HD6473837H Datasheet, PDF (222/562 Pages) Renesas Technology Corp – Hardware Manual

Figure 9.6 shows a TCF read operation when H'AAFF is read from TCF.
Upper byte read
CPU
(H'AA)
Internal data bus
TEMP
(H'FF)
Lower byte read
CPU
(H'FF)
TCFH
(H'AA)
TCFL
(H'FF)
Internal data bus
TEMP
(H'FF)
TCFH
(AB)*
TCFL
(00)*
Note: * Becomes H'AB00 if counter is incremented once.
Figure 9.6 TCF Read Operation (TCF → CPU)
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