Datasheet

 2013-2016 Microchip Technology Inc. DS20005218E-page 23
SST26VF032B / SST26VF032BA
FIGURE 5-14: SPI DUAL I/O READ SEQUENCE
FIGURE 5-15: BACK-TO-BACK SPI DUAL I/O READ SEQUENCES WHEN M[7:0] = AXH
7
5
3
1
7
5
3
1
7
5
3
1
7
5
6
4
2
0
CE#
SIO0
SCK
012345678
16
17
12
MODE 3
MODE 0
91011
20005218 F53.1
SIO1
A[23:16]
1513 14
23
1918 2220 21
6
4
2
0
6
4
2
0
6
4
A[15:8]
A[7:0]
M[7:0]
7
5
3
1
7
5
3
1
7
5
3
1
7
5
4
2
0
CE#(cont’)
SIO0(cont’)
SCK(cont’)
23 24
32
33
2825 26 27
SIO1(cont’)
Byte 0
3129 30
39
3534 3836 37
6
4
2
0
6
4
2
0
6
4
Byte 1
Byte 2
Byte 3
2
0
6
3
1
7
MSB
MSB
MSB
6
MSB
I/O Switches from Input to Output
BBH
Note: MSB= Most Significant Bit, LSB = Least Significant Bit
7
5
3
1
7
5
3
1
7
5
3
1
7
5
MODE 3
MODE 0
6
4
2
0
CE#
SIO0
SCK
0
8
9
412 3
20005218 F54.1
SIO1
A[23:16]
756
15
1110 1412 13
6
4
2
0
6
4
2
0
6
4
A[15:8]
A[7:0]
M[7:0]
7
5
3
1
7
5
3
1
7
5
3
1
7
5
4
2
0
CE#(cont’)
SIO0(cont’)
SCK(cont’)
15 16
24
25
2017 18 19
SIO1(cont’)
Byte 0
2321 22
31
2726 3028 29
6
4
2
0
6
4
2
0
6
4
Byte 1
Byte 2
Byte 3
2
0
6
3
1
7
MSB
MSB
MSB
6
MSB
7
5
7
5
3
1
4
6
4
2
0
MSB
6
MSB
I/O Switches from Input to Output
I/O Switch
Note: MSB= Most Significant Bit, LSB = Least Significant Bit