MB85RS1MTPH-G Datasheet, PDF (8/40 Pages) Fujitsu Component Limited. – 1M (128 K × 8) Bit SPI

MB85RS1MT
■ COMMAND
• WREN
The WREN command sets WEL (Write Enable Latch) . WEL has to be set with the WREN command before
writing operation (WRSR command and WRITE command) . WREN command is applicable to “Up to
25 MHz (1.8 V to 2.7 V) and 30 MHz (2.7 V to 3.6 V) operation”.
CS
SCK
0
1
2
3
4
5
6
7
SI
Invalid
0
0
0
0
0
1
1
0
High-Z
SO
Invalid
• WRDI
The WRDI command resets WEL (Write Enable Latch) . Writing operation (WRSR command and WRITE
command) are not performed when WEL is reset. WRDI command is applicable to “Up to 25 MHz (1.8 V to
2.7 V) and 30 MHz (2.7 V to 3.6 V) operation”.
CS
SCK
0
1
2
3
4
5
6
7
SI
Invalid
0
0
0
0
0
1
0
0
High-Z
SO
Invalid
8
DS501-00022-6v0-E