Renesas Hitachi H8S/2194 Series Hardware Manual page 672

Field signal
VD (except in PB)
Selected VD
(OD/EV=0)
REC/PB
Value set in reference
period register 1 (RFD)
Counter
Value set in REF30
counter register (RFC)
Toggle mask
Counter mask
(Clear signal mask)
REF30
REF30P
Figure 28.17 Generation of the Reference Signal when PB is Switched to REC (2)
PB
Masking
period
Masking
period
REC(ASM)
Cleared
Cleared
About
50%
Cleared
Rev. 2.0, 11/00, page 645 of 1037
Cleared