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Atmel AT91EB55 Скачать руководство пользователя страница 37

AT91EB55 Evaluation Board User Guide

8-1

Rev. 1709C–ATARM–28-Apr-05

Section 8

Appendix D – Flash Memory

The Figure 8-1 shows the embedded software mapping after the remap. It describes the
location for the different programs in the AT49BV162A flash memory and the division
into sectors.

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Содержание AT91EB55

Страница 1: ...AT91EB55 Evaluation Board User Guide...

Страница 2: ......

Страница 3: ...rd 2 2 Section 3 The On board Software 3 1 3 1 AT91EB55 Evaluation Board 3 1 3 2 The Boot Software Program 3 1 3 3 Programmed Default Memory Mapping 3 2 3 4 The Angel Debug Monitor 3 2 Section 4 Circu...

Страница 4: ...C ATARM 28 Apr 05 5 2 Power Consumption Measurement Straps JP5 JP9 5 4 5 3 Ground Links JP6 5 4 5 4 Increasing Memory Size 5 4 Section 6 Appendix B Schematics 6 1 6 1 Schematics 6 1 Section 7 Appendix...

Страница 5: ...ble to connect the target evaluation board to a PC There is also a bare power lead with a 2 1 mm jack on one end for connection to a bench power supply The evaluation board is also delivered with a CD...

Страница 6: ...1 MB 2M bytes of 16 bit Flash of which 1 MB is available for user software 4M bytes of Serial Data Flash upgradeable to 16 MB 2 x 32 pin EBI expansion connector 3 x 32 pin I O expansion connector 20 p...

Страница 7: ...troller 16 MHz XTAL ARM7TDMI Processor 8K byte RAM EBI EBI Expansion Connector Interrupt Controller Push Buttons Reset Controller Watchdog Timer Timer Counters Serial Data Flash I O Expansion Connecto...

Страница 8: ...Overview 1 4 AT91EB55 Evaluation Board User Guide 1709C ATARM 28 Apr 05...

Страница 9: ...trap or similar protective device should be worn when handling the board Avoid touching the compo nent pins or any other metallic element 2 2 Requirements Requirements in order to set up the AT91EB55...

Страница 10: ...ons The battery BT1 provides a 3V power supply to the Advanced Power Management Con troller and the Real Time Clock VDDBU In order to power up this module the user must first close the JP9 jumper 2 6...

Страница 11: ...on Board User Guide 2 3 1709C ATARM 28 Apr 05 D3 for the external Flash D4 reserved D5 for the SPI data flash D6 reserved D7 for the USART D8 for the ADC and DAC If a test is not carried out the corre...

Страница 12: ...Setting Up the AT91EB55 Evaluation Board 2 4 AT91EB55 Evaluation Board User Guide 1709C ATARM 28 Apr 05...

Страница 13: ...must avoid overwriting this sector 3 2 The Boot Software Program The Boot Software Program configures the AT91M55800A and thus controls the mem ory and other board devices The Boot Software Program is...

Страница 14: ...01000000 or 0x0 after a reset when the jumper JP1 is in the USER position 3 4 The Angel Debug Monitor The Angel Debug Monitor is located in the flash from 0x01006000 up to 0x0100FFFF The boot program...

Страница 15: ...er evaluation boards except for the I O expansion connector pin out and position of the EB40 so that users can connect their prototype daughter boards to any of these evaluation boards For the I O exp...

Страница 16: ...it 4 4 ADC and DAC Peripheral Connections Two of the ADC and DAC channels are loop backed together DA0 on AD4 and DA1 on AD0 Two 2 5V voltage reference devices are fitted on the board and connected t...

Страница 17: ...supervisory circuit also provides a debounced reset signal This device can also generate the reset signal in case of watchdog timeout as the pin NWDOVF of the AT91M55800A is con nected on its input M...

Страница 18: ...te floorplan for the board This has been designed to give the lowest board area while still providing access to all test points jumpers and switches on the board See Figure 6 1 in Appendix B Schematic...

Страница 19: ...1 NCS4 signal is connected to the EBI expansion connector P1 B21 Open NCS4 signal is not connected to the EBI expansion connector P1 B21 This authorizes users to connect the EBI expansion connector o...

Страница 20: ...oopback Closed 1 DAC Channel 1 is connected to ADC Channel 0 for test purposes Open DAC Channel 1 is not connected to ADC Channel 0 This authorizes users to connect the corresponding Analog Channels t...

Страница 21: ...onnected to the ADC Channel 2 AD2 input through a resistor bridge divisor ratio 1 2 Open The VDDCORE power supply is not connected to the ADC Channel 2 AD2 input This authorizes users to connect the c...

Страница 22: ...plied with two 128K bytes x 8 SRAM memories If however the user needs more than 256K bytes of memory the devices can be replaced with two 512K x 8 3 3V 10 15 ns SRAMs giving in total 1024K bytes The A...

Страница 23: ...O and EBI Expansion Connectors Figure 6 5 Push Buttons LEDs and Serial Interface Figure 6 6 AT91M55800A Figure 6 7 Reset and JTAG Interface Figure 6 8 Power Supply Figure 6 9 SPI and I2 C Memories Th...

