TWR
‐
WIFI
‐
RS2101
User’s
Manual
Page
6
of
9
Elevator
Connector.
An
“X”
in
the
“Used”
column
indicates
that
there
is
a
connection
from
the
TWR
‐
WIFI
‐
RS2101
to
that
pin
on
the
Elevator
connector.
An
“X”
in
the
“Jmp”
column
indicates
that
a
jumper
is
available
that
can
configure
or
isolate
the
connection
from
the
Elevator
connector.
Table
2.
TWR
‐
WIFI
‐
RS2101
Primary
Elevator
Connector
Pinout
TWR
‐
WIFI
‐
RS2101
Primary
Connector
Side
B
Side
A
Pin
#
Name
Usage
Used
Jmp
Pin
#
Name
Usage
Used
Jmp
B1
5V
A1
5V
B2
GND
Ground
A2
GND
Ground
B3
3.3V
3.3V
Power
A3
3.3V
3.3V
Power
B4
ELE_PS_SENSE
A4
3.3V
3.3V
Power
B5
GND
Ground
A5
GND
Ground
B6
GND
Ground
A6
GND
Ground
B7
SPI1_CLK
/
SDHC1_CLK
A7
SCL0
B8
SPI1_CS1
/
SDHC1_CS1
A8
SDA0
B9
SPI1_CS0
/
SDHC1_CS0
A9
GPIO9
/
CTS1
POWER_EN
B10
SPI1_MOSI
/
SDHC1_CMD
A10
GPIO8
/
SDHC_D2
B11
SPI1_MISO
/
SDHC1_D0
A11
GPIO7
/
SD_WP_DET
Mechanical
Key
B12
ETH_COL
A12
ETH_CRS
B13
ETH_RXER
A13
ETH_MDC
B14
ETH_TXCLK
A14
ETH_MDIO
B15
ETH_TXEN
A15
ETH_RXCLK
B16
ETH_TXER
A16
ETH_RXDV
B17
ETH_TXD3
A17
ETH_RXD3
B18
ETH_TXD2
A18
ETH_RXD2
B19
ETH_TXD1
A19
ETH_RXD1
B20
ETH_TXD0
A20
ETH_RXD0
B21
GPIO1
GPIO_RST
X
A21
SSI_MCLK
B22
GPIO2
A22
SSI_BCLK
B23
GPIO3
A23
SSI_FS
B24
CLKIN0
A24
SSI_RXD
B25
CLKOUT1
A25
SSI_TXD
B26
GND
Ground
A26
GND
Ground
B27
AN7
A27
AN3
B28
AN6
A28
AN2
B29
AN5
A29
AN1
B30
AN4
A30
AN0
B31
GND
Ground
A31
GND
Ground
B32
DAC1
A32
DAC0
B33
TMR3
A33
TMR1
B34
TMR2
A34
TMR0
B35
GPIO4
A35
GPIO6
B36
3.3V
3.3V
Power
A36
3.3V
3.3V
Power
