W90P710_05 Datasheet, PDF (22/526 Pages) Winbond – 16/32-bit ARM microcontroller

W90P710
Table 5.1 W90P710 Pins Description (Continued)
Pin Name
IO
Type
AC97/I2S/PWM/UART3
AC97_nRESET /
I2S_MCLK /
GPIO [0] /
IOU
nIRQ4 /
USB_PWREN
AC97_DATAI /
I2S_DATAI /
PWM [0] /
IOU
DTR4 /
GPIO [1]
AC97_DATAO /
I2S_DATAO /
PWM [1] /
IOU
DSR4 /
GPIO [2]
AC97_SYNC /
I2S_LRCLK /
PWM [2] /
IOU
TXD4 /
GPIO [3]
AC97_BITCLK /
I2S_BITCLK /
PWM [3] /
IOS
RXD4 /
GPIO [4]
USB Interface
DP0
IO
DN0
IO
DP1
IO
DN1
IO
Miscellaneous
nIRQ [3:2] /
IOU
GPIO [19:18]
nIRQ [1:0] /
GPIO [17:16]
IOU
USB_OVRCUR
nWDOG /
GPIO [15] /
IOU
USB_PWREN
RTCVDD
P
Description
AC97 CODEC Host Interface RESET Output.
I2S CODEC Host Interface System Clock Output.
General Purpose In/Out port [0]
External interrupt request.
USB host power enable output
AC97 CODEC Host Interface Data Input.
I2S CODEC Host Interface Data Input.
PWM Channel 0 Output.
Data Terminal Ready for UART4.
General Purpose In /Out port [1]
AC97 CODEC Host Interface Data Output.
I2S CODEC Host Interface Data Output.
PWM Channel 1 Output.
Data Set Ready for UART4.
General Purpose In/Out port [2]
AC97 CODEC Host Interface Synchronous Pulse Output.
I2S CODEC Host Interface Left/Right Channel Select Clock.
PWM Channel 2 Output.
Transmit Data for UART4.
General Purpose In/Out port [3]
AC97 CODEC Host Interface Bit Clock Input.
I2S CODEC Host Interface Bit Clock.
PWM Channel 3 Output.
Receive Data for UART4.
General Purpose In/Out port [4].
Differential Positive USB IO signal
Differential Negative USB IO signal
Differential Positive USB IO signal
Differential Negative USB IO signal
External Interrupt Request
General Purpose I/O.
External Interrupt Request
General Purpose I/O
nIRQ1 is used as USB host over-current detection input
Watchdog Timer Timeout Flag and Keypad 3-keys reset output, active low
General Purpose In/output
USB host power switch enable output
RTC independent battery power (1.8V)
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