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easy2log© RT0005 Technical Information Manual 

 

27 

MKT_VAL register (RO) 

Register 

Address 

Op. 

Default 

MKT_VAL 

0x52 

RO 

0x0000 

MKT_VAL  register  represents  the  current  value  of  the  Mean  Kinetic  Temperature.  It  is  expressed  in  °C  using  a  fixed 
point 8.5 notation, see formula (3). Default value is 0. MKT_VAL register is set to 0 after a reset operation. 

 

SHL_TIME register (RO – 2 words) 

Register 

Address 

Op. 

Default 

SHL_TIME_L 

0x53 

RO 

0x0000 

SHL_TIME_H 

0x54 

RO 

0x0000 

This  register,  represented  in  floating  point  32bits  (IEEE-754)  notation,  provides  to  the  user  the  current  value  of  the 
remaining shelf life expressed in hours. Default value is 0. SHL_TIME register is set to 0 after a reset operation. 

The map between the floating point fields and the two registers is reported below: 

Sign 

Exponent  

Mantissa 

31 

30..23 

22..16 

15..0 

SHL_TIME_H 

SHL_TIME_L 

 

BIN_ALARM register (RO) 

Register 

Address 

Op. 

Default 

BIN_ALARM 

0x55 

RO 

0x0000 

The register is composed by the following fields: 

15 

… 

 

BIN15_EN 

… 

BIN02_EN 

BIN01_EN 

BIN00_EN 

 

Default 

BINX_EN  bit  (X  =  0..15)  is  set  to  1  if  the  value  of  the  BIN_COUNTER_X  register  is  greater  than  the  corresponding 
BIN_THRESHOLD_X register value. BIN_ALRM register is set to 0 after a reset operation. 

 

BIN_COUNTER registers (RO - 16 words) 

Register 

Address 

Op. 

Default 

BIN_COUNTER_0 

0x56 

RO 

0x0000 

BIN_COUNTER_1 

0x57 

RO 

0x0000 

... 

... 

.. 

0x0000 

BIN_COUNTER_15 

0x65 

RO 

0x0000 

These registers represent the number of temperature samples in the range of the corresponding bin. Default value is 0 
for each counter. All the BIN_COUNTER registers are set to 0 after a reset operation. 

 

LAST_SAMPLE_VALUE register (RO) 

Register 

Address 

Op. 

Default 

LAST_SAMPLE_VALUE 

0x66 

RO 

0x0000 

It  represents  the  last  temperature  value  read  from  the  sensor  (even  if  not  stored  in  the  log  memory). 
LAST_SAMPLE_VALUE register is set to 0 after a reset operation. 

 

Summary of Contents for Easy2log RT0005

Page 1: ...RT0005 UHF Semi Passive Logger Tag Technical Information Manual Revision n 02 12 03 2013...

Page 2: ...31 Changed General Information 7 Added information on RT0005ET 7 Added information on RFID Reader Development Kits 8 Changed Ordering Options 8 Added information on Standard Gen2 memory map 18 Modifi...

Page 3: ...rm or by any means electronic mechanical recording or otherwise without the prior written permission of CAEN RFID The information contained herein has been carefully checked and is believed to be accu...

Page 4: ...ETIME registers RW 16 words 25 BIN_THRESHOLD registers RW 16 words 25 MKT_ACTV_ENERGY registers RW 2 words 25 MKT_THRESHOLD_TEMP register RW 25 SHL_REF_TEMP register RW 25 SHL_Q10_TEMP register RW 2 w...

Page 5: ...stogram view 14 Fig 2 4 Cooled example time vs temperature view 15 Fig 3 1 TID memory bank structure 18 Fig 3 2 RESERVED memory bank structure 19 Fig 5 1 Temperature measurement traceability chain 35...

Page 6: ...og RT0005 Technical Information Manual 6 1 Introduction This Chapter gives general information about easy2log RT0005 UHF Semi Passive Logger Tag It contains these topics General Information Ordering O...

Page 7: ...al memory that can contain up to 3 958 samples The user can define up to 16 temperature ranges with independent threshold alarms for a very accurate control of the temperature excursions The tag can b...

Page 8: ...sive tag EPC C1G2 Blistered WRT0005ETAAA RT0005ET UHF Temperature tag EPC C1G2 with external probe Development Kit WR4300PDKAAA R4300 ION Demo KIT WR4300PDKGPR R4300 GPRS ION KIT WA828BTXKITA A828BT B...

Page 9: ...pter introduces the easy2log RT0005 UHF Semi Passive Logger Tag It contains these topics Main Features Operating states Manual interface behaviour Histogram functionality description Mean Kinetic Temp...

Page 10: ...og RT0005 tag behaves according to the following operating states Stand by Stand by is the starting state of the tag In this state the tag respond to reader interrogations the log memory is empty and...

Page 11: ...ee MKT_ALRM bit in the STATUS register description Shelf life alarm see SHL_ALRM bit in the STATUS register description If the battery has not enough charge to continue the logging activity the red or...

Page 12: ...ng time is updated with the value of the BIN_SAMPLETIME X register where X is the index of the new bin Histogram bins configuration can be used also to control the storage of the samples inside the lo...

Page 13: ...d Threshold 1 sample in Bin 3 Orange Threshold 2 samples in Bin 2 Fig 2 1 Frozen example histogram view 15 C 20 C 10 C 0 C 70 C Temp Time Orange Alarm Bin 2 5 min in orange range Red Alarm Bin 3 1 min...

Page 14: ...histogram bins for cooled food With this configuration the tag generates an alarm if the temperature rise between 20 C and 5 C for a minimum amount of time ranging from 20 min to 29 min and 59 sec or...

