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參數(shù)資料
| 型號(hào)： | (Z)PSD813F3R |
| 英文描述： | Multi-Chip-Module to Monolithic Flash PSD(閃速，在系統(tǒng)可編程微控制器外圍器件，0M位閃速存儲(chǔ)器，無SRAM) |
| 中文描述： | 多芯片模塊的單片閃存部門司（閃速，在系統(tǒng)可編程微控制器外圍器件，分位閃速存儲(chǔ)器，無靜態(tài)存儲(chǔ)器） |
| 文件頁數(shù)： | 32/38頁 |
| 文件大?。?/td> | 509K |
| 代理商： | (Z)PSD813F3R |
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PSD GPLD Primer - PSD6XX/7XX/8XX é Application Note
055
WSi Inc. Fremont CA 800-832-6974 www.wsipsd.com
32
0173 |
0174 | "es0-es7 are internal PSD EPROM block chip selects that are
0175 | "are defined in 4KB, 8KB or 16KB boundaries, depending on the device.
0176 | "Include Page Register or other inputs in es0-7 if needed.
0177 | "Delete any es equation that is not used.
0178 |
0179 |es0
= ((Address >= ^h8000) & (Address <= ^h8FFF)) ;
0180 |es1
= ((Address >= ^h9000) & (Address <= ^h9FFF)) ;
0181 |es2
= ((Address >= ^hA000) & (Address <= ^hAFFF)) ;
0182 |es3
= ((Address >= ^hB000) & (Address <= ^hBFFF)) ;
0183 |es4
= ((Address >= ^hC000) & (Address <= ^hCFFF)) ;
0184 |es5
= ((Address >= ^hD000) & (Address <= ^hDFFF)) ;
0185 |es6
= ((Address >= ^hE000) & (Address <= ^hEFFF)) ;
0186 |es7
= ((Address >= ^hF000) & (Address <= ^hFFFF)) ;
0187 |
0188 |
0189 | "rs0 is the internal PSD SRAM chip select that is active high
0190 | "and occupies 512 bytes of memory space.
0191 |
0192 |rs0
= ((Address >= ^h1000) & (Address <= ^h11FF));
0193 |
0194 | "csiop is the internal PSD chip select for all the PSD configuration
0195 | "and I/O registers. csiop occupies 256 bytes of memory space and is active
0196 | "high. Refer to the PSD Data Book for the address offset of the registers.
0197 |
0198 |csiop
= ((Address >= ^h0800) & (Address <= ^h08FF));
0199 |
0200 | "The csiop and rs0 can overlap the EPROM space; the EPROM space
0201 | "that is overlapped can not be accessed by the microcontroller.
0202 |
0203 |
0204 |"******** GPLD/ECSPLD Equations ****************************************
0205 |
0206 |"**** create external chip select
0207 |!Device_cs = ((Address >= ^h0400) & (Address <= ^h5FF));
0208 |
0209 |"**** create intermediate signal to save product terms in state
0210 |"**** machine.
0211 |no_key = (Key13 & Key12 & Key11 & Key10 & Key9 & Key8 & Key7
0212 | & Key6 & Key5 & Key4 & Key3 & Key2 & Key1 & Key0);
0213 |
0214 |AllKeys.ld = !ClkIn; "Latch key inputs with falling edge of clock
0215 | "using Input MicroCells. (.ld means D-FF type,
0216 | ".le means transparent latch)
0217 |
0218 |AllKeys.oe = 0; "Force these pins to be inputs at all times.
0219 |
0220 |Counter.re = !reset; "Ensure count of zero at reset
0221 |Counter.clk = !ClkIn; "Clock counter on falling edge
0222 |
0223 |PressState.re = !reset; "Ensure state 0 at reset
0224 |PressState.clk = ClkIn; "Clock state machine with rising edge
0225 |
0226 |
0227 |"**** Always advance the state machine on the opposite clock edge
0228 |"**** that the state machine inputs are strobed with.
0229 |
0230 |"******** State Machine ********************************************
0231 |
0232 |state_diagram PressState;
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| ZPSD813F3V-15J | 制造商:WSI 功能描述: |
| ZPSD813F3V-A-15J | 制造商:WSI 功能描述: |
| ZPSD813F4-12JI | 制造商:WSI 功能描述: |
| ZPSD813F4-15J | 制造商:WSI 功能描述: 制造商:STMicroelectronics 功能描述:microcontroller peripheral devices 制造商:STMicroelectronics 功能描述:Flash in-system programmable microcontroller peripheral device |
| ZPSD813F4-90J | 制造商:WSI 功能描述: |
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