M16C/80

MPU & MCU

M16C Family (R32C/M32C/M16C)

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ALL (33)
Device (25)
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Device(25)

Document Title	Doc Number (Previous Number)	Issue Date Revision	Classification of Information	Size(KB)	Product Name	Remarks
M16C/80 Series M32C/80 Series Usage Precaution for Clock synchronous serial I/O mode in Serial interfaces (Serial I/O) In clock synchronous serial I/O mode, unintended data reception may be started if continuous receive mode is enabled.	TN-16C-A162A/E	Feb.16.07 Rev.1.00	Technical Notification	18	List	-
M16C/70 Series M16C/80 Series M32C/80 Series M32C/90 Series : Usage Precaution for String Instruction Product-sum Operation Instruction Since an interrupt is disabled, the interrupt-cancelled state occurs. Then the interrupt is acknowledged, and the string instructions or product-sum operation instruction is executed immediately after the acknowledgement. In this case, these instructions will be aborted.	TN-16C-A157A/E	Jun.08.06 Rev.1.00	Technical Notification	45	List	-
M16C Family Precautions Concerning External Trigger Input in One-Shot Timer Mode of Timer A When an external trigger input is used to start counting in one-shot timer mode of the timer A, another external trigger input during counting reloads a counter value and the timer continues counting. However, if another external trigger input is provided immediately before the counter reaches 0000h, the timer may stop counting.	TN-16C-125A/EA	Sep.16.04 Rev.1.00	Technical Notification	144	List	-
M16C Family Precaution Concerning Exiting from Stop Mode SCLL sync output enable is available in I2C bus interface mode only.	TN-16C-124A/EA	Sep.01.04 Rev.1.00	Technical Notification	162	List	-
M32C/80 Series and M16C/80 Group Precaution Concerning Using NMI interrupt for Recovery from Stop Mode After exiting from stop mode using the NMI interrupt, the microcomputer may not enter stop mode by setting the CM10 bit, all-clock stop bit, in the CM1 register to 1 (stop mode).	TN-16C-127A/EA	Aug.01.04 Rev.1.00	Technical Notification	33	List	-
M32C/80 series and M16C/80 group Precaution on Stop Mode The microcomputer may not enter stop mode with a certain condition.	TN-M16C-97-0307	Jul.01.03 Rev.1.00	Technical Notification	26	List	-
Replacement Sheets of Technical News No. M16C-62-0009 Differences in Interrupt Operation of the M16C/80 Group Pursuant to Interrupt Revision Differences in Interrupt Operation of the M16C/80 Group Pursuant to Interrupt Revision.	TN-M16C-90-0302	Feb.16.03 Rev.1.00	Technical Notification	17	List	-
M16C/80 Group Cautions for Using DMA (2) (1) While enabling DMA, ensure that a DMA request for the channel is not generated.(2) After writing to the DMAi request cause select register, wait at least 26 BCLK cycles before enabling DMA by soft ware.	TN-M16C-87-0207	Jul.01.02 Rev.1.00	Technical Notification	11	List	-
M16C/80, M32C/82 and M32C/83 Groups Usage Precaution on Three-phase Motor Control Timer's Function While using the timers in Three-Phase Mode 1 and near Timer B2's overflow, if a count value is written to Timer Ai-1 register, a different count value may be written to Timer Ai instead of the value you want to set it to.	TN-M16C-86-0205	May.16.02 Rev.1.00	Technical Notification	14	List	-
M16C Family Usage Precautions when Clearing Interrupt Request Bit When clearing an interrupt request bit of the interrupt control register, depending on the instruction used, an interrupt request bit may not get cleared.	TN-M16C-85-0204	Apr.01.02 Rev.1.00	Technical Notification	24	List	-
Corrections and Supplementary Explanation for M16C/20 Series, M16C/60 Series, M16C/80 Series Data Sheet and User's Manual A few corrections and supplementary explanation for the M16C/20 series, M16C/60 series, M16C/80 series User's Manual.	TN-M16C-75-0110	Oct.16.01 Rev.1.00	Technical Notification	17	List	-
Setting procedure of processor mode bits Do not change the processor mode bits simultaneously with other bits when changing the processor mode bits 01 or 11. Change the processor mode bits after changing the other bits.	TN-M16C-71-0105	May.16.01 Rev.1.00	Technical Notification	17	List	-
'No.M16C-64-0011' Replacement M16C/80 Group Precautions When Using Address Match Interrupts No. M16C-64-0011 (When using address match interrupt function, unwanted interrupts may occur.) adds a correction to section 3.4. TN-M16C-66-0012 contains No. M16C-56-0007.	TN-M16C-66-0012	Dec.16.00 Rev.1.00	Technical Notification	19	List	-
M16C/80 Group Precautions for Using HOLD Signal Although the HOLD pin may be held L P40 to P47 and P50 to P52 will not become high-impedance ports.	TN-M16C-59-0008	Aug.01.00 Rev.1.00	Technical Notification	11	List	-
M16C/80 Group Precautions for CLKOUT Pin (P53) When using the Clock Output function of port P53/CLKOUT pin (f8, f32 or fc output) in single chip mode, use port P57 as an input only port.	TN-M16C-57-0006	Jun.16.00 Rev.1.00	Technical Notification	7	List	-
M16C Family Cautions Using Data Registers that Include Write Only Bits If performing a read-modify-write sequence of instructions to a register with write only bits, please reset the write only bits to their previous values before writing back to the register.	TN-M16C-55-0006	Jun.01.00 Rev.1.00	Technical Notification	46	List	-
M16C/80 Series, M16C/60 Series Cautions for Using Memory Expansion Mode or Microprocessor Mode Concerning the pins which function as address bus, data bus, or CS, WR, RD, etc. Set the corresponding port register and direction register after shifting to single-chip mode.	TN-M16C-49-0004	Apr.01.00 Rev.1.00	Technical Notification	8	List	-
M16C/80 Group Cautions for Using DMA There is a possibility that the DMAC will execute 2 transfers upon receiving only 1 DMA request or control of the MCU may be lost dpending on timing.	TN-M16C-44-0001	Jan.16.00 Rev.1.00	Technical Notification	18	List	-
M16C/80 Group Cautions for Interrupt Control Register There is the possibility of an interrupt occurring even if the interrupt is disabled and the interrupt request bit is cleared.	TN-M16C-42-0001	Jan.16.00 Rev.1.00	Technical Notification	33	List	-
M16C/80 Group Cautions for Using Decimal Arithmetic Instruction (DSUB, DSBB, DADD or DADC) When DMA transfer occurs when executing decimal operation instruction, the result of the operation will not be correct.	TN-M16C-40-9912	Dec.16.99 Rev.1.00	Technical Notification	26	List	-
M16C Family Cautions for Event counter mode with Timer A In the case of using Event counter mode as Free-Run type for timer A, the timer register contents may be unknown when counting begins.	TN-M16C-39-9911	Nov.01.99 Rev.1.00	Technical Notification	8	List	-
M16C/80 Group Cautions for Use INT Instruction When issue software interrupt by INT instruction, interrupt level (IPL) of register will be unknown value during interrupt routine.	TN-M16C-37-9910	Oct.16.99 Rev.1.00	Technical Notification	14	List	-
M16C/62 Group Flash Memory Versions Precautions for Standard Serial I/O mode Apply a pull up resistor to NMI pin and disable interrupts when writing to M16C/62 Flash Memory Versions with Standard Serial I/O mode.	TN-M16C-21-9904	Apr.01.99 Rev.1.00	Technical Notification	12	List	-
Note on dedicated input pin of the M16C/60 series MCU When two or more different power sources are supplied to the system, if the input voltage of the unused dedicated input pin is higher than a voltage of Vcc pin, do not connect the dedicated input pin directly to the power source. This will cau	TN-M16C-11-9710	Oct.01.97 Rev.1.00	Technical Notification	11	List	-
Note on using the A-D converter of the M16C/60 series MCU When the A-D register is read at the same time the A-D conversion results are being saved, a false value will be saved to the A-D register. This occurs when the divided main clock or sub-clock is used as the CPU internal clock.	TN-M16C-09-9705	May.16.97 Rev.1.00	Technical Notification	14	List	-

