Reload Register (Prll/Prlh ) - Fujitsu F2MC-16LX MB90580 Series Hardware Manual

16-bit microcontrollers
Hide thumbs Also See for F2MC-16LX MB90580 Series:
Table of Contents

Advertisement

14.3 Registers and Register Details

14.3.4 Reload register (PRLL/PRLH )

Reload register H
Address: ch0 000041H
ch1 000043H
Read/write
Initial value
Reload register L
Address: ch0 000040H
ch1 000042H
Read/write
Initial value
These are 8-bit registers that hold the reload values for the PCNT down counter. Their roles are described
below.
Register name
These registers are readable and writable.
Note: In 8-bit prescaler + 8-bit PPG mode, setting different values in PRLL and PRLH of
ch1 may cause the PPG waveform of ch1 to vary in each cycle. Write the same
value to PRLL and PRLH of ch0.
200
Chapter 14: 8/16-Bit PPG
15
(R/W)
(R/W)
(X)
(X)
7
(R/W) (R/W)
(X)
(X)
PRLL
Holds the L side reload value.
PRLH
Holds the H side reload value.
14
13
12
11
(R/W)
(R/W)
(R/W)
(R/W)
(X)
(X)
(X)
(X)
6
5
4
3
(R/W)
(R/W)
(R/W)
(R/W)
(X)
(X)
(X)
(X)
Function
10
9
8
PRLH
(R/W)
(R/W)
(X)
(X)
2
1
0
PRLL
(R/W)
(R/W)
(X)
(X)
MB90580 Series
Bit No.
Bit No.

Advertisement

Table of Contents
loading

This manual is also suitable for:

F2mc-16lx mb90v580F2mc-16lx mb90583F2mc-16lx mb90f583

Table of Contents