M37544 Datasheet, PDF (56/68 Pages) Renesas Technology Corp – SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

7544 Group
CNTR0
CNTR1
INT0, INT1
tWH(CNTR0)
0.8VCC
tC(CNTR0)
tWL(CNTR0)
0.2VCC
tWH(CNTR1)
0.8VCC
tC(CNTR1)
tWL(CNTR1)
0.2VCC
tWH(CNTR0)
0.8VCC
tWL(CNTR0)
0.2VCC
RESET
0.2VCC
tW(RESET)
0.8VCC
tWH(XIN)
tC(XIN)
tWL(XIN)
XIN
0.8VCC
0.2VCC
SCLK
RXD (at receive)
TXD (at transmit)
tf
0.2VCC
tC(SCLK)
tWL(SCLK)
tr
0.8VCC
tWH(SCLK)
tsu(RxD-SCLK)
0.8VCC
0.2VCC
td(SCLK-TxD)
th(SCLK-RxD)
tv(SCLK-TxD)
Fig. 65 Timing chart
Rev.1.04 2004.06.08 page 56 of 66
REJ03B0012-0104Z