Hardware Documentation efus™A9X+ efus™A9Xr2
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J1
Pin Use on base board
I/O
Remarks; onboard pullups
1.12->
1.20
change
93
LCD_CLK
O5*
94
TXD_A_TTL
O5*
Debug
95
GND
PWR
96
RXD_D_TTL
I*
97
LCD_HSYNC
O5*
98
TXD_D_TTL
O5*
99
LCD_VSYNC
O5*
100 GND
PWR
101 GND
PWR
102 RXD_B_TTL
I*
103 LCD_R0
O5*
104 TXD_B_TTL
O5*
105 LCD_R1
O5*
106 RTS_B_TTL
O5*
107 LCD_R2
O5*
108 CTS_B_TTL
I*
109 LCD_R3
O5*
110 GND
PWR
111 LCD_R4
O5*
112 I2S_MCLK
O5*
113 LCD_R5
O5*
114 GND
PWR
115 GND
PWR
116 I2S_LRCLK
O5*
117 LCD_G0
O5*
118 GND
PWR
119 LCD_G1
O5*
120 I2S_SCLK
O5*
121 LCD_G2
O5*
122 GND
PWR
123 LCD_G3
O5*
124 I2S_DOUT
I*
125 LCD_G4
O5*