WYJ6 — User`s Manual rev. 1.0
Contents
1. WYJ6 USER S MANUAL REV 1 0 9 Base Address Register 1 Bit Descriptions Bit Name Description 31 4 ADDR Address The ADDR sets the bits 31 4 of region 0 base address Only bits 15 to 19 are configurable The bits 4 to 14 are hard wired to 0 indicate 32 KiB region size 3 P Prefetchable cleared to indicate non prefetchable region 2 1 TYPE Type 0 32 bit base address 0 I0 IO Space indicator cleared to indicate Memory Space 6 1 13 Subsystem Vendor ID Offset 0x2c Width 16 bit Type RO Reset value Oxff00 The Subsystem Vendor ID is assigned by expansion board or subsystem vendor For this device this register is equal to Oxff00 6 1 14 Subsystem ID Offset Ox2e Width 16 bit Type RO Reset value 0x0001 The Subsystem ID is assigned by expansion board or subsystem vendor For this device this register is equal to 0x0001 6 1 15 Watchdog disable Offset 0x40 Width 8 bit Type WoO Reset value The Watchdog disable register is used to control the watchdog functionality Writing 0x84 to this register enables watchdog auto refresh Writing any other value disables auto refresh With watchdog auto refresh enabled the host does not need to refresh watchdog The power control is still performed and if WDT jumper is present the RST pin can be asserted 6 2 Region 0 Runtime registers Runtime registers Register Summary Offset Type Register Reset value Descript2. DR jumper The most significant bits of 4 bit number is hard wired to 1 WYJ6 USER S MANUAL REV 1 0 4 a DevNo Configuration Memory ga saa 2 10 BARO BARI BAR2 0 100 8 Oxdc000 Oxdc400 0xa0000 0xb0000 0 0 1 9 Oxdc800 Oxdcc00 0xa0000 0xb0000 0 1 0 10 0xdd000 Oxdd400 0xa0000 0xb0000 O 1 1 11 Oxdd800 Oxddc00 0xa0000 0xb0000 1 01 0 12 Oxde000 Oxde400 0xa0000 0xb0000 1 0 1 13 Oxde800 Oxdec00 0xa0000 0xb0000 1 1 0 14 Oxdf000 Oxdf400 0xa0000 0xb0000 ca ei a 15 Oxdf800 Oxdfc00 0xa0000 0xb0000 The WYJ6 revision 0 have Device number hard wired to 14 5 3 Installed memory size The WYJ6 cards are available in 5 MiB or 9 MiB versions The installed memory size must be configured using S2 jumper S2 Memory Size Number of pages Page size 0 5 MiB 160 32 KiB 1 9 MiB 288 32 KiB The WYJ6 revision 0 have S2 jumper hard wired to 1 5 4 Legacy Mode By default the WYJ6 card is fully compatible with WYJ5 cards This however cause resource conflicts when multiple cards are present on the same bus or cause problems when the system does not use WYJ6 card s watchdog To avoid such problems the Legacy Mode can be disabled by 1 switch s1 I O and Memory Resources Watchdog 0 pre configured enabled 1 disabled disabled See 5 2 section for pre configured Memory Resources mapping in Legacy Mode The WYJ6 h
3. J6 USER S MANUAL REV 1 0 6 1 6 ProgIF Offset Width Type Reset value The ProglIF register identifies the programming interface in specified class of device This device 0x09 8 bit RO 0x00 reports programming interface as 0x00 6 1 7 Sub class Offset Width Type Reset value The Sub class register identifies the sub class of device This device uses class 0x05 and sub class 0x00 RAM memory 6 1 8 Base Class Offset Width Type Reset value The Base Class register identifies the class of device This device uses class 0x05 Memory controller 6 1 9 Header Type Offset Width Type Reset value The Header Type identifies the type of Configuration Space header This field is equal to 0x00 Ox0a 8 bit RO 0x00 0x0b 8 bit RO 0x05 Ox0e 8 bit RO 0x00 6 1 10 Base Address Register 0 Offset 0x10 Width 32 bit Type RW Reset value Oxdf400 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 ADDR RO RW 15 14 13 12 11 10 9 7 6 5 3 2 1 0 ADDR P TYPE I0 RW RO RO RO RO Base Address Register 0 Bit Descriptions WYJ6 USER S MANUAL REV 1 0 Bit Name Description 31 4 ADDR Address The ADDR sets the bits 31 4 of region 0 base address Only bits 10 to 19 are configurable The bits 4 to 9 are hard wired t
