Hardware
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Connectors / Ports
"J6" connector (DEBUG port)
"SLAVE" connector (LCD PCB port)
Pinout:
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PIN 32 - GND
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PIN 31 - UART RXD
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PIN 30 - UART TXD
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PIN 29 - GPIO2 *
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PIN 28 - GPIO1 *
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PIN 27 - GPIO0 *
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PIN 26 - VDDE
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PIN 25 - MCU JTAG RSTIN_N **
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PIN 24 - MCU JTAG TMS **
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PIN 23 - MCU JTAG TCK **
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PIN 22 - MCU JTAG TRST_N **
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PIN 21 - MCU JTAG TDI **
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PIN 20 - MCU JTAG TDO **
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PIN 19 - MCU JTAG JTAGSEL
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PIN 18 - GPIO18
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PIN 17 - ACTEL JTAG VJTAG
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PIN 16 - GPIO16 / ACTEL JTAG TRST
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PIN 15 - GPIO15 / ACTEL JTAG TMS
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PIN 14 - GPIO14 / ACTEL JTAG TCK
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PIN 13 - GPIO13 / ACTEL JTAG TDO
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PIN 12 - GPIO12 / ACTEL JTAG TDI
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PIN 11 - NC ???
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PIN 10 - NC ???
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PIN 9 - NC ???
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PIN 8 - NC ???
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PIN 7 - NC ???
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PIN 6 - NC ???
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PIN 5 - NC ???
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PIN 4 - NC ???
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PIN 3 - NC ???
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PIN 2 - NC ???
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PIN 1 - NC ???​
Pinout:
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PIN 32 - GPIO11
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PIN 31 - I2STX DATA1 ***
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PIN 30 - I2STX BCK1 ***
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PIN 29 - I2STX WS1 ***
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PIN 28 - MI2STX DATA0 ***
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PIN 27 - SPI SCK
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PIN 26 - SPI MOSI
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PIN 25 - MUART CTS_N
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PIN 24 - MI2STX BCK0 ***
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PIN 23 - MGPIO5 / MCI CLK
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PIN 22 - MGPIO6 / MCI CMD
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PIN 21 - MGPIO7 / MCI DAT0
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PIN 20 - MGPIO8 / MCI DAT1
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PIN 19 - MGPIO9 / MCI DAT2
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PIN 18 - MGPIO10 / MCI DAT3
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PIN 17 - GPIO17
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PIN 16 - GPIO20
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PIN 15 - NC ???
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PIN 14 - GPIO0 *
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PIN 13 - GPIO1 *
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PIN 12 - GPIO2 *
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PIN 11 - VDDE
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PIN 10 - VDDE
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PIN 9 - VDDE
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PIN 8 - GND
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PIN 7 - GND
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PIN 6 - GND
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PIN 5 - USB VBUS
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PIN 4 - USB DP
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PIN 3 - USB DM
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PIN 2 - USB ID
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PIN 1 - I2SRX DATA1 ***
* - These are used for determining the boot mode.
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** - These can be used with the KEIL IDE and a ULINK2 JTAG probe if JTAG is enabled.
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*** - Audio data lines - some of them (not all) are used for Joystick input instead
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Fig. 1: Connector soldered to the "J6" port.
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