Hitachi HD6473867 Hardware Manual page 212

Figure 9-4 shows an example in which H'AA55 is written to TCF.
Write to upper byte
CPU
(H'AA)
Write to lower byte
CPU
(H'55)
Bus
interface
Bus
interface
Figure 9-4 Write Access to TCR (CPU → TCF)
Module data bus
TEMP
(H'AA)
TCFH
( )
Module data bus
TEMP
(H'AA)
TCFH
(H'AA)
204
TCFL
( )
TCFL
(H'55)