Renesas H8/3847R Series Hardware Manual page 610

Appendix B Internal I/O Registers
ECH—Event Counter H
Bit 7
ECH7
Initial value 0
Read/Write R
Note: * ECH and ECL can also be used as the upper and lower halves, respectively, of a 16-bit
event counter (EC).
ECL—Event Counter L
Bit 7
ECL7
Initial value 0
Read/Write R
Note: * ECH and ECL can also be used as the upper and lower halves, respectively, of a 16-bit
event counter (EC).
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6 5
ECH6 ECH5 ECH4
0 0
R R
6 5
ECL6 ECL5 ECL4
0 0
R R
H'96
4 3 2
ECH3 ECH2
0 0 0
R R R
Count value
H'97
4 3 2
ECL3 ECL2
0 0 0
R R R
Count value
AEC
1 0
ECH1 ECH0
0 0
R R
AEC
1 0
ECL1 ECL0
0 0
R R