TWR-MEM Freescale Semiconductor, TWR-MEM Datasheet - Page 5

• Manufacturer Part Number: TWR-MEM
• Description: MEMORY MODULE FOR TWR SYSTEM
• Manufacturer: Freescale Semiconductor

Specifications of TWR-MEM

• Accessory Type: Memory Extension Card
• Product: Microcontroller Modules
• Data Bus Width: 8 bit
• Interface Type: JTAG, SPI
• Flash: 1 MB
• Operating Supply Voltage: 3.3 V
• Silicon Manufacturer: Freescale
• Core Architecture: Coldfire
• Core Sub-architecture: Coldfire V1, Coldfire V2, Coldfire V3
• Silicon Core Number: MCF51, MCF52, MCF53
• Rohs Compliant: Yes
• For Use With/related Products: Freescale Tower System
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Jumper
Quick Start Guide for TWR-MCF5225X
Quick Start Guide for TWR-MEM
J12
J13
J14
J15
J16
Serial Flash Chip-Select
SD Card Configuration
SD Card Write Protect
MRAM Write Protect
CPLD Chip-Select
Detect Isolation
Selection
Options
Option
Setting
11-12
*1-2*
*ON*
*1-2*
*ON*
*1-2*
9-10
OFF
OFF
3-4
5-6
7-8
2-3
2-3
Connect SD Card Detect to IRQH (B55)
Connect SD Card Detect to IRQA (B62)
Connect SD_D[1] to GPIO2 (B22)
Connect SD_D[2] to GPIO8 (A10)
Apply pull-up to SD_CMD/MOSI
Apply pull-up to SD_D[0]/MISO
Connect SD Card Write Protect Detection to Tower
GPIO7 (A11)
Disconnect SD Card Write Protect Detection from Tower
Connect Serial Flash Chip-Select to SPI0_CS0 (B46)
Connect Serial Flash Chip-Select to SPI0_CS1 (B47)
Normal MRAM operation (R/W)
Write protect MRAM
Use Flexbus CS0 as CPLD chip-select (pin 50)
Use Flexbus CS1 as CPLD chip-select (pin 50)
Description
TOWER SYSTEM
TOWER SYSTEM