RX64M Group, RX71M Group User`s Manual:Hardware
Contents
1. Figure 59 2 Error characteristic for Measured Temperatures in Products from Design Data RX64M 40 20 0 20 40 60 80 100 120 Measured temperature C Figure 59 2 Error characteristic for Measured Temperatures in Products from Design Data RX71M RE Page 9 of 10 1KLKENESAS RENESAS TECHNICAL UPDATE TN RX A127A E Date May 22 2015 No4 1 Overview Page 70 of 2903 RX64M group The outline of Specifications adds as fol lows Table 1 1 Outline of Specifications RX64M before Memory RAM Capacity 512 Kbytes 120MHz no wait access Classification Module Function Description Capacity 512 Kbytes 120MHz no wait access SED single error detection Unique ID A 12 byte device specific ID Page 71 of 2923 RX71M group The outline of Specifications adds as fol lows Table 1 1 Outline of Specifications RX71M before Memory RAM Capacity 512 Kbytes 0000 0000h to 0003 FFFFh 256 Kbytes 240 MHz No wait access 0004 0000h to 0007 FFFFh 256 Kbytes No wait access at up to 120 MHz single wait access at frequencies above 120 MHz Classification Module Function Description e Capacity 512 Kbytes 0000 0000h to 0003 FFFFh 256 Kbytes 240 MHz No wait access 0004 0000h to 0007 FFFFh 256 Kbytes No wait access at up to 120 MHz single wait access at frequencies above 120 MHz SED single error detection Unique ID A 12 byte device spe2. T Vs V1 Slope T1 T Measured temperature C Vs Voltage output by the temperature sensor at the time of temperature measurement V T1 Temperature experimentally measured at one point C V1 Voltage output by the temperature sensor at the time of measurement of T1 V Slope indicates the temperature gradient 1000 V C given in Table 64 49 The TSCDR registers hold the measured temperature CAL128 at Ta Tj 128 C and AVCCO VREFHO 3 3 V Pre use preparation to obtain this value can be skipped by using the value in the registers as the result of experimental measurement at that point RE Page 8 of 10 1KENESAS RENESAS TECHNICAL UPDATE TN RX A127A E Date May 22 2015 This measured value CAL128 can be calculated as follows V1 3 3 x CAL128 4096 V and this voltage can be used to calculate the measured temperature by using the following formula T Vs V1 Slope 128 C T Measured temperature C Vs Voltage being output by the temperature sensor at the time of temperature measurement V V1 Voltage being output by the temperature sensor at Ta Tj 128 C and AVCCO VREFHO 3 3 V Slope indicates the temperature gradient 1000 V C given in Table 64 49 The error characteristic for a variation of 30 for measured temperatures in the products is as shown in Figure 59 2 acteristic 30 0 20 40 60 80 100 120 Measured temperature C
3. ID code provied for each MCU Page 2729 of 2903 RX64M group Page 2751 of 2923 RX71M group 63 3 Register Descriptions adds register as fol lows 63 3 2 Unique ID Register n UIDRn n 0 2 Address es UIDRO 007F B174h UIDR1 007F B1E4h UIDR2 007F B1E8h b31 b30 b29 b28 b27 b26 b25 b24 b23 b22 b21 b20 bi9 bi8 bi7 bi PLE T TTT TTP Tt tt Value after reset Unique value for each chip b15 b9 b8 b7 b6 b5 b4 b3 b2 b1 b0 PLT TT ET ETT Te ey yt Value after reset Unique value for each chip The UIDRn registers hold 12 byte ID codes unique IDs to identify each MCU These registers is a 32 bit read only register ze Page 6 of 10 lt ENESAS RENESAS TECHNICAL UPDATE TN RX A127A E Date May 22 2015 No 3 59 Temperature Sensor Page 2704 of 2903 RX64M group Page 2721 of 2923 RX71M group The specifications of Temperature Sensor adds Temperature sensor calibration data registers as follows Table 59 1 Specifications of Temperature Sensor before Item Description Temperature sensor voltage output Temperature sensor outputs a voltage to the 12 bit A D converter unit 1 Low power consumption function The module stop state is selectable after Item Description Temperature sensor voltage output Temperature sensor outputs a voltage to the 12 bit A D converter unit 1 Low power consumption function The module stop state is selectable Temperature sensor calibration Hold the temperatur
