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NOVA electronics Inc. MCX514 -
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8.2
Example of Connection in I2C Bus Mode
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Example of Connection with H8SX1655CPU and I2C Bus Mode
Example
of
I2C
Bus
Mode
Connection
H8SX1655
MCX514
CSN/SCL
SCL0(87)
SDA0(86)
+3.3V
+3.3V
SDA
3.3k
3.3k
H8SX1655 Examples of Register Setting
Register
Address
Setting value
:
8 bit (D7
~
D0)
ICCRA_0
H’FFEB0
10101001
(*)
(*) D7
:
I2C Bus Interface Enable. Setting 1 enables transfer operation.
D5
:
selectable from master / slave. 1 set to master.
D4
:
selectable from send / receive. 1 is master receive mode and 0 is master send mode (example is 0).
D3
~
D0
:
select transfer clock. In this case, it is 200kbps (when CLK
=
16M).