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Summary of Contents for Tews Technologies TIP255
- Page 1 2 Mbytes SRAM Memory with Battery Backup Version 1.0 Revision C User Manual Issue 1.0.6 September 2009 TEWS TECHNOLOGIES GmbH Am Bahnhof 7 25469 Halstenbek, Germany Phone: +49 (0) 4101 4058 0 Fax: +49 (0) 4101 4058 19 e-mail: info@tews.com...
- Page 2 However TEWS TECHNOLOGIES GmbH reserves the right to change the product described in this document at any time without notice. TEWS TECHNOLOGIES GmbH is not liable for any damage arising out of the application or use of the device described herein.
- Page 3 New Module Revision C October 2003 Added Security Warning (Lithium Battery) August 2004 New Module Version TIP255-10-ET April 2005 New address TEWS LLC September 2006 1.0.6 New User Manual Issue Notation September 2009 TIP255 User Manual Issue 1.0.6 Page 3 of 13...
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Page 4: Table Of Contents
SRAM Status Register (SR) ....................9 4.1.3 Interrupt Vector Register (INTVEC)..................10 4.2 Memory Addressing........................10 MODULE INSTALLATION ..................11 5.1 Security Warning (Lithium Battery).....................11 5.2 Jumper Configuration........................12 5.2.1 Jumper Settings........................12 PIN ASSIGNMENT ....................13 TIP255 User Manual Issue 1.0.6 Page 4 of 13... - Page 5 TABLE 3-1 : ID PROM CONTENTS........................8 TABLE 4-1 : REGISTER SET..........................9 TABLE 4-2 : SRAM CONTROL REGISTER (CR).....................9 TABLE 4-3 : SRAM STATUS REGISTER (SR) ....................9 TABLE 6-1 : PIN ASSIGNMENT J1 ........................13 TIP255 User Manual Issue 1.0.6 Page 5 of 13...
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Page 6: Product Description
SRAM’s is executed correctly within 1.5 µs. After this time further accesses to the SRAM’s are not possible. Accesses to the TIP255 SRAM memory occur within the IP memory space. The IP I/O space holds the Interrupt Control Register, the Interrupt and Battery Status Register and the Interrupt Vector Register. -
Page 7: Technical Specification
Temperature Range Operating 0 °C to +70 °C -40°C to +85°C (TIP255-10-ET) Storage -55 °C to +125 °C MTBF 550000 h Humidity 5 – 95 % non-condensing Table 2-1 : Technical Specification TIP255 User Manual Issue 1.0.6 Page 7 of 13... -
Page 8: Id Prom Contents
0x0B Model Number 0x0D Revision 0x0F RESERVED 0x11 Driver-ID Low – Byte 0x13 Driver-ID High – Byte 0x15 Number of bytes used 0x17 Check Sum Table 3-1 : ID PROM Contents TIP255 User Manual Issue 1.0.6 Page 8 of 13... -
Page 9: Ip Addressing
4 IP Addressing 4.1 I/O Addressing The complete register set of the TIP255-10 is accessible in the I/O space of the IP. Address Symbol Description Size (Bit) Access 0x01 Interrupt Control Register 0x03 Interrupt and Battery Status Register 0x05 INTVEC... -
Page 10: Interrupt Vector Register (Intvec)
A reset will set the INTVEC to the default value of 0x00. 4.2 Memory Addressing Access to the TIP255 SRAM is simply done by reading or writing data to the address space where the TIP255 memory is mapped in the processors memory space. 8 bit and 16 bit accesses are supported. -
Page 11: Module Installation
CAUTION ! Danger of explosion if battery is incorrectly replaced. Replace only with the same or equivalent type recommended by the manufacturer. Dispose of used batteries according to the manufacturer's instructions. TIP255 User Manual Issue 1.0.6 Page 11 of 13... -
Page 12: Jumper Configuration
With the default jumper configuration the battery backup support of the TIP255 is now active. If the battery support of the TIP255 is not used, jumper J1 must be switched to position 1-2. 5.2.1 Jumper Settings 1-2 Battery backup support disabled... -
Page 13: Pin Assignment
TIP255-10. Signal Signal Reset# R/W# IDSel# DMAReq0# MemSel# DMAReq1# IntSel# DMAAck# IOSel# Reserved DMAEnd# Error# IntReq0# IntReq1# BS0# BS1# Strobe# -12V +12V ACK# Reserved Table 6-1 : Pin Assignment J1 TIP255 User Manual Issue 1.0.6 Page 13 of 13...
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