Figure 29. Stm32F779I-Eval Audio - ST STM32F779I-EVAL User Manual

+3V3
+3V3
+1V8
+1V8
+3V3
+1V8
PD3
DFSDM_CLK
JP24
R192 10K
U25 RIGHT SB79
1 2 Closed
VDD LR
3
CLK
5 4
GND DOUT
MP34DT01TR
U24 LEFT
1 2
VDD LR
3
CLK
5 4 MIC_DATA
GND DOUT
SB78
MP34DT01TR Closed
JP22
MICBIAS1
+3V3
Coupon connectors
RIGHT
CN25
MIC_CLK 3 6
CLK NC
2 5 R191 10K
GND LR
MIC_DATA 1 4 MIC_VDD
DATA VDD
Coupon Connectors

Figure 29. STM32F779I-EVAL Audio

U20
E9
LDO1VDD
D9
AVDD1
B2
SPKVDD1
C2
SPKVDD2
D8
AVDD2
G9
CPVDD
F1
DCVDD
D2
DBVDD
D1
LDO2VDD
R170 4K7 D4
+3V3 LDO1ENA
D5
LDO2ENA
C69 1uF E6
VREFC
C6
DMICCLK
PA2 G1
SAI2_SCKB BCLK1
PG9 R172 0 E3
SAI2_FSB LRCLK1
PA0 E4
SAI2_SDB DACDAT1
PC1 F2
SAI1_SDA ADCDAT1
MFX_GPIO5 G3
Audio_INT ADCLRCLK1/GPIO1
To MFX
H2
GPIO3/BCLK2
F4
GPIO4/LRCLK2
H3
GPIO5/DACDAT2
E5
GPIO7/ADCDAT2
G4
GPIO6/ADCLRCLK2
F6
GPIO11/BCLK3
H5
GPIO10/LRCLK3
H4
GPIO8/DACDAT3
F5
GPIO9/ADCDAT3
C64 C8
IN1LP
D7
IN1LN
1uF
B8
IN2LP/VRXN
B9
IN2LN/DMICDAT1
C7
IN1RP
B7
IN1RN
3 PD6
DFSDM_DATA1
2 A8
IN2RP/VRXP
1 time slot1 of SAI A9
IN2RN/DMICDAT2
JP23
WM8994ECS/R
LEFT
CN24
MIC_CLK 3 6
CLK NC
2 5
GND LR
MIC_DATA 1 4 MIC_VDD
DATA VDD
Coupon Connectors
D6
AGND
Default I2C Address:0011010
E7
AGND
E8
AGND
A1
SPKGND1
C1
SPKGND2
H9
CPGND
E2
DGND
F7
HP2GND
F3 R174 0 PB9
SDA I2C1_SDA
H1 R175 0 PB8
SCLK I2C1_SCL
G2 R173[N/A]
CS/ADDR +3V3
A4
CIFMODE
D3 PE6
MCLK1 SAI2_MCLKB
E1
GPIO2/MCLK2
A3
SPKMODE
A5
REFGND
A7
MICBIAS1
B6 R164 2K2
MICBIAS2
C9
VMIDC
C63 C71 C73
F9
HPOUT2N
4.7uF 4.7uF 4.7uF
F8
HPOUT2P
G5
HPOUT1FB
G6
HPOUT1R
H6
HPOUT1L
C5 GND
LINEOUT1N
B5
LINEOUT1P
R165 R166
C4
LINEOUT2N
20 20
B4
LINEOUT2P
A6 R194
LINEOUTFB
1K
C89
R193
B1
SPKOUTLN
A2
180
SPKOUTLP
4.7uF
C3
C98
SPKOUTRN
R221
B3
SPKOUTRP
180
G8 4.7uF
CPCA
R220
H8
CPCB
1K
C70 2.2uF
H7
CPVOUTN
G7 C74 2.2uF
CPVOUTP
C72 2.2uF
GND
CN29
SPDIF connector
3 1
+3V3 Vcc Vout
C95
Close to connector 100nF 2
GND
Less than 7mm
DLR11H0
Title: Audio
Project: STM32F779I-EVAL
Size: A4 Reference: MB1219
Date: 2016/4/26
CN28
3
6
4
2
PJ3028B-3
R225 [N/A]
GND
R222
GND
0
CN27
3
6
4
2
PJ3028B-3
R223
0
GND
R206 0 PG12
SPDIF_OUT
C96
30pF
Revision: B.1
Sheet: 5 of 17