Quick Start Guide
TWR-MEM-PISMO
PISMO2 Memory Module
TOWER SYSTEM
Quick Start Guide
Get to Know the TWR-MEM-PISMO
Primary
Connector
SPI Module Header
Spansion 1 Gb GL-S
Flash PISMO2 Module
PISMO2
Socket
Voltage I/O
Switches
LEDs
Secondary
Connector
User Mode
Switches
Spansion 128 MB SPI
Multi-I/O Flash Module
TWR-MEM-PISMO
Freescale Tower System
The TWR-MEM-PISMO module is part of the Freescale Tower System,
a modular development platform that enables rapid prototyping and
tool re-use through reconfigurable hardware. Take your design to the
next level and begin prototyping with the Tower System today.
2
TOWER SYSTEM
TWR-MEM-PISMO Features
• Expandable memory platform compatible with the
Freescale Tower System
• Included Spansion 1 Gb GL-S MirrorBit Eclipse flash
PISMO2 module
• Included Spansion 128 MB MirrorBit SPI multi-I/O flash module
• CLPD supports a variety of FlexBus and LPC bus interfaces
• PISMO2 memory socket supporting:
16-bit ADM memory
6-bit ADP memory
Burst NOR memory
4/8-bit eMMC
• Selectable I/O voltage for the PISMO2 interface (1.8 or 3.3 volt)
• MIO SPI connector supporting Spansion multi-I/O SPI
3
Quick Start Guide
Step-by-Step Installation Instructions
1
4
Set the “Working Mode” user
switch (SW1) and the “VIO”
switches (MEM_VIO & CPU_VIO) to
the correct configuration for your
Tower System controller module.
Refer to the jumper settings table
for additional details.
2
Attach the included Spansion
1 Gb GL-S MirrorBit Eclipse flash
PISMO2 module to the PISMO2
socket on the TWR-MEM-PISMO.
Ensure that the keyed connector
is securely connected.
3
Attach the included Spansion
128 MB MirrorBit SPI multi-I/O
flash module to the 9-pin header.
Ensure that the Pin 1 indicator
(triangle) on the SPI module is
oriented towards Pin 1 of the
9-pin connector (J4).
4
Assemble your Tower System,
including at minimum a Tower
System controller module and the
TWR-MEM-PISMO module with
the attached memory modules.
5
Visit freescale.com/TowerPISMO
for example projects for select
Tower System controller modules.
TOWER SYSTEM
TWR-MEM-PISMO Jumper Options
The following is a list of all jumper options. The default installed jumper settings are
shown in white text within the black boxes.
Switch
Option
Setting
Description
Memory
Interface Type
On
FlexBus External Bus Interface
Off
LPC External Bus Interface
SW1 Dip 2
Address/
Data Muxing
On
Muxed: Data Line Is Shared with Address Line
Off
Non-Muxed: Data Lines Are Dedicated
SW1 Dip 3
Data Width
On
8-bit Data
Off
16-bit Data
On
Primary Only
Off
Primary and Secondary*
SW1 Dip 1
SW1 Dip 4
TWR-ELEV
Usage
SW1 Dip 5
For Future Use
SW1 Dip 6
For Future Use
On
Off
On
Off
Continued...
* Not all Tower System Controller modules utilize the external bus interface on the secondary side, please refer to the
respective Tower System Controller documentation to verify if this setting is applicable.
5
Quick Start Guide
Jumper Options (continued)
The following is a list of all jumper options. The default installed jumper settings are
shown in white text within the black boxes.
Switch
SW1 Dip 7
Option
For Future Use
SW1 Dip 8
For Future Use
SW2
CPU Voltage I/O
SW3
MEM Voltage
I/O
Setting
Description
On
Off
On
Off
3V3
CPLD Interfaces the Controller at 3.3 volts
1V8
CPLD Interfaces the Controller at 1.8 volts
3V3
CPLD Interfaces the PISMO2 Memory at 3.3 volts
1V8
CPLD Interfaces the PISMO2 Memory at 3.3 volts
* Not all Tower System Controller modules utilize the external bus interface on the secondary side, please refer to the
respective Tower System Controller documentation to verify if this setting is applicable.
6
TOWER SYSTEM
Example Configuration
The following is a list of example settings for a subset of the supported Tower System
Controller Modules.
Controller
Module
TWR-K60N512
TWR-MCF5225X
SW1 Setting (0-On,
1-Off) 1-2-3-4-5-6-7-8
0-1-0-0-0-0-0-0
8-bit Non-Muxed FlexBus
(Primary Side Only)
0-0-1-0-0-0-0-0
16-bit Muxed Flexbus (Primary Side Only)
0-1-0-0-0-0-0-0
8-bit Non-Muxed FlexBus
(Primary Side Only)
0-0-1-0-0-0-0-0
16-bit Muxed Flexbus (Primary Side Only)
0-1-0-1-0-0-0-0
8-bit Non-Muxed FlexBus
(Primary+Secondary)
0-0-1-1-0-0-0-0
16-bit Muxed Flexbus
(Primary+Secondary)
1-1-0-1-0-0-0-0
8-bit Non-Muxed LPC
(Primary+Secondary)
1-0-1-1-0-0-0-0
16-bit Muxed LPC (Primary+Secondary)
1-1-1-1-0-0-0-0
16-bit Muxed LPC (Primary+Secondary)*
TWR-MCF5441X
TWR-MPC5125
Description
* In this mode the TWR-MPC5125 is limited to 32MB address space
7
Quick Start Guide
Visit freescale.com/TowerPISMO for information
on the TWR-MEM-PISMO module, including:
• User manual
• Schematics
• Example application
• CPLD code
Support
Visit freescale.com/support for a list of phone
numbers within your region.
Warranty
Visit freescale.com/warranty for complete
warranty information.
For more information, visit freescale.com/Tower
Join the online Tower community at towergeeks.org
Freescale and the Freescale logo are trademarks of Freescale semiconductor,
Inc., Reg. U.S. Pat. & Tm. Off. All other product or service names are the
property of their respective owners. © 2011 Freescale Semiconductor, Inc.
Document Number: TWRPISMOGSG REV 0
Agile Number: 926-78665 Rev A
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