参数资料
型号: KS8695P-EVAL
厂商: Micrel Inc
文件页数: 13/40页
文件大小: 0K
描述: BOARD EVAL EXPERIMENT KS8695P
标准包装: 1
其它名称: 576-1002
M9999-081805
20
August 2005
KS8695P
Micrel
Memory Interface
The KS8695P has a glueless interface for SDRAM and static
memory, i.e. ROM, SRAM, and Flash. It supports up to two
banks of static memory (Figure 7), up to two banks of SDRAM
(Figure 8), and three banks of external I/O (Figure 9). The
total address space for the KS8695P is 64MB. This includes
SDRAM, static memory, external I/O, and the KS8695P's own
64KB of register space.
The memory interface for the SDRAM and static memory has
a special automatic address mapping feature. This allows the
designer to connect address bit 0 on the memory to ADDR[0]
on the KS8695P and address bit 1 on the memory toADDR[1]
on the memory, regardless of whether the designer is trying
to achieve word, half word, or byte addressing.
The KS8695P memory controller performs the address map-
ping internally. This permits the designer to use the maximum
amount of address bits, instead of losing one or two bits
because of address mapping. For external I/O, however,
the designer still needs to take care of the address mapping
(see Figure 9).
KS8695P
Byte Wide
Static Memory
ADDR0
ADDR1
ADDR[21:2]
A0
A1
A[21:2]
DATA[7:0]
D[7:0]
8
20
OE
WE
CE
RCSN0
EROEN
ERWEN0
KS8695P
Half Word Wide
Static Memory
ADDR0
ADDR1
ADDR[21:2]
A0
A1
A[21:2]
DATA[15:0]
D[15:0]
16
20
OE
WE
CE
RCSN0
EROEN
ERWEN0
BYTE
VDD
Figure 7. Static Memory Interface Examples
SDOCLK
SDCKE
DATA[31..0]
ADDR[11..0]
SDRASN
SDCASN
SDQM[3..0]
SDWEN
KS8695P
SDRAM
4M x 32
CLK
CKE
CS#
WE#
CAS#
RAS#
A[11..0]
DQ[31..0]
SDCSN0
DQM[3..0]
ADDR[21..20]
BA[1..0]
32
12
2
4
SDICLK
SDOCLK
SDCKE
DATA[15..0]
ADDR[12..0]
SDRASN
SDCASN
SDQM0
SDWEN
KS8695P
SDRAM
16M x 16
CLK
CKE
CS#
WE#
CAS#
RAS#
A[12..0]
DQ[15..0]
SDCSN0
LDQM
ADDR[21..20]
BA[1..0]
16
13
2
SDICLK
SDQM1
UDQM
Half Word Wide
Word Wide
Figure 8. SDRAM Interface Examples
相关PDF资料
PDF描述
RP10-1205SE/N/M1-HC CONV DC/DC 10W 9-18VIN 05VOUT
GBC31DREN-S93 CONN EDGECARD 62POS .100 EYELET
VE-JN0-EY-S CONVERTER MOD DC/DC 5V 50W
RP15-4815DF-HC CONV DC/DC 15W 36-75VIN +/-15V
GCC19DREI-S93 CONN EDGECARD 38POS .100 EYELET
相关代理商/技术参数
参数描述
KS8695PI 功能描述:IC ARM9 W/MMU 5PORT 289-PBGA RoHS:否 类别:集成电路 (IC) >> 专用 IC 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:1 系列:- 类型:调帧器 应用:数据传输 安装类型:表面贴装 封装/外壳:400-BBGA 供应商设备封装:400-PBGA(27x27) 包装:散装
KS8695P-MDP-EVAL 功能描述:EVAL KIT EXPERIMENTAL KS8695PMPD RoHS:否 类别:编程器,开发系统 >> 评估演示板和套件 系列:- 产品培训模块:Obsolescence Mitigation Program 标准包装:1 系列:- 主要目的:电源管理,电池充电器 嵌入式:否 已用 IC / 零件:MAX8903A 主要属性:1 芯锂离子电池 次要属性:状态 LED 已供物品:板
KS8695P-MMB-EVAL 功能描述:BOARD EVAL MULTIMEDIA KS8695P RoHS:否 类别:编程器,开发系统 >> 评估演示板和套件 系列:- 产品培训模块:Obsolescence Mitigation Program 标准包装:1 系列:- 主要目的:电源管理,电池充电器 嵌入式:否 已用 IC / 零件:MAX8903A 主要属性:1 芯锂离子电池 次要属性:状态 LED 已供物品:板
KS8695PX 功能描述:IC SWITCH 10/100 1PORT 289PBGA RoHS:否 类别:集成电路 (IC) >> 专用 IC 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:1 系列:- 类型:调帧器 应用:数据传输 安装类型:表面贴装 封装/外壳:400-BBGA 供应商设备封装:400-PBGA(27x27) 包装:散装
KS8695PXA3 功能描述:IC ARM9 W/MMU 5PORT 289-PBGA RoHS:否 类别:集成电路 (IC) >> 专用 IC 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:1 系列:- 类型:调帧器 应用:数据传输 安装类型:表面贴装 封装/外壳:400-BBGA 供应商设备封装:400-PBGA(27x27) 包装:散装