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Toshiba H1 Series User Manual

Page 367

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TMP92CZ26A

92CZ26A-364

(4) Stop condition generation

When SBISR = “1”, the sequence for generating a stop condition start by

writing “1” to SBICR2 and “0” to SBICR2. Do not modify the
contents of SBICR2 until a stop condition has been generated
on the bus. When the bus’s SCL line has been pulled Low by another device, the
TMP92CZ26A generates a stop condition when the other device has released the SCL
line and SDA pin rising.

7 6 5 4 3 2 1 0

SBICR2

← 1 1 0 1 1 0 0 0

Generate stop condition.

Figure 3.15.18 Stop condition generation (Single master)

Figure 3.15.19 Stop condition generation (Multi master)

SCL pin

SDA Pin

(Read)

Stop condition

“1”

“1”

“0”

“1”

Internal SCL

Internal SCL

SDA Pin

(Read)

Stop condition

“1”

“1”

“0”

“1”

SCL Pin

The case of pulled low

by another device

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