QSBASE4

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X13 BOOTMODE

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X13 pin assignment

Pin QS Pin Pad Name Serial downloader boot mode
1 3V3   Connect 1-2 (H) QS8M, QSXM, QSXP, QSRZ
2 52 BOOT-MODE leave open for normal boot
3 GND   Connect 2-3 (L) QSMP

X14 DEBUG UART

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X14 pin assignment

Pin QS Pin QS Pad Name USB-UART Bridge Remarks
1 GND      
2 NC     not connected
3 NC     not connected
4 89 RXD TXD_OUT  
5 90 TXD RXD_IN  
6 NC   RTS_OUT  

X7 EXPANSION CONNECTOR

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X7 pin assignment

Pin QS Pin QS Pad Pin QS Pin QS Pad
1   3V3 2   5V
3 9 I2CB_SDA 4   5V
5 8 I2CB_SCL 6   GND
7 95 UARTC_CTSin 8 92 UARTB_TXD
9   GND 10 91 UARTB_RXD
11 76   12 3 SPIA_MOSI
13 11 CANA_RX 14   GND
15 12 CANA_TX 16 13 CANB_RX
17   3V3 18 14 CANB_TX
19 99 SPIB_MOSI 20   GND
21 98 SPIB_MISO 22 36 SD_CD
23 100 SPIB_SCLK 24 97 SPIB_SS
25   GND 26 1 SPIA_SS
27 73   28 2 SPIA_MISO
29 96 UARTC_RTSout 30   GND
31 37 SD_D1 32 78 DISP_BL
33 77 DISP_EN 34   GND
35 39 SD_CLK 36 38 SD_D0
37 41 SD_D3 38 40 SD_CMD
39   GND 40 42 SD_D2

X2 MIPI DSI

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X2 pin assignment

Pin QS Pin QS Pad Name Remarks
1 GND    
2 84 MIPI_DSI_DATA1_N  
3 83 MIPI_DSI_DATA1_P  
4 GND    
5 88 MIPI_DSI_CLK_N  
6 87 MIPI_DSI_CLK_P  
7 GND    
8 86 MIPI_DSI_DATA0_N  
9 85 MIPI_DSI_DATA0_P  
10 GND    
11 5 I2CA_SCL  
12 6 I2CA_SDA  
13 GND    
14 3V3    
15 3V3    

X1 JTAG Header

../../_images/QSBASE4-X1.png

X1 pin assignment

Pin Signal Pin Signal
1 3V3 2 3V3
3 JTAG_TRST 4 GND
5 JTAG_TDI 6 GND
7 JTAG_TMS 8 GND
9 JTAG_TCK 10 GND
11 NC 12 GND
13 JTAG_TDO 14 GND
15 POR 16 GND
17 NC 18 GND
19 NC 20 GND