43
TSX-130/TSX-120
TSX-130/TSX-120
Pin
No.
Port Name
Function Name
(P.C.B.)
I/O Detail of Function
45 P51/WRH/BHE ICP_N_RST O
Reset for iPod certified chip
47k pull-down
46 P50/WRL/WR /CE I
47 P47/CS3/TXD7/SDA7 DSP_SDA SIO
iPod certified chip/DSP communication I2C
+3.3V/3.3k-ohms pull-up
48 P46/CS2/RXD7/SCL7 DSP_SCL SO
iPod certified chip/DSP communication I2C
+3.3V/3.3k-ohms pull-up
49 P45/CS1/CLK7 CD_OPEN O CD tray OPEN control
50 P44/CS0/CTS7/RTS7 CD_CLOSE O CD tray CLOSE control
51 P43/A19 USB_DET I USB detection / 47k pull-down
52 P42/A18 DSP_N_RST O Reset for DSP / Low = Reset
53 P41/A17 – I
54 P40/A16 – O
55 P37/A15 ADC_N_RST O Reset control to ADC / Low = Reset
56 P36/A14 DAC_MUTE O
MUTE control to ADC / Hi = Mute ON
Pulled down inside of DAC
57 P35/A13 – O
58 P34/A12 AU_SEL0 O
Analog audio input selector control
AU_SEL [1:0] =
00: iPod
01: TUNER
10: ---
11: AUX (TSX-120 model)
59 P33/A11 AU_SEL1 O Analog audio input selector control
60 P32/A10 AMP_MUTE O D-AMP mute control / +3.3A/100k pull-up
61 P31/A9 AMP_SLEEP O D-AMP sleep control / +3.3A/100k pull-up
62 Vcc2 Vcc MCU Power supply +3.3V of microprocessor
63 P30/A8 – O
64 Vss Vss MCU Ground of microprocessor
65 P27/A7/AN27 USB_N_PON O
ON/OFF control of USB power supply
Used for open drain / Low = ON
66 P26/A6/AN26 USB_N_OC I
USB excess current detection flag
Low = Excess current detected
67 P25/A5/AN25/INT7 AMP_PRT IRQ D-AMP error detection / Low = Error / +3.3A/100k pull-up
68 P24/A4/AN24/INT6 CD_SPEED O
CD tracking gain select control
Usually: Hi output
While CD playing: Low under condition of Vol = 50
69 P23/A3/AN23 – O
70 P22/A2/AN22 KEY2 AD KEY2 AD value taken in
71 P21/A1/AN21 – I
72 P20/A0/AN20 – I
73 P17/D15/INT5 PWR_DET IRQ Power detected
74 P16/D14/INT4 P_SW IRQ Power switch detection / 47k pull-down
75 P15/D13/INT3 REMOTE IRQ Remote control pulse reception / +3.3M/47k-ohms pull-up
76 P14/D12 DRD_N_RST O
77 P13/D11/TXD6/SDA6 DAB_SDA SO
78 P12/D10/RXD6/SCL6 DAB_SCL SI
79 P11/D9/CLK6 – O
80 P10/D8/CTS6/RTS6 3..3D_PON O
ON/OFF control of power line for CD, USB
Hi = ON / Spare
81 P07/D7/AN07 TUN_MUTE O TUNER MUTE control / 3.3V to 5.0V conversion
82 P06/D6/AN06 TUN_ST I TUNER STEREO detection input / 5.0V to 3.3V conversion
83 P05/D5/AN05 TUN_N_TUND I TUNER TUNED input / 5.0V to 3.3V conversion
84 P04/D4/AN04 FL_N_CS O FL driver chip select
85 P03/D3/AN03 FL_N_RST O FL driver reset
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