PP-2515L-E
- 3 -
EXPLANATION OF IC
052-1173-50
uPD178078GF-715-3BAA
System Controller
pin
1: EJECT SW
: IN : Eject switch signal input.
pin
2: NAVI ON
: IN : NAVI ON signal input.
pin
3: NU
: - : Not in use.
pin
4: VOL DATA
: O : The serial data output to the volume IC.
pin
5: VOL CLK
: O : The clock pulse output to the volume IC.
pin
6: VOL CE
: O : The chip enable signal output to the vol-
ume IC.
pin
7: NU
: - : Not in use.
pin
8: LCD DI
: IN : The srial data input from the LCD driver.
pin
9: LCD DO
: O : The srial data output to the LCD driver.
pin 10: LCD CLK
: O : The clock pulse output to the LCD driv-
er.
pin 11: LCD CE
: O : The chip enable signal output to the LCD
driver.
pin 12: LCD RST
: O : Reset pulse output to LCD driver.
pin 13: POWER SW
: IN : Power switch ON signal input.
pin 14: VOL 1
: IN : Volume control pulse input from the rota-
ry encoder.
pin 15: VOL 2
: IN : Volume control pulse input from the rota-
ry encoder.
pin 16: NU
: - : Not in use.
pin 17: ILL
: IN : Illumination ON signal input.
pin 18: NU
: - : Not in use.
pin 19: NU
: - : Not in use.
pin 20: NU
: - : Not in use.
pin 21: NU
: - : Not in use.
pin 22: NU
: - : Not in use.
pin 23: REM A
: IN : Remote control signal input.
pin 24: REM B
: IN : Remote control signal input.
pin 25: ILL AD
: IN : The analog voltage input for illumination
signal.
pin 26: NU
: - : Not in use.
pin 27: A VDD
: - : Positive supply voltage for the Analog sec-
tion.
pin 28: NU
: - : Not in use.
pin 29: NU
: - : Not in use.
pin 30: NU
: - : Not in use.
pin 31: NU
: - : Not in use.
pin 32: A VSS
: - : Analog ground.
pin 33: REG CPU
: IN : The capacitor connection terminal to sup-
press the ripple.
pin 34: VDD
: - : Positive supply voltage.
pin 35: REG OSC
: IN : The capacitor connection terminal to sup-
press the ripple.
pin 36: X 2
: - : Crystal connection.
pin 37: X 1
: - : Crystal connection.
pin 38: GND
: - : Ground.
pin 39: NU
: - : Not in use.
pin 40: GND
: - : Ground.
pin 41: AM IF IN
: IN : The input terminal of the internal counter
for AM IF.
pin 42: FM IF IN
: IN : The input terminal of the internal counter
for FM IF.
pin 43: VDD PLL
: - : Positive supply voltage for the PLL.
pin 44: FM OSC IN
: IN : The input terminal of the internal counter
for FM OSC ( Local Oscillation ).
pin 45: AM OSC IN
: IN : The input terminal of the internal counter
for AM OSC ( Local Oscillation ).
pin 46: GND PLL
: - : Ground for the PLL.
pin 47: VT
: O : PLL error signal output.
pin 48: NU
: - : Not in use.
pin 49: IC
: IN : Connect to the ground.
pin 50: RESET
: IN : Reset signal input.
pin 51: TEL ON
: IN : Telephone ON signal input.
pin 52: NU
: - : Not in use.
pin 53: ST/TWEET
:I/O: Outputs "L" at AM 900kHz receiving. In-
puts "L" at FM stereo receiving.
pin 54: NU
: - : Not in use.
pin 55: NU
: - : Not in use.
pin 56: CNGND
: - : PLL down.
pin 57: NU
: - : Not in use.
pin 58: NU
: - : Not in use.
pin 59: BEEP
: O : Beep out.
pin 60: RADIO ON
: O : Radio ON signal output.
pin 61: DIM PWM
: O : Dimmer PWM output.
pin 62: CD RESET
: O : The reset pulse output to the CD IC.
pin 63: FRONT MUTE
: O : The audio mute signal output for the front
channels.
pin 64: REAR MUTE
: O : The audio mute signal output for the rear
channels.
pin 65: NU
: - : Not in use.
pin 66: FM ON
: O : FM ON signal output.
pin 67: AM ON
: O : AM ON signal output.
pin 68: CD ON
: O : CD ON signal output.
pin 69: NDS RX
: IN : NDS serial data input from NDS-A/C.
pin 70: NDS TX
: O : NDS serial data output to NDS-A/C.
pin 71: NDS REQ
: IN : The request pulse from NDS.
pin 72: RF MUTE
: O : Radio frequency signal muting.
pin 73: DX/LO
: O : DX/Local select signal output.
pin 74: SYS ON
: O : System ON signal output.
pin 75: AMP ON
: O : Audio power amplifier ON signal output.
pin 76: AMP MUTE
: O : Mute signal output to audio power ampli-
fier.
pin 77: NU
: - : Not in use.
pin 78: ACC IN
: IN : ACC detection signal intput.
pin 79: ILL PULSE
: IN : Illumination control signal input.
pin 80: A/C SEL
: IN : Low = without A/C.
pin 81: SBSY
: IN : Sub code block synchronous signal detec-
tion input.
pin 82: GND
: - : Ground.
pin 83: CD CONNECT
: IN : CD connection check signal input.
pin 84: BUS 0
:I/O: CD IC Data input / output.
pin 85: BUS 1
:I/O: CD IC Data input / output.
pin 86: BUS 2
:I/O: CD IC Data input / output.
pin 87: BUS 3
:I/O: CD IC Data input / output.
pin 88: BUS CLCK
: O : Clock pulse output to the CD IC.
pin 89: CCE
: O : The chip enable signal output.
pin 90: GS1 TEST
: O : Test data output.
pin 91: S STOP
: IN : Inside limit signal input from the CD mech-
anism.
pin 92: CHU SW
: IN : CD disc chucking signal input.
pin 93: TR B
: IN : Photo sensor signal input from the CD
mechanism.
pin 94: TR A
: IN : Photo sensor signal input from the CD
mechanism.
pin 95: LD CONT
: IN : Loading control signal input.
pin 96: LD MUTE
: O : Muting signal output to the CD mecha-
nism.
pin 97: NU
: - : Not in use.
pin 98: BAND SEL
: IN : Band selection input.
pin 99: VDD
: - : Positive supply voltage.
pin100: GND
: - : Ground.