Integration Manual

TOBY-L2 and MPCI-L2 series - System Integration Manual
UBX-13004618 - R04 Advance Information System description
Page 14 of 141
Function
Pin Name
Pin No
I/O
Description
Remarks
DSR
10
O /
I/O
UART data set ready
output / GPIO
Note: UART / GPIO not supported by TOBY-L2x0-00S.
1.8 V, Circuit 107 in ITU-T V.24, configurable as GPIO.
Add Test-Point and series 0  to access for diagnostic.
See section 1.9.2 and 1.11 for functional description.
See section 2.6.2 and 2.8 for external circuit design-in.
RI
11
O /
I/O
UART ring indicator
output / GPIO
Note: UART / GPIO not supported by TOBY-L2x0-00S.
1.8 V, Circuit 125 in ITU-T V.24, configurable as GPIO.
Add Test-Point and series 0  to access for diagnostic.
See section 1.9.2 and 1.11 for functional description.
See section 2.6.2 and 2.8 for external circuit design-in.
DTR
13
I /
I/O
UART data terminal
ready input / GPIO
Note: UART / GPIO not supported by TOBY-L2x0-00S.
1.8 V, Circuit 108/2 in ITU-T V.24, configurable as GPIO.
Add Test-Point and series 0  to access for diagnostic.
See section 1.9.2 and 1.11 for functional description.
See section 2.6.2 and 2.8 for external circuit design-in.
DCD
12
O /
I/O
UART data carrier
detect output / GPIO
Note: UART / GPIO not supported by TOBY-L2x0-00S.
1.8 V, Circuit 109 in ITU-T V.24, configurable as GPIO.
Add Test-Point and series 0  to access for diagnostic.
See section 1.9.2 and 1.11 for functional description.
See section 2.6.2 and 2.8 for external circuit design-in.
DDC
SCL
54
O
I
2
C bus clock line
Note: I
2
C not supported by TOBY-L2x0-00S.
1.8 V open drain, for communication with u-blox GNSS
receivers and other I2C-slave devices as an audio codec.
External pull-up required.
See section 1.9.3 for functional description.
See section 2.6.3 for external circuit design-in.
SDA
55
I/O
I
2
C bus data line
Note: I
2
C not supported by TOBY-L2x0-00S.
1.8 V open drain, for communication with u-blox GNSS
receivers and other I2C-slave devices as an audio codec.
External pull-up required.
See section 1.9.3 for functional description.
See section 2.6.3 for external circuit design-in.
SDIO
SDIO_D0
66
I/O
SDIO serial data [0]
Note: SDIO not supported by TOBY-L2x0-00S.
SDIO interface for communication with external Wi-Fi chip
See section 1.9.4 for functional description.
See section 2.6.4 for external circuit design-in.
SDIO_D1
68
I/O
SDIO serial data [1]
Note: Not supported by TOBY-L2x0-00S.
SDIO interface for communication with external Wi-Fi chip
See section 1.9.4 for functional description.
See section 2.6.4 for external circuit design-in.
SDIO_D2
63
I/O
SDIO serial data [2]
Note: SDIO not supported by TOBY-L2x0-00S.
SDIO interface for communication with external Wi-Fi chip
See section 1.9.4 for functional description.
See section 2.6.4 for external circuit design-in.
SDIO_D3
67
I/O
SDIO serial data [3]
Note: SDIO not supported by TOBY-L2x0-00S.
SDIO interface for communication with external Wi-Fi chip
See section 1.9.4 for functional description.
See section 2.6.4 for external circuit design-in.
SDIO_CLK
64
O
SDIO serial clock
Note: SDIO not supported by TOBY-L2x0-00S.
SDIO interface for communication with external Wi-Fi chip
See section 1.9.4 for functional description.
See section 2.6.4 for external circuit design-in.