tmp19a44fda TOSHIBA Semiconductor CORPORATION, tmp19a44fda Datasheet - Page 345

• Manufacturer Part Number: tmp19a44fda
• Description: 32bit Tx System Risc
• Manufacturer: TOSHIBA Semiconductor CORPORATION

2) Quadruple mode
Two-phase Pulse Input Counter (PHCNT)
Count up
・
Count down
PHCNTIN0
PHCNTIN1
Count value is incremented by one when:
Count value is decremented by one when:
PHCNTIN0
PHCNTIN1
“3” is input at the previous clock and the current state is “1”.
“1” is input at the previous clock and the current state is “0”.
“0” is input at the previous clock and the current state is “2”.
“2” is input at the previous clock and the current state is “3”.
“3” is input at the previous clock and the current state is “2”.
“2” is input at the previous clock and the current state is “0”.
“0” is input at the previous clock and the current state is “1”.
“1” is input at the previous clock and the current state is “3”.
Count value decremented by one
Count value incremented by
3
one at each edge
3
at each edge
1
2
0
0
2
1
TMP19A44(rev1.3)13-5
3
3
TMP19A44
2010-05-10