2-15
IM 701730-51E
SPI Bus Signal Analysis Function
2
Combination of Pattern A and Pattern B (MOSI)
• Trigger Condition
SS:
L
A Pattern (MOSI):
A4 25
Data Byte:
2
Condition:
True
B Pattern (MOSI):
See below.
Data Byte:
2
Condition:
True
<B Pattern (MOSI):EA 57, After Byte Count=First Byte>
11
A4
25
EA
57
FF
68
00
00
00
Trigger activated here
MOSI
00
00
00
00
00
00
00
85
C8
22
MISO
SS
Matches with the specified Pattern A
Matches with the specified Pattern B
Compare with Pattern A
Compare with Pattern B
<B Pattern (MOSI): FF 68, After Byte Count=Anywhere>
11
A4
25
EA
57
FF
68
00
00
00
Trigger activated here
MOSI
00
00
00
00
00
00
00
85
C8
22
MISO
SS
Matches with the specified Pattern A
Compare with the specified Pattern B
until a match occurs
Compare with Pattern A
Compare with Pattern B
Compare with Pattern B
2.4 Setting SPI Bus Signal Acquisition Conditions