Edge 2 – User Manual
MIXTILE
V1.1
Copyright
©
2021 MIXTILE.
2.9
RS485
Pin
#
Pin
Name
Pin
Type
Input/
Output
Signal Description
1
GND
GND
-
Ground
2
485B
DS
I/O
RS485 differential signal Negative
3
485A
DS
I/O
RS485 differential signal Positive
2.10
ADC
Pin
#
Pin
Name
Pin
Type
Input/
Output
Signal Description
1
3.3V
PWR
Output 3.3V @ 100mA Max
2
SARADC_VIN4 ANA
Input
ADC analog signal
3
SARADC_VIN5 ANA
Input
ADC analog signal
4
SARADC_VIN6 ANA
Input
ADC analog signal
5
SARADC_VIN7 ANA
Input
ADC analog signal
6
GND
GND
-
Ground
2.11
Speaker
Pin
#
Pin
Name
Pin
Type
Input/
Output
Signal Description
1
SPK+
ANA
Output speaker driver output Positive
2
SPK-
ANA
Output speaker driver output Negative
2.12
DMIC
Pin
#
Pin
Name
Pin
Type
Input/
Output
Signal Description
1
3.3V
PWR
Output
3.3V @ 500mA Max in total
2
3.3V
PWR
Output
3.3V @ 500mA Max in total
3
GND
GND
-
Ground
4
GND
GND
-
Ground
5
PDM_SDI1
IO
Input
PDM data signal
6
PDM_SDI2
IO
Input
PDM data signal
7
PDM_SDI3
IO
Input
PDM data signal
8
GND
GND
-
Ground
9
PDM_CLK1
IO
Output
PDM clock signal
10
GND
GND
-
Ground
