M30280F6HP RENESAS [Renesas Technology Corp], M30280F6HP Datasheet - Page 293

• Manufacturer Part Number: M30280F6HP
• Description: 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/Tiny SERIES
• Manufacturer: RENESAS [Renesas Technology Corp]

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16.9 START Condition Generation Method
e
E
1
. v
J
6
Figure 16.14 Start condition generation flow chart
0
Set the MST bit, TRX bit and BB flags in the S10 register to "1" and set the PIN bit and 4 low-order bits in the
S10 register to "0" simultaneously, to enter START condition standby mode, when the ES0 bit in the S1D0
register is set to “1” (I
address is written to the S00 register next, START condition is generated and the bit counter is reset to
"000
clock mode and high-speed clock mode. See Figure 16.16 and Table 16.8.
C
2
9
0 .
2 /
B
0
0
8
0
2
4
G
" and 1-byte SCL signal is output. The START condition generation timing varies between standard
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7
a
o r
0 -
. n
u
2
3
p
0
, 1
0
(
M
2
0
1
0
6
7
C
Interrupt disable
Interrupt enable
2 /
page 273
S00=Data
S10=E0
, 8
2
BB=0?
C bus interface enabled) and the BB flag is set to “0” (bus free). When the slave
M
Yes
1
6
16
C
f o
2 /
8
3
) B
8
5
No
Start condition standby status setting
Start condition trigger generation
*Data=Slave address data
16. MULTI-MASTER I
2
C bus INTERFACE