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5.0 Microcontroller - NXP LPC1768
5.1 Port description
Microcontroller Port Usage
Pin
μC Port
Signal
49
P0_11
AX_I2C_SCL
48
P0_10
AX_I2C_SD
67
P2_6
AX_MII_TXD3
66
P2_7
AX_SPIM_CS0#__MII_RXD0
64
P2_9
AX_SPIM_CS1#__MII_RXD3
63
P0_16
AX_SPIM_CS2#
62
P0_15
AX_SPIM_SCK__MII_RXD1
61
P0_17
AX_SPIM_SDI__MII_TXEN
60
P0_18
AX_SPIM_SDO__MII_CLK
AX_SPIS_CS0#__MII_TXD0__
81
P0_4
SBDW_D0
AX_SPIS_CS1#__MII_TXD1__
74
P2_1
SBDW_D1
79
P0_6
AX_SPIS_CS2#
AX_SPIS_MB0__MII_RXD2__
65
P2_8
SBUP_D0
AX_SPIS_MB1__MII_RXDV__
75
P2_0
SBUP_D1
78
P0_7
AX_SPIS_SCK
76
P0_9
AX_SPIS_SDI
77
P0_8
AX_SPIS_SDO
68
P2_5
AX_SPIS_STALL__MII_COL
80
P0_5
AX_SPISS_RW__MII_TXD2
6
P0_26
AX_STATUS
7
P0_25
HDMI_INT
24
P0_28
I2C_0_SCL
25
P0_27
I2C_0_SDA
* O_0: Output ('0' at/after HW reset); O_1: Output ('1' at/after HW reset); I: Input
UM_INAP375R Revision 1.2_A1
User Manual
Direction
OC
OC
O_0
I
I
I
I
I
I
O_1
O_1
O_1
I
I
O_0
O_0
I
I
O_0
I
I
OC
OC
Table 5-1: Microcontroller Port Usage
Inova Semiconductors Confidential
Description
APIX I2C master interface
APIX2 Data Interface
APIX2 Status
Interrupt from HDMI interface
I2C Bus 0
Page 21 of 37
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