W90N745CD/W90N745CDG
Table 5.2 W90N745 128-pin LQFP Multi-function List, continued
PIN NO.
DEFAULT
FUNCTION0
FUNCTION1
FUNCTION2
nIRQ [2]
FUNCTION3
USB_PWREN
UART_DTR3
AC97/I²S/PWM/UART3 Interface
AC97_nRESET
44
GPIO[0]
GPIO[0]
or
I²SMCLK
AC97_DATAI
45
46
47
48
GPIO[1]
GPIO[2]
GPIO[3]
GPIO[4]
GPIO[1]
GPIO[2]
GPIO[3]
GPIO[4]
PWM0
or
I²SDATAI
AC97_DATAO
or
PWM1
PWM2
PWM3
UART_DSR3
UART_TXD3
UART_RXD3
I²SDATAO
AC97_SYNC
or
I²SLRCLK
AC97_BITCLK
or
I²SBITCLK
49
50
VDD18
VSS18
VDD18
VSS18
-
-
-
-
-
-
XDMAREQ
51
52
GPIO[19]
GPIO[18]
GPIO[19]
GPIO[18]
nXDREQ
nXDACK
-
-
-
-
Ethernet RMII/KeyPad Interface
53
54
55
56
57
58
59
60
61
62
63
64
GPIO[20]
GPIO[21]
GPIO[22]
VSS33
GPIO[20]
GPIO[21]
GPIO[22]
VSS33
PHY_RXERR
PHY_CRSDV
PHY_RXD[0]
-
KPI_COL[0]
KPI_COL[1]
KPI_COL[2]
-
-
-
-
-
-
-
-
-
-
-
GPIO[23]
GPIO[24]
GPIO[25]
GPIO[26]
VDD33
GPIO[23]
GPIO[24]
GPIO[25]
GPIO[26]
VDD33
PHY_RXD[1]
PHY_REFCLK
PHY_TXEN
PHY_TXD[0]
-
KPI_COL[3]
KPI_COL[4]
KPI_COL[5]
KPI_COL[6]
-
GPIO[27]
GPIO[28]
GPIO[29]
GPIO[27]
GPIO[28]
GPIO[29]
PHY_TXD[1]
PHY_MDIO
PHY_MDC
KPI_COL[7]
KPI_ROW[0]
KPI_ROW[1]
- 20 -
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