Quectel QuecOpen AG521R-NA Hardware Design page 35

71 UART1_CTS
72 UART1_RXD
74 UART1_RTS
107 DBG_TXD
110 DBG_RXD
73 PCM_SYNC
75 PCM_CLK
PCM
76 PCM_IN
78 PCM_OUT
77 CDC_RST
81 I2S_MCLK
261 I2S_DOUT
I2S
262 I2S_SCK
263 I2S_DIN
265 I2S_WS
79 I2C1_SCL
I2C
80 I2C1_SDA
250 USIM1_RST
253 USIM1_CLK
254 USIM1_DATA (U)SIM
255 USIM1_DET
260 USIM2_RST
AG521R-NA_QuecOpen_Hardware_Design
GPIO_23
GPIO_21
GPIO_22
I2S_WS GPIO_12
I2S_SCK GPIO_15
I2S_DIN GPIO_13
I2S_DOUT GPIO_14
GPIO_86
GPIO_62
PCM_OUT GPIO_18
PCM_CLK GPIO_19
PCM_IN GPIO_17
PCM_SYNC GPIO_16
BS-PD, L N 1.8 V
BS-PU, L Y 1.8 V
BS-PD, L Y 1.8 V
BS-PD, L N 1.8 V
BS-PD, L Y 1.8 V
BS-PD, L Y 1.8 V
BS-PD, L Y 1.8 V
BS-PD, L Y 1.8 V
BS-PD, L Y 1.8 V
BS-PD, L Y 1.8 V
BS-PD, L N 1.8 V
BS-PD, L Y 1.8 V
BS-PD, L Y 1.8 V
BS-PD, L Y 1.8 V
BS-PD, L Y 1.8 V
BSR-PD, L Y 1.8 V
BSR-PD, L Y 1.8 V
BSH-PD, L N 1.8/2.85 V
BSH-PD, L N 1.8/2.85 V
BSH-PD, L N 1.8/2.85 V
BS-PD, L Y 1.8 V
BSH-PD, L Y 1.8/2.85 V
Automotive Module Series
AG521R-NA QuecOpen Hardware Design
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