensor signal input from the CD
mechanism.
pin 51: CD CHK SW:IN: CD disc chucking signal input.
pin 52: CD SSTOP:IN: At loading, detects the chucking. And next,
detects the inside limit of the pick up po-
sition.
pin 53: CD RESET: O : The reset pulse output to the CD IC.
pin 54: CD CCE: O : The chip enable signal output to the CD
IC.
pin 55: CD BU CK: O : CD IC clock pulse output.
pin 56: CD BUS 3:I/O: The data bus.
pin 57: CD BUS 2:I/O: The data bus.
pin 58: CD BUS 1:I/O: The data bus.
pin 59: CD BUS 0:I/O: The data bus.
DRZ9255
- 6 -
HX-D2 |
ACEC
