5
4
3
2
1
D D
C C
B B
A A
Board Function Page
1
2
3
EFR32 RF, Power & IO
Title Page
4MEMS Microphone & RGB LEDs
EFR32 connections & interfaces
Thunderboard Sense 2
Rev.
Description
Revision History
5SPI & I2C Sensors
6Debug MCU
7Debug Misc. & Power
EFR32MG12P332F1024GL125
Initial prototype version.A00
Updated EFR32 and debugger IC
revisions.
Replaced analog microphone with an
I2S-based digital one.
B00
Changed microphone to Knowles
SPH0645LM4H-B
B01
Size
Designed:
Revision
Sheet
of
Approved:
Sheet Created Date Sheet Modified Date
Document number
Schematic Title
Design Created Date:
BOM Doc No:
Page Title
B01
BRD4166A
Wednesday, February 08, 2017
1 7
A3
DDB
JNO
Thunderboard Sense 2
<Cage Code>
Wednesday, November 30, 2016
Wednesday, November 30, 2016
SCHEMATIC1
Title Page
Size
Designed:
Revision
Sheet
of
Approved:
Sheet Created Date Sheet Modified Date
Document number
Schematic Title
Design Created Date:
BOM Doc No:
Page Title
B01
BRD4166A
Wednesday, February 08, 2017
1 7
A3
DDB
JNO
Thunderboard Sense 2
<Cage Code>
Wednesday, November 30, 2016
Wednesday, November 30, 2016
SCHEMATIC1
Title Page
Size
Designed:
Revision
Sheet
of
Approved:
Sheet Created Date Sheet Modified Date
Document number
Schematic Title
Design Created Date:
BOM Doc No:
Page Title
B01
BRD4166A
Wednesday, February 08, 2017
1 7
A3
DDB
JNO
Thunderboard Sense 2
<Cage Code>
Wednesday, November 30, 2016
Wednesday, November 30, 2016
SCHEMATIC1
Title Page
PCB1
PCB4166