ST92250CV2Q-Auto STMicroelectronics, ST92250CV2Q-Auto Datasheet - Page 292
ST92250CV2Q-Auto
Manufacturer Part Number
ST92250CV2Q-Auto
Description
8-bit MCU for automotive
Manufacturer
STMicroelectronics
Datasheet
1.ST92150JDV1QAUTO.pdf
(430 pages)
Specifications of ST92250CV2Q-Auto
Internal Memory
Single Voltage FLASH up to 256 Kbytes, RAM up to 8Kbytes, 1K byte E3 TM (Emulated EEPROM)
Minimum Instruction Time
83 ns (24 MHz int. clock)
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ST92124xxx-Auto/150xxxxx-Auto/250xxxx-Auto
J1850 BYTE LEVEL PROTOCOL DECODER (Cont’d)
Figure 135. J1850 Arbitration Example
Figure 136. J1850 Received Symbol Timing
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9
Case 1
Case 2
Case 3
Transmitting
Transmitting
Transmitting
Node A
Node B
Node C
Signal
on Bus
VPWO
VPWI
VPW Decoder
VPWO
TX2
VPWI
VPW Decoder
VPWO
TX2
VPWI
VPW Decoder
Active
Passive
Active
Passive
Active
Passive
Active
Passive
-6
0
8
14
SOF
SOF
SOF
SOF
22
0
0
0
0
0
0
0
0
178 µs
178 µs
178 µs
1 1 0
1 1 0
1 1 0 1
1 1 0
0 0 1
0 0
0 0
192
200
0
0
208
214
222
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