4. which don t have those function Part No Package EIA Code The manufacturing lot number ROFS64MxxxFC 176pin LQFP PLQP0176KB A 1447 1503 ROFS64MxxxFP 100pin LQFP PLQP0100KB A 503AZ00 ROFS64MxxxFC RX64M 1447 0r1503 TL8400 Fig 1 A mark example of LQFP package 176pin RSFS64MxxxFP RX64M EIA Code Flg 2 c 2015 Renesas Electronics Corporation All rights reserved 2tENESAS The manufactur ing lot number A mark example of LQFP package 100pin Page 1 of 10 RENESAS TECHNICAL UPDATE TN RX A127A E Date May 22 2015 No1 61 RAM Page 2716 of 2955 RX64M group The specifications of RAM is added as fol lows Table 61 1 Specifications of RAM before Without ECC Error Correction With ECC Error Correction ECCRAM RAM capacity 512 Kbytes RAM 512 Kbytes 32 Kbytes RAM address RAMO 0000 0000h to 0007 FFFFh ECCRAM OOFF 8000h to OOFF FFFFh Error checking Not available Correction of 1 bit errors and detection of 2 bit errors A non maskable interrupt or interrupt is generated in response to an error Without ECC Error Correction With ECC Error Correction ECCRAM RAM capacity 512 Kbytes RAM 512 Kbytes 32 Kbytes RAM address RAMO 0000 0000h to 0007 FFFFh ECCRAM OOFF 8000h to OOFF FFFFh Error checking Detection of 1 bit errors ECC Error Correction lt Anon maskable interrupt or interrupt is Correc
5. Date May 22 2015 RENESAS TECHNICAL UPDATE 1753 Shimonumabe Nakahara ku Kawasaki shi Kanagawa 211 8668 Japan Renesas Electronics Corporation Product MPU MCU Category Document No TN RX A127A E Rev 1 00 Title i User s Manual Hardware Adds function of RX64M Group RX71M Group Informatio n Category Technical Notification Appl icab e Product RX64M Group RX71M Group Lot No Reference RX64M Group Document imi ted RX71M Group Al RX64M Group User s Manual Hardware Rev 1 00 RO1UHO377EJ0100 RX71M Group User s Manual Hardware Rev 1 00 RO1UHO493EJ0100 This document describes additions of function in RX64M Group RX71M Group User s Manual Hardware Chapter No Title Item Applicable Product 61 RAM Adds error checking of RAM 1 RX64M Group 63 Flash memory Adds Unique ID Registers RX64M Group RX71M Group Temperature Sensor Adds Temperature Sensor Calibration Data Registers RX64M Group RX71M Group Overview Adds Unique ID and error checking of RAM RX64M Group RX71M Group 1 This item has already described in RX71M Group User s Manual Hardware 2 There is the samples which doesn t apply Unique ID register and Temperature Sensor Calibration Data Registers to RX64M group This table and figure describes to distinguish the sample
6. ature sensor at the time of temperature measurement V T1 Temperature experimentally measured at one point C V1 Voltage output by the temperature sensor at the time of measurement of T1 V T2 Temperature at the experimental measurement of another point C V2 Voltage output by the temperature sensor at the time of measurement of T2 V Slope indicates the temperature gradient by the temperature sensor V C slope V2 V1 T2 T1 Characteristics vary from sensor to sensor Therefore the following experimental measurement at two different temperatures is recommended Use the 12 bit A D converter to measure the voltage V1 output by the temperature sensor at temperature T1 Again using the 12 bit A D converter measure the voltage V2 output by the temperature sensor at a different temperature T2 Obtain the temperature gradient slope V2 V1 T2 T1 from these results Subsequently obtain the measured temperature by substituting the slope into the formula for the measured temperature T Vs V1 slope T1 If you are using the temperature gradient given in Table 64 49 of section 64 Electrical Characteristics the measured temperature can be calculated by using the formula below after simply using the 12 bit A D converter to experimentally measure the voltage V1 output by the temperature sensor at temperature T1 However this method gives less accurate temperatures than measurement at two points
7. cific ID ze Page 10 of 10 lt ENESAS
