NuMaker-HMI-MA35D1-S1
Nov. 2, 2022
Page
48
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Rev 1.01
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R M
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VSS
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VSS
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62
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63
VDD5V
-
-
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64
VDD5V
-
-
-
Note
*: No connection (NC) by default.
Table 3-40 LCM Connecor (CON9) Pin Function
3.2.21
Audio Codec
Speaker Pads (T14 and T15): To connect a speaker to output audio sound.
Microphone (M1): An on-board microphone for audio sound input.
Headset Jack (CON11): A headset input jack that follows CTIA definition.
Audio Codec Device (U18): Nuvoton NAU88C22YG is audio codec device that integrates
microphone input, speaker output and headphone output for audio application on this NuMaker-
BASE-MA35D1B1 board.
Function
Name
GPIO pin of MA35D1
Default Connected R#
Conflict Function / R#
I2S0_MCLK
PN15
R222
SC0_nCD / R239*
I2S0_LRCK
PK12
R223
SC0_CLK / R241*
I2S0_BCLK
PK13
R226
SC0_DAT / R242*
I2S0_DI
PK14
R229
SC0_RST / R243*
I2S0_DO
PK15
R231
SC0_PWR / R244*
Note
*: No connection (NC) by default.
Table 3-41 I2S0 (U18) Pin Function
Function
Name
GPIO pin of MA35D1
Default Connected R#
Conflict Function / R#
I2S_I2C2_SDA
PB8
R220
-
I2S_I2C2_SCL
PB9
R312/R221
EBI_ALE / R191*
Note
*: No connection (NC) by default.
Table 3-42 I2C2 (U18) Pin Function
Function
Name
GPIO pin of MA35D1
Default Connected R#
Conflict Function / R#
AUDIO_JKEN#
PD13
R233
EBI_nCS2 / R203*
