Datasheet

23A1024/23LC1024
DS20005142B-page 16  2012-2013 Microchip Technology Inc.
FIGURE 4-4: ENTER SQI MODE (EQIO) FROM SPI MODE
4.3 Exit SDI or SQI Mode
To exit from SDI mode, the RSTIO command must be
issued. The command must be entered in the current
device configuration, either SDI or SQI, see Figure 4-7
and Figure 4-8.
FIGURE 4-5: BYTE READ MODE SQI
SCK
0 2345671
SI
High-Impedance
SO
CS
000111 00
Note: Page and Sequential mode is similar in that additional bytes can be clocked out before CS is brought high.
Note: The first byte read after the address will be a dummy byte.
CS
SCK
0 2345671
8
9
1
0
40
20 16 12 8
SIO0
1
0
51
21 17 13 9
0 0
62
22 18 14 10
0
0 73
23 19 15 11
SIO1
SIO2
SIO3
Instruction
24-Bit Address
Dummy Byte
10 11
4
0
5
1
6
2
7
3
Data Out