Integration Manual

TOBY-L2 and MPCI-L2 series - System Integration Manual
UBX-13004618 - R04 Advance Information System description
Page 45 of 141
1.9.4 Secure Digital Input Output interface (SDIO)
Secure Digital Input Output interface is not available on MPCI-L2 series modules.
Secure Digital Input Output interface is not supported by the TOBY-L2x0-00S product version.
TOBY-L2 series modules include a 4-bit Secure Digital Input Output interface (SDIO_D0, SDIO_D1, SDIO_D2,
SDIO_D3, SDIO_CLK, SDIO_CMD) designed to communicate with an external Wi-Fi chip.
1.10 Audio
1.10.1 Digital audio over I
2
S interface
Digital audio over I
2
S interface is not available on MPCI-L2 series modules.
Digital audio over I
2
S interface is not supported by the TOBY-L2x0-00S product version.
TOBY-L2 series modules include a 4-wire I
2
S digital audio interface (I2S_TXD, I2S_RXD, I2S_CLK, I2S_WA) that
can be configured by AT command to transfer digital audio data with an external device as an audio codec (for
more details see u-blox AT Commands Manual [3]).