Rainbow Electronics W90N745CDG - Manual (Page 23)

W90N745CD/W90N745CDG
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Table 5.2 W90N745 128-pin LQFP Multi-function List
PIN NO. DEFAULT FUNCTION0 FUNCTION1 FUNCTION2 FUNCTION3
USB1.1 Host/Device Interface
1 USBVDD USBVDD - - -
2 DP1 DP1 - - -
3 DN1 DN1 - - -
4 USBVSS USBVSS - - -
5 USBVSS USBVSS - - -
6 DN0 DN0 - - -
7 DP0 DP0 - - -
8 USBVDD USBVDD - - -
9 VDD33 VDD33 - - -
UART[2:0]/PS2 Interface
10 GPIO[5] GPIO[5] UART_TXD0 - -
11 GPIO[6] GPIO[6] UART_RXD0 - -
12 GPIO[7] GPIO[7] UART_TXD1 - -
13 GPIO[8] GPIO[8] UART_RXD1 - -
14 GPIO[9] GPIO[9] UART_TXD2 UART_CTS1 PS2_CLK
15 GPIO[10] GPIO[10] UART_RXD2 UART_RTS1 PS2_DATA
16 VSS33 VSS33 - - -
I
2
C/USI Interface
17 GPIO[11] GPIO[11] I
2
C_SCL0 SSP_FRAM TIMER0
18 GPIO[12] GPIO[12] I
2
C_SDA0 SSP_TXD TIMER1
19 GPIO[13] GPIO[13] I
2
C_SCL1 SSP_SCLK KPI_ROW[3]
20 GPIO[14] GPIO[14] I
2
C_SDA1 SSP_RXD KPI_ROW[2]
21 VDD18 VDD18 - - -
22 VSS18 VSS18 - - -
23 VDD33 VDD33 - - -
24 VSS33 VSS33 - - -
System Reset & TEST
25 nRESET nRESET - - -
26 TEST TEST - - -