Renesas RZ/A Series - EEPROM Interface

RZ/A2M SUB Board RTK79210XXB00000BE 2. Function specifications
R20UT4398EJ0100 Rev.1.00 2-25
2018.10.11
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
Interface
Capacity
Package
R1EX24128ASAS0A
2-line serial (RIIC)
16 KB (16 Kwords x 8 bits)
8 pin SOP
Figure 2.3.3 EEPROM Interface Block Diagram
2
SCL3
SDA3
RZ/A2M (U1)
PD_6 / RIIC3SCL
PD_7 / RIIC3SDA
SCL3
SDA3
EEPROM（U32）
SCL
SDA
A[2:0]
WP
2
To CEU I/F, LCD I/F
3.3V
3.3V
Note: Red text indicates a function used.
：Indicates a function not implemented .
：Indicates a SUB board.