Data Sheet

Table Of Contents
xPico
®
200 Series Embedded Wi-Fi
®
Gateway Data Sheet 19
Signal Name Primary Function xPico 200
SMT Pin
Edge
Connector
Pin
Driver
Strength
RMII_TXD1
RMII TXD1 transmit
output
24
RMII_CLK
RMII interface clock
25
USB_H/DEV_SEL
USB Host/Device Mode
Select
Pull high for device mode
on USB
Pull low for host mode on
USB
Connect to ID pin of USB
connector
26
RMII_TXEN
RMII transmit enable
output
27
RMII_RST
RMII reset output
28
SDIO_MODE/SPI_SLAVE_MODE
SDIO Master/Slave select
Pull high for master mode
on SDIO.
Pull low for slave mode on
SDIO/SPI.
29
RMII_RXDV
RMII RX data valid input
30
RMII_RXD0
RMII RXD0 receive input
31
RMII_RXD1
RMII RXD1 receive input
32
SYS_LED
System status LED, active
high
33
GND
Signal Ground
34
MDC
MDIO clock
35
MDIO
MDIO data
36
CP10/PWM
Configurable I/O-PWM
37
8 mA
CP1
Configurable I/O
38
8 mA
RESERVED1
Reserved for future UART
RX output
39
66
RESERVED2
Reserved for future UART
TX output
40
68
EXT_RESET#
Unit hardware reset,
active low. Drive low for
50ms to reboot unit.
Signal should be driven
high or pulled high after
assertion. EXT_RESET#
is inactive during module
power down (standby)
state. Assert WAKE
signal to come out of low
power states prior to
asserting reset.
41
CTS1
Serial clear-to-send input
42
8 mA