Eeprom Interface - Renesas RTK79210**B00000BE User Manual

RZ/A2M SUB Board RTK79210XXB00000BE
2.3.3

EEPROM Interface

RTK79210XXB00000BE is equipped with EEPROM x 1 shown in Table 2.3.8 as the standard configuration.
EEPROM control is performed by the RZ/A2M on-chip 12C bus interface (RIIC) on channel 3.
Figure 2.3.3 shows EEPROM interface block diagram.
Table 2.3.8 EEPROM Overview
Model name
R1EX24128ASAS0A
RZ/A2M (U1)
Note: Red text
：Indicates a function not implemented .
：Indicates a SUB board .
Figure 2.3.3 EEPROM Interface Block Diagram
R20UT4398EJ0100 Rev.1.00
2018.10.11
Interface
2-line serial (RIIC)
SCL3
PD_6 / RIIC3SCL
SDA3
PD_7 / RIIC3SDA
indicates a function used .
Capacity
16 KB (16 Kwords x 8 bits)
2
3.3V
2
3.3V
SCL3
SCL
SDA3
SDA
2. Function specifications
Package
8 pin SOP
To CEU I/F, LCD I/F
EEPROM（U32）
A[2:0]
WP
2-25