Ppg Down Counter Register (Pdcr0 To Pdcr2) - Fujitsu MB90460 Series Hardware Manual

CHAPTER 13 16-BIT PPG TIMER
13.4.1

PPG Down Counter Register (PDCR0 to PDCR2)

PPG down counter registers (PDCR0 to PDCR2) are 16-bit registers, which are used to
read the count value of the 16-bit PPG down counter.
■ PPG Down Counter Register (PDCR0 to PDCR2)
PPG Down Counter Register (Upper)
Address: ch.0 000039
ch.1 000041
ch.3 000049
Read/write
Initial value
PPG Down Counter Register (Lower)
Address: ch.0 000038
ch.1 000040
ch.3 000048
Read/write
Initial value
These are 16-bit registers that are used to store the values of the 16-bit down counter. The initial value of
them are all 1. Word access to these register are recommended. These registers are read-only.
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Figure 13.4-2 PPG Down Counter Register (PDCR0 to PDCR2)
bit 15 14
H
H
DC15 DC14
H
R
R
1 1
bit
7
H
H
DC07 DC06
H
R R
1 1
13 12 11
DC13 DC12 DC11 DC10
R R R
1 1 1
6 5 4
DC05 DC04 DC03
R R R
1 1 1
10 9 8
DC09 DC08
R R R
1 1 1
3 2 1 0
DC02 DC01 DC00
R R R
1 1 1
PDCR0 to
PDCR2
PDCR0 to
PDCR2