Страница 24: ...Appendix B Schematics 6 2 AT91EB55 Evaluation Board User Guide 1709C ATARM 28 Apr 05 Figure 6 1 PCB Layout 128K x 8 512K x 8 128K x 8 512K x 8 AT91M55800A 33 AI...

Страница 25: ...SERIAL MEMORIES SERIAL MEMORIES NPCS 0 3 IOB_ 68 71 SCL MOSI MISO SPCK SDA EBI_41 INPUT OUTPUT ON BOARD Serial Connectors P B LED IOB_ 0 53 Extension Connectors Extension Connectors IOB_ 0 71 EBI_ 0...

Страница 26: ...18 V C C G N D D0 N C N C U2 IDT71V424S10Y 1 2 3 4 5 14 15 16 17 18 20 21 22 23 24 32 33 6 13 31 8 11 12 25 26 29 30 27 10 34 35 9 28 7 19 36 A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16...

Страница 27: ...TIOB4 PA6 TCLK5 PA7 TIOA5 PA8 TIOB5 PA14 SCK0 PA15 TXD0 PA16 RXD0 PA17 SCK1 PA18 TXD1 NTRI PA19 RXD1 PA20 SCK2 PA21 TXD2 PA22 RXD2 PA24 MISO PA25 MOSI PA23 SPCK NSPICS5 NSPICS6 P2A I O Ext Conn A1 A2...

Страница 28: ...1 47nF S W 2 TP 33 R14 100K S W 3 TP 33 S W 4 TP 33 C14 47nF R15 100K C15 47nF R5 100k D1 Red LED R6 100R D2 R7 100R D3 R8 100R D4 R9 100R D5 R10 100R R11 100R D6 R12 100R D7 D8 R13 100R EN EN U8 74LV...

Страница 29: ...V C43 1 2 C4 1 F 16 C47 1 2 C36 100nF C44 1 2 R18 270K R46 100k R48 100k C92 100nF C93 100nF C91 100nF CB11 1 2 CB12 1 2 CB4 1 2 CB7 1 2 CB8 1 2 CB5 1 2 CB6 1 2 C38 100nF C31 100nF C32 100nF C33 1 F 1...

Страница 30: ...D VCC M R RST R25 100k R22 100k D9 BAS216 C53 100nF U18 MAX6315US27D1 T 1 4 3 2 G N D VCC M R RST R27 100k R26 100k S1 B P C72 10nF C74 10nF C76 10nF C82 10nF C73 10nF C78 10pF C79 10pF C80 10pF C81...

Страница 31: ...Button Pile C64 1 F 10 R29 OR R30 not use C61 1 F 10 C62 1 F 10 C63 10 F 16V D18 10MQ100N D19 10MQ100N D16 10MQ100N D17 10MQ100N TP2 Test Point Corner 2 TP3 Test Point Corner 3 TP1 Test Point Corner 1...

Страница 32: ...1 AT45DB321 TC 1 3 2 14 15 16 13 4 5 6 9 10 11 12 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 8 7 RDY BUSY W P RESET SCK SI S O CS N C N C N C N C N C N C N C N C N C N C N C N C N C N C N C N C N...

Страница 33: ...C66 C67 C68 C69 C70 C89 C90 C91 C94 C95 C96 100 nF Ceramic X7R 10V 5 4 C10 C11 C14 C15 47 nF Ceramic X7R 10V 6 6 C20 C21 C23 C24 C26 C27 22 pF Ceramic NPO 10V 7 11 C25 C71 C72 C73 C74 C75 C76 C77 C82...

Страница 34: ...point jumper 29 1 J1 Jack Diameter 2 1mm Jack socket 2 1mm 30 1 L1 10 H Self 10 H at 1A and 500 kHz 31 1 P3 Sub D 9b F Sub D 9b Female socket right angle mechanical strength locking 32 1 P4 Sub D 9b...

Страница 35: ...U10 MAX3223ECAP Driver RS232 ESD E 52 1 U12 AT91M55800A Microcontroller 53 1 U13 LM61BIM3 Temperature sensor 54 2 U14 U15 REF192GS Reference of voltage 2V5 0 5 55 1 U16 74LVC74AD D flip flop LVC seri...

Страница 36: ...Appendix C Bill of Material 7 4 AT91EB55 Evaluation Board User Guide 1709C ATARM 28 Apr 05...

Страница 37: ...Rev 1709C ATARM 28 Apr 05 Section 8 Appendix D Flash Memory The Figure 8 1 shows the embedded software mapping after the remap It describes the location for the different programs in the AT49BV162A fl...

Страница 38: ...est Software Boot Program Angel Debug Monitor Free Sector for Boot Upgrade Not Used Led Swing Application example 15 Sectors 64K byte sector 1MB User Mode 1MB Standard Mode 15 Sectors 64K Byte sector...

Страница 39: ...ad as AT49BV162V CSR 05 199 Figure 1 1 and global reference to I2C E2PROM and SPI E2PROM removed or modified Global Reference to SRAM downloader removed Section 3 2 SW2 button usage changed to reserve...

Страница 40: ...rs Europe Atmel Sarl Route des Arsenaux 41 Case Postale 80 CH 1705 Fribourg Switzerland Tel 41 26 426 5555 Fax 41 26 426 5500 Asia Room 1219 Chinachem Golden Plaza 77 Mody Road Tsimshatsui East Kowloo...

Страница 41: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Microchip AT91EB55...

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