Fujitsu F2MC-16LX Hardware Manual page 379

[bit 2 to bit 0] MOD2, MOD1, MOD0 (operation mode/measurement edge selection)
Operation mode and width measurement edge are selected.
Table 15.2-6 Selection of Operating Mode/measurement Edge of 16-bit Up-count Timer
MOD2
0
0
0
0
1
1
1
1
• Initialized to "00
• Reading and writing are allowed.
Note:
Rewriting after the startup is an interdiction. Always perform the write operation before start or after
stop.
MOD1 MOD0
0 0 Timer mode [Initial value]
0 1 Timer mode (only Reload mode)
Pulse width measurement mode between all edges
1 0
(↑ or ↓ - ↓ or ↑)
1 1 Divided cycle measurement mode (input divisor enabled)
Cycle between rising edges measurement mode (↑ - ↑)
0 0
"H" pulse width measurement mode (↑ - ↓)
0 1
"L" pulse width measurement mode (↓ - ↑)
1 0
Cycle between falling edges measurement mode (↓ - ↓)
1 1
" at reset.
B
Operation mode/measurement edge selection
CHAPTER 15 PWC TIMER
363