cy28416 Cypress Semiconductor Corporation., cy28416 Datasheet - Page 4

• Manufacturer Part Number: cy28416
• Description: Next Generation Ftg For Intel Architecture
• Manufacturer: Cypress Semiconductor Corporation.

Document #: 38-07657 Rev. *C
Table 3. Block Read and Block Write Protocol (continued)
Table 4. Byte Read and Byte Write Protocol
Control Registers
Byte 0: Control Register 0
18:11
27:20
Bit
8:2
Bit
Bit
....
....
....
....
10
19
28
29
1
9
7
6
5
4
3
2
1
0
Data Byte /Slave Acknowledges
Data Byte N –8 bits
Acknowledge from slave
Stop
Start
Slave address – 7 bits
Write
Acknowledge from slave
Command Code – 8 bits
Acknowledge from slave
Data byte – 8 bits
Acknowledge from slave
Stop
@Pup
1
1
1
1
1
1
1
1
Block Write Protocol
Byte Write Protocol
CPUC2_ITP/SRCC4
CPUT2_ITP/SRCT4
SRC[T/C]2_SATA
Description
Description
RESERVED
RESERVED
RESERVED
SRC[T/C]3
SRC[T/C]1
SRC[T/C]0
Name
CPU[T/C]2_ITP/SRC[T/C]4 Output Enable
0 = Disable (Hi-Z), 1 = Enable
RESERVED, Set = 1
SRC[T/C]3 Output Enable
0 = Disable (Hi-Z), 1 = Enable
SRC[T/C]2_SATA Output Enable
0 = Disable (Hi-Z), 1 = Enable
SRC[T/C]1 Output Enable
0 = Disable (Hi-Z), 1 = Enable
SRC[T/C]0 Output Enable
0 = Disable (Hi-Z), 1 = Enable
RESERVED, Set = 1
RESERVED, Set = 1
46:39
55:48
27:21
37:30
18:11
Bit
47
56
....
....
....
8:2
Bit
...
10
19
20
28
29
38
39
1
9
Data byte 2 from slave – 8 bits
Acknowledge
Stop
Data byte 1 from slave – 8 bits
Acknowledge
Data bytes from slave / Acknowledge
Data Byte N from slave – 8 bits
NOT Acknowledge
Start
Slave address – 7 bits
Write
Acknowledge from slave
Command Code – 8 bits
Acknowledge from slave
Repeated start
Slave address – 7 bits
Read
Acknowledge from slave
Data from slave – 8 bits
NOT Acknowledge
Stop
Description
Block Read Protocol
Byte Read Protocol
Description
Description
CY28416
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