p89c668hbbd NXP Semiconductors, p89c668hbbd Datasheet - Page 31

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p89c668hbbd

Manufacturer Part Number
p89c668hbbd
Description
80c51 8-bit Flash Microcontroller Family
Manufacturer
NXP Semiconductors
Datasheet

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Philips Semiconductors
An I
http://www.semiconductors.philips.com/products/all_appnotes.html
2002 Oct 28
80C51 8-bit Flash microcontroller family
16KB/32KB/64KB ISP/IAP Flash with 512B/1KB/2KB/8KB RAM
2
C byte-oriented system driver is described in application note AN435. Please visit
(1) Unsuccessful attempt to send a Start condition
(2) SDA line released
(3) Successful attempt to send a Start condition; state 08H is entered
STA FLAG
SDA LINE
SCL LINE
Figure 14. Recovering from a Bus Obstruction Caused by a Low Level on SDA
(1)
(1)
31
(2)
P89C660/P89C662/P89C664/
START CONDITION
(3)
SU00977
P89C668
Product data

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