Philips Semiconductors
Product specification
I
2
C-bus controller
PCF8584
I
2
C-bus
SCL
handbook, full pagewidth
(1.5 MHz)
EN
D
FILTER
t = 16CLK
MBE706
RESET
STROBE
CS
A0
WR/
RD/
R/W DTACK
D
ENRD
EN
SIO DIVIDER
(S21 and S20)
DIVIDER
(S24, S23, S22)
/2, 3, 4, 5, 8
INT
IACK
CLK
(50 : 50)
handbook, full pagewidth
mode locked
mode select
R/W
(1)
CS
DTACK
mode select
WR
(2)
CS
MBE707
(1) Bus timing; 68000 mode write cycle.
(2) Bus timing; 80XX mode.
Fig.3 68000/80XX timing sequence utilized by the Interface Mode Control (IMC).
1997 Oct 21
7