AT32UC3C1512C Automotive Atmel Corporation, AT32UC3C1512C Automotive Datasheet - Page 342

• Manufacturer Part Number: AT32UC3C1512C Automotive
• Manufacturer: Atmel Corporation

18.7.3
Register Name:
Access Type:
Offset:
Reset Value:
• NRDCYCLE[8:0]: Total Read Cycle Length
• NWECYCLE[8:0]: Total Write Cycle Length
9166C–AVR-08/11
31
23
15
–
–
7
The total read cycle length is the total duration in clock cycles of the read cycle. It is equal to the sum of the setup, pulse and
hold steps of the NRD and NCS signals. It is defined as:
The total write cycle length is the total duration in clock cycles of the write cycle. It is equal to the sum of the setup, pulse and
hold steps of the NWE and NCS signals. It is defined as:
Cycle Register
30
22
14
6
–
–
CYCLE
Read/Write
0x08 + CS_number*0x10
0x00030003
Write Cycle Length
Read Cycle Length
29
21
13
–
–
5
=
=
(
(
256 NWECYCLE 8:7
256 NRDCYCLE 8:7
×
×
28
20
12
4
–
–
NWECYCLE[7:0]
NRDCYCLE[7:0]
[
[
27
19
11
]
]
–
–
3
+
+
NWECYCLE 6:0
NRDCYCLE 6:0
[
[
26
18
10
2
–
–
]
]
) clock cycles
) clock cycles
25
17
–
9
–
1
AT32UC3C
NWECYCLE[8]
NRDCYCLE[8]
24
16
8
0
342