Others(8)

Document Title	Doc Number (Previous Number)	Issue Date Revision	Classification of Information	Size(KB)	Product Name	Remarks
Change of inner packing label Change of inner packing label	TN-WRP-A014A/E	Jul.13.11 Rev.1.00	Packing Change	344	List	-
Change of the locking pin position in the magazine (P750PC) used for shipment Change of the locking pin position in the magazine (P750PC) used for shipment	TN-WRP-A013A/E	Nov.12.08 Rev.1.00	Packing Change	710	List	-
Change with the stable supply of trays Change with the stable supply of trays	TN-WRP-A012A/E	Sep.30.08 Rev.1.00	Packing Change	1129	List	-
Change of plastic reel of 330mm in diameter for embossed carrier tape (Standardization of plastic reel) Standardization of plastic reel of 330mm in diameter to that complying with the JEITA standards (so-called EIAJ reel).	TN-WRP-A010A/E	Mar.24.08 Rev.1.00	Packing Change	71	List	-
Change of content printed on the side of inner box We will unify the content printed on the inner box for IC trays for the purpose of standardizing our tray packaging specification.	TN-WRP-A009A/E	Jan.09.08 Rev.1.00	Packing Change	30	List	-
Addition of Shipping Tray Type for LQFP2020 Packages Tray forming die is added in response to the increasing production of LQFP2020 packages, and for through handling in manufacturing factories, new tray type name is adopted.	TN-WRP-A007A/E	Jun.07.07 Rev.1.00	Packing Change	136	List	-
Change of reel diameter of embossed carrier tape (330 mmf reel to 254 mmf reel) Change of reel diameter of embossed carrier tape(330 mmf reel to 254 mmf reel)	TN-WRP-A006A/E	Feb.14.07 Rev.1.00	Packing Change	309	List	-
Change of Carrier Tape Material *Change from polyvinyl chloride (PVC) to polystyrene (PS). The career tape material is changed from PVC to PS.	TN-WRP-A005A/E	Jul.05.06 Rev.1.00	Packing Change	32	List	-

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