Specifications

WM_PRJ_Q2501_PTS_001 – 003
March 2004
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2.6.3.2 2-wire interface
The 2-wire serial interface includes clock and data signals complying with a
standard speed clock of 96 kbit/s. The maximum speed clock is 400 kbits/s.
Pin description
Signal Pin # I/O I/O type Description
SCL/SPI_CLK 30 O 3X Serial Clock
SDA/SPI_IO 28 I/O CMOS/3X Serial Data
WISMO Q2501
Application
Peripheral
SDA/SPI_IO
SCL/SPI_CLK
Figure 16: 2-wire interface bus