32-Bit Microcontrollers V850E/MA3 Usage Restrictions
Contents
1. pin VoD S H Voo S EVpbp CVpp AVopo AVon1 0 5 V i Oscillation stabilization period i 3s max 500 ms max RESET No 2 Restriction on flash memory programming Description When programming to flash memory is performed using flash programmer PG FP4 unexpected data may be written If verify set by selecting Read verify after Program in the PG FP4 setting screen is not executed operation ends without causing an error even if unexpected data is written so erroneous programming cannot be detected If verify is executed a verify error occurs and thus erroneous programming can be detected Conditions under which this bug occurs Erroneous programming may occur if PG FP4 communication is performed in CSI or CSI HS mode with a 625 kHz or higher communication speed Flash programming s communication mod N CSI or CSI HS o UART communication Retransfer verify Ye performed No Incorrect data may have A verify error occurs in been written products to which incorrect data was written Normal write ZBG CC 06 0031 Attachment 4 5 Note If the PG FP4 is set so as to perform verify erroneous programming is detected as a verify error If verify is performed and programming to the target device is completed normally the written data is normal Remark This condition does not apply to self programmin2. 3 Details of Usage Restrictions No 1 Restriction on sequence for turning on off power Description When turning on off the power if the voltage on the internal power supply pin Vpop exceeds the operation guaranteed range 2 3 to 2 7 V while the voltage has been applied to the external power supply pins EVpp CVpp AVppbo and AVpp1 the following operations may occur e A current of approximately 130 mA typ may flow into the EVpop pin e An undefined value may be output from the following pins TDO TC3 P27 pin ANOO P80 pin ANO1 P81 pin To avoid this bug it is recommended to turn on or off the power in the procedure shown below Recommended procedure lt When turning on power gt Keep the voltage on the EVpp CVpp AVppo and AVpp1 pins at 0 5 V or lower until the voltage on the Vpp pin reaches the operation guaranteed range 2 3 to 2 7 V Li 23V EVpp CVobp i AVopo AVpp1 0 5 V Oscillation stabilization period 0 ns min 0 ns min RESET lt When turning off power gt Keep the voltage on the Vpop pin to within the operation guaranteed range 2 3 to 2 7 V until the voltage on the EVpp CVpp AVppo and AVpp1 pins drops to 0 5 V or lower ZBG CC 06 0031 Attachment 3 5 Caution Also observe the timing shown below when turning on off the power to the external power supply pins EVpp CVpp AVppo and AVpp1 before turning on off the power to the internal power supply
3. programming firmware incorporated in devices will be modified This restriction will then be removed through a running change from the current products rank K to the modified products rank ENote starting from November 2006 planned In conjunction with firmware modification the parameter file for the flash programmer will be upgraded planned in November 2006 The current parameter file V1 10 cannot be used for programming with products after the upgrade so be sure to use the new parameter file V1 20 or later The rank is indicated by the letter appearing as the 5th digit from the left in the lot number marked on each product ZBG CC 06 0031 Attachment 5 5 Parameter File Version V1 10 gote x V1 20 of oO O Usable for programming x Unusable for programming Note Implement the temporary workaround Other Contact an NEC Electronics sales representative when using a flash programmer other than the PG FP4 Verify setting To enable verify select the Read verify after Program check box on the PG FP4 GUI software screen Refer to the PG FP4 user s manual for details Properties Standard Advanced m Supply voltage _ r Command options Vdd V o3 30 V Blank check before Erase Vdd2 v 02 50 v Read verify after Program r OrTargel Security flag after Program r 7 Checksum after Program Vpp 00 00 Security flag settings Clk Mdd Disable Chip Erase Disa
