参数资料
型号: EPCS1SI8N
厂商: Altera Corporation
英文描述: Serial Configuration Devices
中文描述: 串行配置器件
文件页数: 9/32页
文件大小: 236K
代理商: EPCS1SI8N
Altera Corporation
July 2004
Core Version a.b.c variable
4–9
Configuration Handbook, Volume 2
Serial Configuration Devices (EPCS1, EPCS4, EPCS16 & EPCS64) Data Sheet
Serial
Configuration
Device Memory
Access
This section describes the serial configuration device’s memory array
organization and operation codes. Timing specifications for the memory
are provided in the
“Timing Information”
section.
1
Information on EPCS16 and EPCS64 devices will be available
when devices are available.
Memory Array Organization
Table 4–5
provides details on the memory array organization in EPCS4
and EPCS1 devices.
Tables 4–6
and
4–7
show the address range for each sector in the EPCS4
and EPCS1 devices, respectively.
Table 4–5. Memory Array Organization in Serial Configuration Devices
Details
EPCS4
EPCS1
Bytes (bits)
524,888 bytes (4 Mbits)
131, 072 bytes (1 Mbit)
Number of sectors
8
4
Bytes (bits) per sector
65,536 bytes (512 Kbits)
32,768 bytes (256 Kbits)
Pages per sector
256
128
Total number of pages
2,048
512
Bytes per page
256 bytes
256 bytes
Table 4–6. Address Range for Sectors in EPCS4 Devices
Sector
Address Range (Byte Addresses in HEX)
Start
End
7
H'70000
H'7FFFF
6
H'60000
H'6FFFF
5
H'50000
H'5FFFF
4
H'40000
H'4FFFF
3
H'30000
H'3FFFF
2
H'20000
H'2FFFF
1
H'10000
H'1FFFF
0
H'00000
H'0FFFF
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