8. d when the RAMERR flag is 1 error has occurred Its value does not change when parity checking is disabled because no parity check error is detected The RAMECAD register is initialized only by a reset 61 2 13 RAM Protection Register RAMPRCR Address es 0008 1204h b7 b6 b5 b4 b3 b2 bl b0 KW 6 0 ieii 0 Value after 0 0 0 0 0 0 0 reset Bit Symbol Bit Name Description R W b0 RAMPRCR RAMMODE Register Write Control 0 Disables writing to the RAMMODE register R W 1 Enables writing to the RAMMODE register b7 to bi KW 6 0 Write Key Word These bits are read as 0 The write value should be 0 R W Writing 1 to the RAMPRCR bit is possible when KWI6 0 1111000b Otherwise writing to RAMPRCR clears the bit to 0 R Page 4 of 10 1KENESAS RENESAS TECHNICAL UPDATE TN RX A127A E Date May 22 2015 The value of KWI6 0 is read as 0000000b The targets for write protection by the RAMPRCR register is the RAM operating mode control register RAMMODE Once the RAMPRCR bit is set to 1 writing to RAMMODE register is enabled until the RAMPRCR bit is cleared to 0 Clear the RAMPRCR bit to 0 after writing to RAMMODE register Page 2722 of 2903 RX64M group 61 3 Operation adds 61 3 3 Parity Checking as fol lows 61 3 3 Parity Checking Enabling and disabling of parity checking can be selected through the RAMMODE register setting In the initial state parity checking is disabled Even parity checking is used in this devic
9. e 1 bit parity check code is added to each 1 byte data for writing and the parity is checked for reading If a 1 bit error is detected in the 1 byte when the parity is checked for reading a RAM error interrupt can be generated If a 2 bit error or more is detected in the 1 byte errors cannot be correctly detected After power on parity check code is undefined until data is written To use parity checking write the initial value to all areas while parity checking is enabled before accessing to the RAM immediately after a reset Page 2724 of 2903 RX64M group 61 4 Usage Notes is added as follows 61 4 Usage Notes 61 4 1 Low Power Consumption Function Power consumption can be reduced by setting module stop control register C MSTPCRC to stop supply of the clock signal to the RAM and ECCRAM Setting the MSTPCRC MSTPCO bit to 1 stops supply of the clock signal to the RAM Setting the MSTPCRC MSTPC6 bit to 1 stops supply of the clock signal to the ECCRAM Stopping supply of the clock signal places the RAM and ECCRAM individually in the module stop state After a reset the RAM and ECCRAM continue to operate The RAM and ECCRAM are not accessible in the module stop state Do not allow transitions to the module stop state while accessing to the RAM or ECCRAM For details on the MSTPCRC register refer to section 11 Low Power Consumption 61 4 2 Notes on Using Error Checking of RAMO and ECCRAM When using RAMO parity and ECCRAM ECCs
10. e sensor calibration data measured for each chip at the time of shipment data registers Page 2705 of 2903 RX64M group Page 2722 of 2923 RX71M group 59 2 Register Discription add register as fol lows 59 2 2 Temperature Sensor Calibration Data Register TSCDR Address es 007F B17Ch b31 b30 b29 b28 b27 b26 b25 b24 b23 b22 b21 b20 b19 b18 b17 b16 Value after reset Val Ft alue after Unique value for each chip reset The TSCDR register hold the temperature sensor calibration data measured for each chip at the time of shipment The temperature sensor calibration data is a digital value converted by the 12 bit A D converter from the voltage output by the temperature sensor at Ta Tj 128 C and AVCCO VREFHO 3 3 V The TSCDR register is a 32 bit read only register ze Page 7 of 10 lt ENESAS RENESAS TECHNICAL UPDATE TN RX A127A E Date May 22 2015 Page 2705 of 2903 RX64M group Page 2722 of 2923 RX71M group 59 3 1 Preparation for Using the Temperature Sensor adds a document the red character as fol lows 59 3 1 Preparation for Using the Temperature Sensor The temperature characteristics of the temperature sensor are shown below The voltage output by the temperature sensor is proportional to temperature which can be calculated according to the following formula Formula for the temperature characteristic T Vs V1 Slope T1 T Measured temperature C Vs Voltage output by the temper