4. Microcomputer Technical Information Document No ZBG CC 06 0031 32 Bit Microcontrollers V850E MA3 Date issued __ September 1 2006 Issued by 2nd Solution Group Usage Restrictions Multipurpose Microcomputer Systems Division 4th Systems Operations Unit NEC Electronics Corporation Related V850E MA3 Hardware User s Manual documents U16397EJ Notification V Usage restriction V850E1 Architecture User s Manual classification Upgrade U14559EJ Document modification Other notification 1 Affected products V850E MA3 e uPD703131A uPD703131AY ROM 256 KB RAM 16 KB e UPD703132A uPD703132AY ROM 256 KB RAM 32 KB e UPD703133A uPD703133AY ROM 512 KB RAM 16 KB e UPD703134A uPD703134AY ROM 512 KB RAM 32 KB e UPD703136A uPD703136AY ROM 256 KB RAM 8 KB e UPD70F3134A uPD70F3134AY flash memory 512 KB RAM 32 KB Remark For restrictions on non A products uPD703131 wPD703132 uPD703133 PD703134 HPD70F3134 and wPD70F3134Y individually contact an NEC Electronics sales representative or distributor 2 New restriction This notification concerns the following restriction No 2 See the attachment for details e No 2 Restriction on flash memory programming Flash programming may end without causing an error even if unexpected data is written 3 Action Firmware for flash memory versions will be modified so as to remove this restriction 4 List of r
5. ble Block Erase Serial Port Ydd Disable Program Reset Vdd F Disable Read HS Input dd m Program download upload Block protection Boot Block end FS Block start J Y IV Enable two Program Areas FS Block end ma Reset vector O00000 h Cancel Apply
6. estrictions The restriction history and detailed information is described in the attachment ZBG CC 06 0031 2 2 5 Document revision history 32 Bit Microcontrollers V850E MA3 Usage Restrictions Document Number_ Date Issued ZBG CC 05 0011 January 17 2005 Newly created Addition of restriction No 1 ZBG CC 06 0031 September 1 2006 Addition of restriction No 2 ZBG CC 06 0031 Attachment 1 5 List of Usage Restrictions in V850E MA3 1 Product Version HPD703131A MPD703131AY HPD703132A MPD703132AY HPD703133A HPD703133AY HPD703134A HPD703134AY UPD703136A HPD703136AY MPD70F3134A UPD70F3134AY Rank K Rank K Rank K Rank K Rank K Rank K Rank K Rank K Rank K Rank K Ranks K E Ranks K E The rank is indicated by the letter appearing as the 5th digit from the left in the lot number marked on each product 2 Product History e uPD703131A uPD703131AY PD703132A uPD703132AY PD703133A uPD703133AY UPD703134A uPD703134AY uPD703136A PD703136AY Restriction on sequence for turning on off power 2 Restriction on flash memory programming y Bug does not occur A Bug will also apply in future x Bug occurs e WPD70F3134A wPD70F3134AY Restriction on sequence for turning on off power 2 Restriction on flash memory programming V Bug does not occur A Bug will also apply in future x Bug occurs ZBG CC 06 0031 Attachment 2 5
7. g Temporary workarounds 1 Products with a lot number earlier than 0610Kxxxx Perform flash programming under one of the following conditions Execution of verify is recommended even if condition 1 or 2 is satisfied 1 Use UART communication mode 2 If CSI or CSI HS communication mode is used set the communication speed to 156 kHz or lower 3 Set the PG FP4 so as to perform verify regardless of communication mode and speed For devices in which a verify error is detected perform programming with condition 1 or 2 satisfied Note or later 2 Products with a lot number 0611Kxxxx Perform flash programming under one of the following conditions Execution of verify is recommended even if condition 1 2 or 3 is satisfied 1 Use UART communication mode 2 lf CSI communication mode is used set the communication speed to 625 kHz or lower If CSI HS communication mode is used set the communication speed to 156 kHz or lower 3 If CSI communication mode is used and the communication speed is set to 2 500 kHz keep the programming environment temperature within 0 to 70 C 4 Set the PG FP4 so as to perform verify regardless of communication mode and speed For devices in which a verify error is detected perform programming with condition 1 2 or 3 satisfied Note In lot numbers 06 indicates the year of manufacture while 10 and 11 indicate the week of manufacture Permanent workaround Flash
Download Pdf Manuals
Related Search