
User Manual - Rev1.0.2
M13design - 16 Dec. 21
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3.2.3 EEPROM
An EEPROM is also available on the
M13-RA6M3-EK
board. This memory device is controlled by the
RA6M3 I²C Interface on channel 0 (IIC0) which is the board’s main I²C bus.
EEPROM Memory Overview. See section
Interface to have a full illustration on what I²C devices
are available on the board.
Table 11. EEPROM Overview
Device Type
MFR
1
/ MPN
2
I²C Address
Capacity
Package
EEPROM
On Semiconductor /
CAT24AA16TDI-GT3
W: 1010 0000 (0xA0)
R: 1010 0001 (0xA1)
2048x8 bits
(16Kbits)
TSOT-23-5
Table 12. IIC0 Pin assignment
U1 Pin
RA6M3 Pin Functions
Board
Assignment
Signal Name
Default
Function
Remarks
52
P204 / SCL0_B
Main I²C bus
SCL0
IIC0
44
P407 / SDA0_B
Multiplexed
SDA0
IIC0