Circuit Boards; Tas3204Pagr Dsp - Yamaha DXR Series Service Manual

TAS3204PAGR (YA768A00) DSP (Digital Signal Processor)
PIN
NAME I/O
NO.
Slave I
1 I2C1_SCL I
2 I2C1_SDA I/O Slave I
3 GPIO2 I/O General purpose input/output #2
4 GPIO1 I/O General purpose input/output #1
5 MUTE I This pin needs to be programmed as mute
pin in the application code.
I 2 C chip select
6 CS0 I
Powerdown active LOW
7 PDN I
Digital ground
8 DVSS1 -
Digital power supply +3.3 V
9 DVDD1 -
Voltage reference for DPLL supply
10 VR_PLL -
11 AVSSI - Analog ground
12 AIN1LP I Analog channel 1 left positive input
13 AIN1LM I Analog channel 1 left negative input
14 AIN1RP I Analog channel 1 right positive input
15 AIN1RM I Analog channel 1 right negative input
Analog channel 2 left positive input
16 AIN2LP I
Analog channel 2 left negative input
17 AIN2LM I
Analog channel 2 right positive input
18 AIN2RP I
Analog channel 2 right negative input
19 AIN2RM I
Analog channel 3 left positive input
20 AIN3LP I
21 AIN3LM I Analog channel 3 left negative input
22 AIN3RP I Analog channel 3 right positive input
23 AIN3RM I Analog channel 3 right negative input
24 AVDD1 - Analog power supply +3.3 V
Analog mid supply reference
25 VMID O
Band gap output
26 VREF O
This pin must be connected to a 22 kΩ (1% tolerance)
27 REXT O
external resistor to ground to set analog currents.
Analog power supply +3.3 V
28 AVDD2 -
29 AOUT2LM O Analog channel 2 left negative output
30 AOUT2LP O Analog channel 2 left positive output
31 AOUT2RM O Analog channel 2 right negative output
32 AOUT2RP O Analog channel 2 right positive output
CIRCUIT BOARDS（シート基板図）
AMPS Circuit Board (YC775F00) ........................................................ 28/29
DSP Circuit Board (YD229D0) ............................................................ 30/31
LED Circuit Board (YD441C0) .................................................................. 34
SUB1 Circuit Board (YD233D0) ............................................................... 32
SUB2 Circuit Board (YD233D0) ............................................................... 33
SUB3 Circuit Board (YD233D0) ............................................................... 33
SUB4 Circuit Board (YD233D0) ............................................................... 34
TWAMP Circuit Board (YD206E0) ............................................................ 34
Note: See parts list for details of circuit board component parts.
注 : シートの部品詳細は、パーツリストをご参照ください。
FUNCTION
2 C serial clock input
2
C serial control data interface input/output
PIN
NAME I/O
NO.
33 AOUT1LM O Analog channel 1 left negative output
34 AOUT1LP O
Analog channel 1 left positive output
35 AOUT1RM O
Analog channel 1 right negative output
36 AOUT1RP O
Analog channel 1 right positive output
37 AVSSO -
Analog ground
38 AVSS_ESD -
39 VR_ANA - Voltage reference for analog supply
40 AVDD3 - Analog power supply +3.3 V
41 XTAL_IN I Crystal input
42 XTAL_OUT O Crystal output
43 MCLK_IN I Master clock input for I
44 DVSS2 -
Digital ground
45 DVDD2 -
Digital power supply +3.3 V
46 MCLK_OUT3 O
Programmable master clock output divider
47 MCLK_OUT2 O
48 MCLK_OUT1 O Master clock output for I
49 VREG_EN I Voltage regulator enable active low
50 - Pin must be connected to ground
RESERVED
51 O Left/right (frame) clock output for I
LRCLK_OUT
52 O Serial (bit) clock output for I
SCLK_OUT
53 SDO2 O Serial data output #2 for I
54 SDO1 O
Serial data output #1 for I
55 VR_DIG -
Voltage reference for digital supply
56 DVSS3 - Digital ground
57 DVDD3 - Digital power supply +3.3 V
58 LRCLK_IN I Left/right (frame) clock input for I
59 SCLK_IN I Serial (bit) clock input for I
60 SDIN2/GPIO4 I/O Serial data input #2 for I
General purpose input/output #4
61 SDIN1/GPIO3 I/O Serial data input #1 for I
General purpose input/output #3
62 RESET I
Device reset
63 I2C2_SDA I/O
Master I
64 I2C2_SCL I Master I
DXR8/DXR10/DXR12/DXR15
DSP: IC702
FUNCTION
2 S interface
2 S interface
2 S interface
2 S interface
2 S interface
2
S interface
2 S interface
2 S interface
2 S interface /
2 S interface /
2 C serial control data interface input/output
2 C serial clock input
27