11. e value should be 0 R W Note 1 Only 0 can be written to clear the flag When parity checking is enabled the RAMERR flag is set to 1 if a parity check error is detected The RAM error interrupt request is also generated at this time When parity checking is disabled the RAMERR flag is not set to 1 because no parity check error is detected Writing 0 to the RAMERR flag clears the RAM error interrupt request corresponding to the parity check error Xe Page 3 of 10 lt ENESAS RENESAS TECHNICAL UPDATE TN RX A127A E Date May 22 2015 61 2 12 RAM Error Address Capture Register RAMECAD Address es 0008 1208h b31 b30 b29 b28 b27 b26 b25 b24 b23 b22 b21 b20 b19 b18 b17 b16 Sees see iale A 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 b15 b14 b13 b12 b11 b10 b9 b8 b7 b6 b5 b4 b3 b2 b1 b0 A ee l 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Value after reset Value after reset Bit Symbol Description R W b2 to b0 Reserved These bits are read as 0 The write value should be 0 R W b18 to b3 READ Error Address The address where an error is found is read R b31 tob19 Reserved These bits are read as 0 The write value should be 0 R W When parity checking is enabled this register will hold the address where a parity check error was found The address of the 8 byte boundary below the location where the error was found is stored in this register at the same time the RAMSTS RAMERR flag is set to 1 The error address is not update
12. for error checking to operate a program in the relevant RAM initialize RAMO and ECCRAM so that CPU can correctly prefetch data If the CPU prefetches from a RAM area that is not initialized a RAM error may occur The RAMO and ECCRAM should be initialized at the 8 byte boundary When the end address allocated in the RAM is below the 8 byte boundary allocate a NOP instruction up to the boundary RE Page 5 of 10 lt ENESAS RENESAS TECHNICAL UPDATE TN RX A127A E Date May 22 2015 No2 63 Flash memory Page 2726 of 2903 RX64M group Page 2746 of 2923 RX71M group The specifications of Code Flash Memory and Data Flash Memory adds unique ID as fol lows Table 63 1 Specifications of Code Flash Memory and Data Flash Memory before Code Flash Memory Data Flash Memory Memory capacity e User area 4 Mbytes max Data area 64 Kbytes e User Boot area 32 Kbytes Off board programming for products A flash programmer can be used to program A flash programmer cannot be used to with 100 or more pins the user area and user boot area program area after Code Flash Memory Data Flash Memory Memory capacity e User area 4 Mbytes max Data area 64 Kbytes e User Boot area 32 Kbytes Off board programming for products A flash programmer can be used to program A flash programmer cannot be used to with 100 or more pins the user area and user boot area program area Unique ID A 12 byte
13. tion of 1 bit errors and detection of 2 bit errors A non maskable interrupt or interrupt is generated in generated in response to an error response to an error ze Page 2 of 10 lt ENESAS RENESAS TECHNICAL UPDATE TN RX A127A E Date May 22 2015 Page 2717 of 2903 RX64M group 61 2 Register Descriptions adds registers as fol lows 61 2 10 RAM Operating Mode Control Register RAMMODE Address es 0008 1200h b7 b6 b5 b4 b3 b2 b1 b0 0 0 0 0 0 0 0 0 Bit Symbol Bit Name Description b1 bO RAMMODE 1 0 RAM Operating Mode Select b1 b0 0 0 Parity checking is disabled 0 1 Parity checking is enabled Settings other than above are prohibited Value after reset b7 to b2 Reserved These bits are read as 0 The write value should be 0 R W The RAMMODE register is write protected by the RAM protection register RAMPRCR Before writing to the RAMMODE register set the RAMPRCR RAMPRCR bit to 1 to enable writing to it Set the RAMMODE register before starting access to the RAM If this register is modified after accessing to the RAM RAM operation is not guaranteed 61 2 11 RAM Error Status Register RAMSTS Address es 0008 1201h b7 b6 b5 b4 b3 b2 bi b0 0 0 0 0 0 0 0 0 Symbol Bit Name Description R W Value after reset parity check error has not occurred R W parity check error has occurred RAMERR RAM Error Status Flag 0 1 A A Reserved These bits are read as 0 The writ
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