4. KAR_OFF PKAR relay normally closed contact 3 PKAR_C common signal for PKAR relay 4 N_IN N input signal 5 N_ GND N input ground 6 PSAR PSAR relay 7 PSAR PSAR relay 8 5V 5 V output 9 NC Not connected 10 GND 5 V output ground 4 4 N input The N digital input can be configured as 24 V input or 110 V input using 24 V jumper see section 5 I Input type DC Input current flow direction sink Input voltage 24 V or 110 V Input voltage tolerance 35 Input current 0 9 mA to 6 mA WYJ6 USER S MANUAL REV 1 0 3 Parameter Min Typ Max Unit Low level input current 0 0 3 mA High level input current 0 9 3 6 mA Voltage drop 3 3 4 3 V Parameter ay re Unit Min Typ Max Min Typ Max Input resistance 0 8 8 4 22 32 34 kQ Isolation voltage 1000 1000 V 4 5 PSAR and PKAR relays Max Switching Voltage 125 V DC or 380 V AC Max Switching Current 8A Max Switching Power 300 W 4 6 5V output Parameter Min Typ Max Unit Output voltage without load 4 5 5 5 5 V Output voltage with 5 mA load 4 4 5 5 V Output impedance 99 102 105 Q 5 Configuration 5 1 Input voltage selection The N signal input voltage range can be selected using 24V jumper 24V Input voltage 0 110 V 1 24 V 5 2 Address selection The WYJ6 card ARBus device number can be configured using AD
5. WYJ6 USER S MANUAL REV 1 0 1 WYJ6 USER S MANUAL REV 1 0 Krzysztof Mazur 1 Introduction 1 1 Quick guide Installation in AR 2c dataloggers 1 Enable battery backup using switch near battery 2 Set appropriate input voltage range using 24V jumper 3 Set bus address to 14 A2 1 Al 1 AO 0 4 Enable Legacy Mode S1 jumper should be open WARNING If external power supply is not present for a long time it s recommended to disable battery backup The battery should be recharged every 12 months by enabling battery backup and connecting external power supply for at least 24 hours 1 2 New revisions This is the revision 1 0 of this specification The first number is the major revision number The major revision number identifies the hardware revision The second number is the minor revision used to specify the version of the documentation of for the same hardware Latest revision of this document is available at http www microster pl doc wyj6 1 3 Copyright Copyright 2011 2012 2013 Krzysztof Mazur This document is licensed under a Creative Commons Attribution Share Alike 3 0 United States License 2 General description The WYJ6 is a BUSMAT card that combines up to 9 MiB battery backed paged Random Access Mem ory RAM watchdog and general purpose digital inputs and outputs The card provides both new interface compatible with ARBus 0 0 providing PCI compatible configuration and legacy interface for
6. ave built in watchdog and can drive BUSMAT s RST pin The watchdog is enabled by default in Legacy Mode 6 Host interface 6 1 Configuration Registers The WYJ6 card have 256 bytes of PCI compatible Configuration Address Space see Fig I For oper ating systems that supports ARBus access for this address space is provided by bus interface driver If not you can access those registers directly at Configuration Memory address specified in section 5 2 WYJ6 USER S MANUAL REV 1 0 Configuration Register Summary Offset Type Register Reset value Description 0x0 RO VendorID Oxff00 0x2 RO DeviceID 0x000a 6 1 2 0x4 RW Command 0x0000 0x6 RO Status 0x0000 6 1 4 0x8 RO RevisionID 0x01 6 1 5 0x9 RO ProgIF 0x00 16 1 6 Oxa RO Sub class 0x80 6 1 7 Oxb RO Base Class 0x05 6 1 8 Oxe RO Header Type 0x00 16 1 9 0x10 RW Base Address Register 0 0x00000000 6 1 10 0x14 RW Base Address Register 1 0x00000000 6 1 11 0x18 RW Base Address Register 2 0x00000000 0x2c RO SubsystemVendorID Oxff00 Ox2e RO SubsystemID 6 1 14 0x40 WO Watchdog disable Offset 3 2 1 0 0x00 Device ID 0x000a Vendor ID Oxff00 0x04 Status Command 0x08 Base Class 0x05 Sub class 0x00 ProgIF 0x00 Revision ID 0x01 0x0c Reserved Header Type 0x00 Reserved Reserved 0x10 Base Address Register 0 0x14 Bas
