AS8530-ASOT AMSCO [austriamicrosystems AG], AS8530-ASOT Datasheet - Page 23

• Manufacturer Part Number: AS8530-ASOT
• Description: LIN Transceiver with Integrated Voltage Regulator and MCU Interface for Automotive Applications
• Manufacturer: AMSCO [austriamicrosystems AG]

AS8530
Preliminary Data Sheet - A p p l i c a t i o n I n f o r m a t i o n
Figure 16. Protocol for Serial Data Read with Length = 1
Figure 17. Protocol for Serial Data Read with Length = 4
8.7.1.4
The following figures illustrate timing waveforms and parameters.
Figure 18. Timing for Writing
Figure 19. Timing for Reading
www.austriamicrosystems.com/Lin_CompanionIC/AS8530
EN
TX
TX
EN
Timing
TX
EN
TX
EN
LEN1 = 1
T
Length = 4
DI_SU
Command & Address
1
T
ENSCLK_H
N1
LE
1 0
0
LE
N0
LEN0 = 0
Phase
A
4
LEN1
Transfer edge
A
3
T
2
DI_SU
A
DATAI
Command & Address Phase
1
T
LEN0
A
Address A4-A0
Data D7-D0 at
ENSCLK_L
is read here
A
0
T
DI_HD
D
7
A4
D
6
Data1 Phase
Sampling edge
D
5
T
DATAI
DI_HZ
D
4
A3
D
3
T
T
Address A4-A0 +1
2
DI_HD
D
D0_D
Data D7-D0 at
is read here
D
1
A2
0
D
D
7
Revision 0.01
D
6
A1
Data D7 – D0 at address A4
Data2 Phase
D
5
4
D
..A0 is read here
DATAO
A0
D
3
2
D
Address A4-A0 +2
Data D7-D0 at
D
1
is read here
DATAI
D
0
D7
7
D
Length of Transaction = 1
D
6
Data3 Phase
D
5
D6
LEN1 = 0
D
4
D
3
T
Data Phase
Address A4-A0 +3
2
ENSCLK_H
D
D5
Data D7-D0 at
is read here
1
D
LEN0 = 0
D
0
Transfer edge
D
7
DATAO
D4
T
Data4 Phase
D
6
D0_D
D
5
T
D3
D
4
ENSCLK_L
D
3
D
2
Address A4-A0 +4
D2
Data D7-D0 at
D
1
is read here
0
Sampling edge
D
D1
D0
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