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37
NS9750 Pinout
AC12 gpio[20]
1
U 8 I/O 00 Ser port C DTR
01 LCD clock
02 Reserved
03 GPIO 20
AF11 gpio[21] U 4 I/O 00 Ser port C DSR
01 LCD frame pulse-vert
02 Reserved
03 GPIO 21
AE11 gpio[22] U 4 I/O 00 Ser port C RI / SPI port C clk
01 LCD AC bias-data enable
02 Reserved
03 GPIO 22
AD11 gpio[23] U 4 I/O 00 Ser port C DCD / SPI port C enable
01 LCD line end
02 Timer 14 (duplicate)
03 GPIO 23
AF10 gpio[24]
1
U 4 I/O 00 Ser port D DTR
01 LCD data bit 0
02 Reserved
03 GPIO 24
AE10 gpio[25] U 4 I/O 00 Ser port D DSR
01 LCD data bit 1
02 Timer 15 (duplicate)
03 GPIO 25
AD10 gpio[26] U 4 I/O 00 Ser port D RI / SPI port D clk
01 LCD data bit 2
02 Timer 3
03 GPI0 26
AF9 gpio[27] U 4 I/O 00 Ser port D DCD / SPI port D enable
01 LCD data bit 3
02 Timer 4
03 GPIO 27
Pin #
Signal
name
U/D
OD
(mA)
I/O Description (4 options: 00, 01, 02, 03)
Table 10: GPIO MUX pinout