38K0 Datasheet, PDF (126/133 Pages) Mitsubishi Electric Semiconductor – SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

38K0 Group
q Timing chart
[ EXB <Memory channel mode, DMA interface pin function,
Read and write signals not required mode> ]
< Read >
twL(ACK)
ExDACK
0.8VCC
0.2VCC
DQ0 to DQ7
ExDREQ(Mch_req)
0.8VCC
0.2VCC
ta(ACK-D)
td(ACK-Mdis)
0.2VCC
0.8VCC
0.2VCC
tv(ACK-D)
td(ACK-Men)
0.2VCC
< Write >
ExDACK
DQ0 to DQ7
ExDREQ(Mch_req)
twL(ACK)
0.8VCC
0.2VCC
0.8VCC
0.2VCC
tsu(D-ACK)
th(ACK-D)
0.8VCC
0.2VCC
td(ACK-Mdis)
0.2VCC
td(ACK-Men)
0.2VCC
Fig. 145 Timing chart (5)
Rev.3.00 Oct 05, 2006 page 126 of 129
REJ03B0192-0300