User`s manual

Functional Overview
2.3.4 EEPROM
Rev.1.01 Jan 31, 2008
2-10
REJ10J1262-0101
2
2.3.4 EEPROM
The M3A-HS11 includes the 128k-bit EEPROM as standard equipment. The EEPROM is controlled by the I2C bus
interface included in SH7211.
Table 2.3.5 lists the specification outline of EEPROM.
Figure 2.3.6 shows the connection circuit block diagram of SH7211 and EEPROM.
Table 2.3.5 EEPROM Specification Outline
Part Number Interface Capacity Package
HN58X24128FPIE 2-wire system serial (I
2
C bus)
*1
128 k-bit (16k-word × 8-bit) 8-pin SOP
SH7211
128k-bit EEPROM
SCL
PF0/SCL
SDA
PF1/SDA
HN58X24128FPIE
WP
A0
A1
A2
Figure 2.3.6 Block Diagram of SH7211 and EEPROM
Note*1: I
2
C bus is a trademark of Koninklijke Philips Electronics N. V.