7. e Address Register 1 0x18 Base Address Register 2 0x1c 0x2b Reserved 0x2c Subsystem Device ID Subsystem Vendor ID Oxff00 0x30 0xef Reserved 0x40 Reserved Watchdog 0x44 0xef Reserved Oxf0 0x53 0x42 0x52 0x41 Oxf4 Reserved Oxf8 Reserved Oxfc Reserved Figure 1 WYJ6 Configuration Address Space WYJ6 USER S MANUAL REV 1 0 6 6 1 1 Vendor ID Offset 0x00 Width 16 bit Type RO Reset value Oxff00 The Vendor ID identifies the manufacturer of the device For this device this register is equal to Oxff00 6 1 2 Device ID Offset 0x02 Width 16 bit Type RO Reset value 0x000a The Device ID identifies the device model For this device this register is equal to 0x000a 6 1 3 Command Offset 0x04 Width 16 bit Type RW Reset value 0x0000 or 0x0003 for Legacy Mode 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 O RESV MEM IO RO RW RO Command Register Bit Descriptions Bit Name Description 15 2 RESV Reserved 1 MEM Memory Space Set to enable decoding of Memory Regions 0 I0 IO Space Set to enable decoding of Legacy I O ports 6 1 4 Status Offset 0x06 Width 16 bit Type RO Reset value 0x0000 The Status register is always equal to 0 6 1 5 Revision ID Offset 0x08 Width 8 bit Type RO Reset value 1 The Revision ID identifies the revision of the device The current revision is 1 WY
8. een Legacy Pages is one to one however only first 256 pages are accessible For 5 MiB cards 16 KiB subpages are used The 32 KiB page is divided into two 16 KiB subpages Low subpage L and High subpage H The first 128 pages are mapped directly so the the memory can be used as 128 32 KiB pages For pages 128 255 higher subpage is also visible at 0 16 KiB offsets This allows for using memory also as 256 16 KiB pages Table 1 Mapping between Legacy Pages and native pages een 5 MiB card offset 9 MiB card offset 0 16 KiB 16 32 KiB 0 16 KiB 16 32 KiB 0 OL 0H OL 0H 1 1L 1H 1L 1H 2 2L 2H 2L 2H 126 126L 126H 126L 126H 127 127L 127H 127L 127H 128 0H 0H 128L 128H 129 1H 1H 129L 129H 130 2H 2H 130L 130H 254 126H 126H 254L 254H 255 127H 127H 254L 254H A Factory testing This section describes tests performed on WYJ6 cards after production The same tests are performed also after each modification of WYJ6 card A 1 Memory testing The memory is tested on AR 3c dataloggers using rambat test rambat test device bus device where bus is the PCI bus number 1 for AR 3c dataloggers device is the PCI device number selected by ADDR switch see section 5 2 For instance the card with ADDR 8 can be tested using WYJ6 USER S MANUAL REV 1 0 rambat test device 1 8 13
9. full compatibility with original WYJ5 cards The RAM controller is compatible with RAMBAT 0 0 interface The memory is accessed using 32 KiB pages The page content is accessible by Paged RAM Access Window BAR1 The visible page can be selected by Rambat Page RAMBAT_PAGE register In legacy mode the last page is also accessible by separate Non paged RAM Access Window BAR2 The rambat page size is equal to Base Address Region 1 size The number of pages can be detected by writing maximal value to Rambat Page RAMBAT_PAGE register and read it back as maximal supported page 3 Ordering guide The WYJ6 card is available in the following versions Model Bus SubsystemID Memory Comments WYJ6 5M BUSMAT 0002 5 MiB wYJ6 9M BUSMAT 0003 9 MiB WYJ6 USER S MANUAL REV 1 0 2 4 Technical specifications Bus interface BUSMAT Bus frequency up to 16 7 MHz Form factor BUSMAT Power supply voltage 5 V 5 Power supply current up to 200 mA Number of digital inputs 1 Number of digital outputs 2 Battery backed SRAM memory size 5 MiB or 9 MiB Battery backup time at least 7 days 4 1 Recommended operating conditions Parameter Min Typ Max Unit Supply voltage 4 75 5 5 25 V Temperature 5 55 C 4 2 Input Output signals 4 3 External connector Pin Symbol Description 1 PKAR_ON PKAR relay normally open contact 2 P
10. ignificant Byte Note The last page 159 or 287 is shared with page visible in Non paged RAM Access Window 6 2 2 Watchdog Control RAMBAT_WDT runtime registers offset Width Type Reset value 0x0b 8 bit RW 0x00 T 6 5 4 3 2 110 Reserved Alarm Fatal Reserved Leds RO RW RO RO RW Watchdog Control Bit Descriptions Bit Name Description 7 Reserved Reserved 6 Alarm Alarm relay Alarm relay control 5 Fatal Fatal relay Fatal relay control 4 Reserved Reserved 3 0 Leds Leds Leds control 6 2 3 Inputs RAMBAT_INPUTS runtime registers offset Width Type Reset value 0x0c 8 bit RO 0x00 WYJ6 USER S MANUAL REV 1 0 11 7 6 5 4 3 2 1 0 Reserved Reservedi N SW2 SWi B2 B1 RO RO RO RO RO RO RO Inputs register Bit Descriptions Bit Name Description 7 6 Reserved Reserved Reserved Read as 3 5 Reserved1 Reserved1 4 N N General purpose digital input 3 SW2 Switch 2 2 SW1 Switch 1 1 B2 Button 2 0 B1 Button 1 6 3 Region 1 Paged RAM Access Window The selected page of rambat memory is visible as Memory Region 1 The visible page can be changed by setting Rambat Page RAMBAT_PAGE register The page size is equal to memory region size 6 4 Region 2 Non paged RAM Access Window In Legacy Mode the last page 159 or 287 of rambat
