M80C186EB
Serial Port Mode 0 Timings (M80C186EB-16 -13 -8)
Symbol
Parameter
Min
Max
Unit Notes
TXLXL TXD Clock Period
T (n a 1)
ns 1 2
TXLXH TXD Clock Low to Clock High (n l 1)
2T b 35
2T a 35 ns 1
TXLXH TXD Clock Low to Clock High (n e 1)
T b 35
T a 35
ns 1
TXHXL TXD Clock High to Clock Low (n l 1)
(n b 1) T b 35 (n b 1) T a 35 ns 1 2
TXHXL TXD Clock High to Clock Low (n e 1)
T b 35
T a 35
ns 1
TQVXH RXD Output Data Setup to TXD Clock High (n l 1) (n b 1) T b 35
ns 1 2
TQVXH RXD Output Data Setup to TXD Clock High (n e 1)
T b 35
ns 1
TXHQX RXD Output Data Hold after TXD Clock High (n l 1) 2T b 35
ns 1
TXHQX RXD Output Data Hold after TXD Clock High (n e 1) T b 35
ns 1
TXHQZ RXD Output Data Float after Last TXD Clock High
T a 20
ns 1 3
TDVXH RXD Input Data Setup to TXD Clock High
T a 20
ns 1
TXHDX RXD Input Data Hold after TXD Clock High
0
ns 1 3
NOTES
1 See Figure 14 for waveforms
2 n is the value of the BxCMP register ignoring the ICLK Bit (i e ICLK e 0)
3 Guaranteed not tested
28