I 2 S A u d i o I / O C a r d
28
Rev. 0.1
37
I2V_INN_A
38
I2V_INP_A
39
GND
40
HVDA_INN_B
41
HVDA_INP_B
42
HVDA_INN_A
43
HVDA_INP_A
44
GND
45
CP_NEG_B
46
CP_POS_B
47
CP_NEG_A
48
CP_POS_A
49
CP_OUTA_A
50
CP_OUT_A
51
IDAC_B
52
IDAC_A
53
GND
54
DAC_OUT3
55
DAC_OUT2
56
DAC_OUT1
57
DAC_OUT0
58
DAC_VREFGND
59
DAC_VREF
60
GND
61
ADC_IN3
62
ADC_IN2
63
ADC_IN1
Microphone ADC input
64
ADC_IN0
Potentiometer
65
ADC_VREFGND
board ground
66
ADC_VREF
Microphone ADC input bias
67
GND
68
C2D_RX15_A
69
C2D_RX14_A
70
C2D_RX13_A
71
C2D_RX12_A
72
C2D_RX11_A
73
C2D_RX10_A
Table 9. UPIO-USB-AUDIO Card H4 Pin Descriptions (H4)
I/O Card
Pin
Signal Name
Description