11. ion 0x00 RW Rambat Page RAMBAT_PAGE 0x00000000 6 2 1 0x0b RW Watchdog Control RAMBAT_WDT 0x00 6 2 2 Ox0c RO Inputs RAMBAT_INPUTS 0x00 6 2 3 6 2 1 Rambat Page RAMBAT_PAGE Runtime registers offset 0x00 Width 32 bit Type RW Reset value 0x00000000 WYJ6 USER S MANUAL REV 1 0 10 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 PAGE RO 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 PAGE RO RW Rambat Page Bit Descriptions Bit Name Description 31 0 PAGE Rambat Page The selected page visible in Paged Memory window This device supports 160 5 MiB or 288 9 MiB pages The written value will be saturated to 159 or 287 To detect the number of pages host should write Oxffffffff to Rambat Page RAMBAT_PAGE register and read back Rambat Page RAMBAT_PAGE register The value of the register will be set to the maximal supported page The number of pages is equal to maximal supported page plus one The host driver may also use just 8 bits or 16 bits of this register and use Oxff or Oxffff for probing the number of pages To avoid problems with partial writes of this register the write to the Least Significant Byte clears all higher bytes This register must be written from the Least Significant Byte to the Most S
12. memory is visible as Memory Region 2 The page size is equal to memory region size 6 5 Legacy registers The WYJ6 card also provides Legacy registers for compatibility with original WYJ5 cards Those registers are accessible as I O ports Using Legacy registers in new drivers is not recommended Those registers does not provide read back functionality and access to those registers have various side effects Legacy registers Register Summary Offset Type Register Reset value Description Oxfd83 WO Legacy Watchdog Control LEGACY_WDT 0x00 6 5 1 Oxfd83 RO Legacy Inputs LEGACY_INPUTS 0x00 6 5 2 Oxfd84 WO Legacy Page LEGACY_PAGE 0x00 6 5 3 6 5 1 Legacy Watchdog Control LEGACY_WDT Shadow of the Watchdog Control RAMBAT_WDT register See section 6 2 2 6 5 2 Legacy Inputs LEGACY_INPUTS Shadow of the Inputs RAMBAT_INPUTS register See section 6 2 3 6 5 3 Legacy Page LEGACY_PAGE Runtime registers offset 0x00 Width 8 bit Type WO Reset value 0x00 WYJ6 USER S MANUAL REV 1 0 12 PAGE WO Legacy Rambat Page Bit Descriptions Bit Name Description 7 0 PAGE Legacy Rambat Page Selects page visible in Paged Memory window The mapping between pages selected by this register is however different than mapping selected by RAMBAT_PAGE register see section 6 2 1 For 9 MiB cards the mapping betw
13. o 0 indicate 1 KiB region size 3 P Prefetchable cleared to indicate non prefetchable region 2 1 TYPE Type 0 32 bit base address 0 I0 IO Space indicator cleared to indicate Memory Space 6 1 11 Base Address Register 1 Offset Width Type Reset value 0x14 32 bit RW 0xa0000 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 ADDR RO RW 15 14 13 12 11 10 9 8 17 615 41312 1 0 ADDR P TYPE I0 RW RO RO RO RO Base Address Register 1 Bit Descriptions Bit Name Description 31 4 ADDR Address The ADDR sets the bits 31 4 of region 0 base address Only bits 15 to 19 are configurable The bits 4 to 14 are hard wired to 0 indicate 32 KiB region size 3 P Prefetchable cleared to indicate non prefetchable region 2 1 TYPE Type 0 32 bit base address 0 I0 IO Space indicator cleared to indicate Memory Space 6 1 12 Base Address Register 2 Offset 0x18 Width 32 bit Type RW Reset value 0xb0000 This register is available only in Legacy Mode 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 ADDR RO RW 15 14 13 12 11 10 9 8 1765 4 31 2 10 ADDR P TYPE IO RW RO RO RO RO
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