Fujitsu mb91192 用户手册
212
CHAPTER 12 8-bit Pulse Width Counter
12.1
Overview of 8-bit Pulse Width Counter
The 8-bit pulse width counter measures the pulse width by 400 ns accuracy.
■
Feature of 8-bit Pulse Width Counter
•
Pulse width measurement accuracy 400 ns (in fch = @20 MHz)
•
Mask input function
■
Block Diagram of 8-bit Pulse Width Counter
Figure 12.1-1 Block Diagram of 8-bit pulse width counter
■
Register List of 8-bit Pulse Width Counter
Figure 12.1-2 Register list of 8-bit pulse width counter
ST
MSKE CAPF CAPE
Captuer Register
PWCD
PWCC
Q S1
S2
R
R
FF
H
8bit Counter
PMSK
PMI
2
3
/fch
Internal Bus
7
0
bit
PWCC
PWCD
PWC Control Register
PWC Data Register
Address: 000094
H
000095
H