Renesas Single-Chip Microcomputer M37531T-ADS Informacje Techniczne Pobierz pdf (Strona 54)

MAEC TECHNICAL NEWS

No.M16C-75-0110

(1/ 2)

GRADE

Corrections and Supplementary Explanation for M16C/20 Series, M16C/60

Series, M16C/80 Series Data Sheet and User's Manual

This is to inform you of the errors that have been found in the data sheets and user's manuals of the

M16C/20, M16C/60 and M16C/80 Series. The error statements found in each data sheet and user's

manual of the said series may not be exactly the same as the ones shown below. So please rectify

the equivalent errors as shown below.

Data Sheet

Location: Timer B, pulse period/pulse width measurement mode

Error: The timer Bi overflow flag changes to "0" when the count start flag is "1" and a value is

written to the timer Bi mode register.

Correction: Assume that the count start flag condition is "1" and then the Timer Bi overflow flag

becomes "1". If the Timer Bi mode register has a write-access after next count cycle

of the timer from the above condition, the Timer Bi overflow flag becomes "0".

Location: Timer X (exist in M30201 Group), pulse period/pulse width measurement mode

Error: The timer Xi overflow flag changes to "0" when the count start flag is "1" and a value is

written to the timer Xi mode register.

Correction: Assume that the count start flag condition is "1" and then the Timer Xi overflow flag

becomes "1". If the Timer Xi mode register has a write-access after next count cycle

of the timer from the above condition, the Timer Xi overflow flag becomes "0".

User's Manual

Location: Hardware, timer B, pulse period/pulse width measurement mode

Error: The timer Bi overflow flag changes to "0" when the count start flag is "1" and a value is

written to the timer Bi mode register.

Correction: Assume that the count start flag condition is "1" and then the Timer Bi overflow flag

becomes "1". If the Timer Bi mode register has a write-access after next count cycle

of the timer from the above condition, the Timer Bi overflow flag becomes "0".

Classification

✔Corrections and supplementary

explanation of document

Notes

Knowhow

Others

Products Effected

M16C/20 Series (Except for M16C/24 Group)

M16C/60 Series

M16C/80 Series

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