TOBY-L2 and MPCI-L2 series - System Integration Manual
UBX-13004618 - R07
Advance Information
System description
Page 15 of 158
Function
Pin Name
Pin No
I/O
Description
Remarks
DDC
SCL
54
O
I
2
C bus clock line
Note: not supported by “00”, “01”, “50” product versions.
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: not supported by “00”, “01”, “50” product versions.
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: not supported by “00”, “01” product versions.
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 “00”, “01” product versions.
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: not supported by “00”, “01” product versions.
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: not supported by “00”, “01” product versions.
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: not supported by “00”, “01” product versions.
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_CMD
65
I/O
SDIO command
Note: not supported by “00”, “01” product versions.
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.
Audio
I2S_TXD
51
O /
I/O
I
2
S transmit data /
GPIO
Note: not supported by “00”, “01”, “50” product versions.
I
2
S transmit data output, alternatively configurable as GPIO.
See sections 1.10 and 1.11 for functional description.
See sections 2.7 and 2.8 for external circuit design-in.
I2S_RXD
53
I /
I/O
I
2
S receive data /
GPIO
Note: not supported by “00”, “01”, “50” product versions.
I
2
S receive data input, alternatively configurable as GPIO.
See sections 1.10 and 1.11 for functional description.
See sections 2.7 and 2.8 for external circuit design-in.
I2S_CLK
52
I/O /
I/O
I
2
S clock /
GPIO
Note: not supported by “00”, “01”, “50” product versions.
I
2
S serial clock, alternatively configurable as GPIO.
See sections 1.10 and 1.11 for functional description.
See sections 2.7 and 2.8 for external circuit design-in.
I2S_WA
50
I/O /
I/O
I
2
S word alignment /
GPIO
Note: not supported by “00”, “01”, “50” product versions.
I
2
S word alignment, alternatively configurable as GPIO.
See sections 1.10 and 1.11 for functional description.
See sections 2.7 and 2.8 for external circuit design-in.