Page 15: ...easy2log RT0005 Technical Information Manual 15 20 C 5 C 0 C 70 C Temp Time Blue Alarm Bin 0 20 min in blue range Fig 2 4 Cooled example time vs temperature view...

Page 16: ...y time it samples a new temperature The remaining Shelf Life calculation can be enabled or disabled toggling the state of the ARRE flag in the CONTROL register The remaining Shelf Life is expressed in...

Page 17: ...ormation Manual 17 3 RT0005 Memory Description This Chapter describes the memory map of easy2log RT0005 UHF Semi Passive Logger Tag It contains these topics Address space User Memory map Register desc...

Page 18: ...ision Total size of the TID field is 64 bits The TID memory bank contains also a 32 bit SAM field used to store the address of the sensor characteristics table as defined by the ISO18000 6REV1 draft s...

Page 19: ...h Access Password 31 16 03h Access Password 15 0 02h Kill Password 31 16 01h Kill Password 15 0 00h Fig 3 2 RESERVED memory bank structure USER MEMORY This bank contains all the configuration register...

Page 20: ...F BIN_THRESHOLD_15 0x42 RW 0xFFFF MKT_ACTV_ENERGY_L 0x43 RW 0x0000 MKT_ACTV_ENERGY_H 0x44 RW 0x0000 MKT_THRESHOLD_TEMP 0x45 RW 0x0000 SHL_REF_TEMP 0x46 RW 0x0000 SHL_Q10_TEMP_L 0x47 RW 0x0000 SHL_Q10_...

Page 21: ...easy2log RT0005 Technical Information Manual 21 Register Address Op Default LOG_AREA_0 0x8A RO LOG_AREA_3956 0xFFE RO Tab 3 2 User Memory map...

Page 22: ...register If enabled the first sample s acquisition is done SAMPLING_DELAY second after the start of the logging activity Default value is 0 RFSL RW RF_Sensitivity_Level RF_Sensitivity_Level register...

Page 23: ...of Arrival register expressed in seconds defines the maximum time computed from shipping date required to arrive at destination If the logging is not stopped before the ETA is reached an alarm is gene...

Page 24: ...le 1 Temperature value 0x08B Sample 1 Time low 0x08C Sample 1 Time high 0x08D Sample 2 Temperature value Time is expressed in Unix format and need 2 words for a single sample Tab 3 3 Temperature Time...

Page 25: ...sters RW 2 words Register Address Op Default MKT_ACTV_ENERGY_L 0x43 RW 0x0000 MKT_ACTV_ENERGY_H 0x44 RW 0x0000 The value expressed in floating point 32bits IEEE 754 notation represents the Mean Kineti...

Page 26: ..._ALRM BIN_ALRM ETA_ALRM MEMFULL BAT_MSBIT BAT_LSBIT BAT_LS MS_BIT Battery_Level Battery Level is a 2 bit register representing the remaining battery capacity Value of 3 means full capacity value 0 mea...

Page 27: ...E_H SHL_TIME_L BIN_ALARM register RO Register Address Op Default BIN_ALARM 0x55 RO 0x0000 The register is composed by the following fields 15 2 1 0 BIN15_EN BIN02_EN BIN01_EN BIN00_EN 0 0 0 0 0 Defaul...

Page 28: ...ault value of STOP_DATE register is 0 STOP_DATE register is set to 0 after a reset operation USER_AREA registers RW 28 words Register Address Op Default USER_AREA_0 0x6E RW USER_AREA_1 0x6F RW USER_AR...

Page 29: ...the default value since we don t need to use it In order to activate the tag and put it in Idle state the initial date configuration register INIT_DATE shall be written with a non zero value and the...

Page 30: ...easy2log RT0005 Technical Information Manual 30 4 RT0005 Specification This Chapter contains these topics Technical Specification Air Link Protocol Characteristic Mechanical Specification...

Page 31: ...1 03 73 and further amended and the European Directive 2002 72 CE and further amended concerning suitability of materials intended to come into contact with foodstuffs This product is conforming to th...

Page 32: ...be either FM0 or Miller M 4 as specified in RD3 chapter 6 3 1 3 2 Miller data encoding with M 2 and M 8 are currently not supported Tag to reader data rates the RT0005 tag supports tag to interrogator...

Page 33: ...easy2log RT0005 Technical Information Manual 33 Mechanical Specification...

Page 34: ...easy2log RT0005 Technical Information Manual 34 5 RT0005 Temperature Measurement Traceability...

Page 35: ...ough the Italian Metrological Research National Institute I N RI M Istituto Nazionale di Ricerca Metrologica 4 and Italian Calibration Service SIT Servizio di Taratura in Italia 5 Fig 5 1 Temperature...

Page 36: ...Regulatory Compliance This Chapter gives information on the easy2log RT0005 UHF Semi Passive Logger Tag Regulatory Compliance It contains these topics FCC Compliance CE Compliance Enclosure degree of...

Page 37: ...302 208 1 V 1 2 1 2008 CEI EN 50364 2002 Reference document Test report n 29346B RD1 See CE Declaration of Conformity pag 38 for the RT0005 CE Compliance Certificate Enclosure degree of protection Re...

Page 38: ...bmitted version to the following standards CEI EN 60950 1 2004 CEI EN 55022 2009 CEI EN 61000 6 3 2007 CEI EN 61000 6 1 2007 ETSI EN 301 489 1 V 1 8 1 2008 ETSI EN 301 489 3 V 1 4 1 2002 ETSI EN 302 2...

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