. . . . .

222

 

Memory banks constructed from 16-or32-bit memory devices

223

Dynamic memory controller

225

Write protection

225

Access sequencing and memory width

225

SDRAM Initialization

225

Left-shift value table: 32-bit wide data bus SDRAM (RBC)

226

Left-shift value table: 32-bit wide data bus SDRAM (BRC)

227

Left-shift value table: 16-bit wide data bus SDRAM (RBC)

227

Left-shift value table: 16-bit wide data bus SDRAM (BRC)

228

SDRAM address and data bus interconnect

228

32-bit wide configuration

228

32-bit wide configuration

229

Registers

230

Register map

230

Reset values

232

Control register

232

Status register

234

Configuration register

234

Dynamic Memory Control register

235

Dynamic Memory Refresh Timer register

236

Register

237

Dynamic Memory Read Configuration register

237

Dynamic Memory Precharge Command Period register

238

Dynamic Memory Active to Precharge Command Period register

239

Dynamic Memory Self-refresh Exit Time register

240

Dynamic Memory Last Data Out to Active Time register

240

Dynamic Memory Data-in to Active Command Time register

241

Dynamic Memory Write Recovery Time register

242

Dynamic Memory Active to Active Command Period register

243

Dynamic Memory Auto Refresh Period register

243

Dynamic Memory Exit Self-refresh register

244

Dynamic Memory Active Bank A to Active Bank B Time register

245

Dynamic Memory Load Mode register to Active Command Time register

246

Static Memory Extended Wait register

247

Example

247

Dynamic Memory Configuration 0–3 registers

247

Address mapping for the Dynamic Memory Configuration registers

249

Chip select and memory devices

250

Dynamic Memory RAS and CAS Delay 0–3 registers

250

StaticMemory Configuration 0–3 registers

251

StaticMemory Write Enable Delay 0–3 registers

254

Static Memory Output Enable Delay 0–3 registers

255

Static Memory Read Delay 0–3 registers

256

StaticMemory Page Mode Read Delay 0–3 registers

256

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Digi NS9215 manual Bit wide configuration 228 229

NS9215 specifications

The Digi NS9215 is a powerful solution designed for industrial applications that require reliable connectivity and robust performance. Built on a foundation of advanced technologies, the NS9215 serves as a versatile networking device that meets the demands of automation, remote monitoring, and data acquisition.

One of the standout features of the Digi NS9215 is its multi-protocol support. It is capable of handling various communication protocols, including Ethernet, Serial, and Wireless, making it ideal for integration into heterogeneous environments. This flexibility enables users to connect legacy devices to modern networks seamlessly, facilitating smoother data communication across different platforms.

The NS9215 is equipped with powerful processing capabilities, featuring an integrated processor that ensures efficient data handling. This enables the device to perform complex data tasks without compromising performance. Its high-speed connectivity options also allow for rapid data transmission, which is crucial for real-time applications in industrial settings.

Another critical characteristic of the Digi NS9215 is its reliability in harsh environments. Built to withstand extreme temperatures, humidity, and electrical interference, this device assures consistent operation even in challenging conditions. Its rugged design minimizes the risk of failure, making it suitable for deployment in various industrial environments.

Security is a top priority for the Digi NS9215. It comes with advanced security features that protect sensitive data during transmission and prevent unauthorized access. Employing encryption protocols and secure authentication methods, the NS9215 ensures that data integrity and confidentiality are maintained throughout its operation.

The user-friendly interface of the NS9215 allows for easy configuration and management. This ease of use reduces the time required for installation and setup, enabling quick deployment in field operations. Additionally, remote management capabilities enhance operational efficiency, allowing users to monitor device performance and make adjustments from anywhere.

Furthermore, the NS9215 supports extensive scalability options. As organizations grow and evolve, the ability to scale up or adapt the networking capabilities becomes essential. With its modular design, the NS9215 can easily accommodate additional devices and protocols, ensuring longevity and continued relevance in a rapidly changing technological landscape.

In conclusion, the Digi NS9215 is a robust networking device designed for a wide range of industrial applications. Its multi-protocol support, reliability, security features, user-friendly interface, and scalability make it a valuable addition to any industrial network infrastructure, delivering performance and efficiency that businesses can depend on for critical operations.