p87c591vfb NXP Semiconductors, p87c591vfb Datasheet - Page 96

• Manufacturer Part Number: p87c591vfb
• Description: Single-chip 8-bit Microcontroller With Can Controller
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Table 65 Miscellaneous States
2000 Jul 26
STATUS
(S1STA)
CODE
Single-chip 8-bit microcontroller with CAN controller
F8H
00H
No relevant state
information available; SI
= 0
Bus error during MST or
selected slave modes,
due to an illegal START
or STOP condition.
State 00H can also
occur when interference
causes SIO1 to enter an
undefined state.
SIO1 HARDWARE
STATUS OF THE
I
2
C BUS AND
No S1DAT action
No S1DAT action
TO/FROM S1DAT
APPLICATION SOFTWARE RESPONSE
STA
0
96
No S1CON action
TO S1CON
STO
1
SI
0
AA
X
Wait or proceed current transfer
Only the internal hardware is affected in
the MST or addressed SLV modes. In all
cases, the bus is released and SIO1 is
switched to the not addressed SLV mode.
STO is reset.
NEXT ACTION TAKEN BY SIO1
Preliminary Specification
HARDWARE
P8xC591