m38039mf-xxxsp Mitsumi Electronics, Corp., m38039mf-xxxsp Datasheet - Page 128

• Manufacturer Part Number: m38039mf-xxxsp
• Description: Single-chip 8-bit Cmos Microcomputer
• Manufacturer: Mitsumi Electronics, Corp.

Table 39 Multi-master I
Note: C
Fig. 108 Timing diagram of multi-master I
128
t
t
t
t
t
t
t
t
t
t
BUF
HD;STA
LOW
R
HD;DAT
HIGH
F
SU;DAT
SU;STA
SU;STO
Symbol
S
S
b
D A
= total capacitance of 1 bus line
C L
P
Bus free time
Hold time for START condition
Hold time for S
Rising time of both S
Data hold time
Hold time for S
Falling time of both S
Data setup time
Setup time for repeated START condition
Setup time for STOP condition
t
B U F
t
H D : S T A
S
2
C-BUS bus line characteristics
t
LOW
CL
CL
clock = “0”
clock = “1”
t
t
R
HD:DAT
CL
CL
and S
and S
Parameter
2
C-BUS
DA
DA
t
H I G H
signals
signals
t
F
t
s u : D A T
t
su:STA
Sr
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
Standard clock mode High-speed clock mode
Min.
250
4.7
4.0
4.7
4.0
4.7
4.0
t
HD:STA
0
MITSUBISHI MICROCOMPUTERS
1000
Max.
300
3803/3804 Group
t
su:STO
20+0.1C
20+0.1C
S : S T A R T c o n d i t i o n
S r: R E S T A R T c o n d i t i o n
P : S T O P c o n d i t i o n
Min.
100
1.3
0.6
1.3
0.6
0.6
0.6
0
b
b
P
Max.
300
300
0.9
Unit
ns
ns
ns
s
s
s
s
s
s
s