M200/M500

Document Number: 001-29139 Rev. *C

Page 8 of 17

Serial Programming Interface Timing

Figure 6. Start and Stop Frame

Figure 7. Frame Format (Device Address, R/W, Register Address, Register Data)

Parameter

Description

Min

Max

Unit

Frequency of SCL

–

400

kHz

Start Mode Time from SDA LOW to SCL LOW

0.6

–

s

SCL LOW Period

1.3

–

s

SCL HIGH Period

0.6

–

s

Data Transition to SCL HIGH

250

–

ns

Data Hold (SCL LOW to data transition)

0

–

ns

Rise Time of SCL and SDA

–

300

ns

Fall Time of SCL and SDA

–

300

ns

Stop Mode Time from SCL HIGH to SDA HIGH

0.6

–

s

Stop Mode to Start Mode

1.3

–

s

SDA

SCL

START

Transition

to next Bit

STOP

SDA

SCL

DA6

DA5 DA0

R/W

ACK

RA7

RA6 RA1

RA0

ACK

STOP

START

ACK

D7

D6

D1

D0

++

+

+

+

+

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