ST72324BK6-Auto STMicroelectronics, ST72324BK6-Auto Datasheet - Page 113
ST72324BK6-Auto
Manufacturer Part Number
ST72324BK6-Auto
Description
8-bit MCU for automotive, 3.8 to 5.5V operating range with 32 Kbyte Flash, 10-bit ADC, 4 timers, SPI, SCI
Manufacturer
STMicroelectronics
Datasheet
1.ST72324BJ2-AUTO.pdf
(198 pages)
Specifications of ST72324BK6-Auto
Hdflash Endurance
100 cycles, data retention 20 years
Clock Sources
crystal/ceramic resonator oscillators, internal RC oscillator and external clock input
4 Power Saving Modes
Slow, Wait, Active Halt, and Halt
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ST72324B-Auto
10.5.4
Functional description
The block diagram of the serial control interface is shown in
dedicated registers:
●
●
●
●
●
Refer to the register descriptions in
Serial data format
Word length may be selected as being either 8 or 9 bits by programming the M bit in the
SCICR1 register (see
The TDO pin is in low state during the start bit.
The TDO pin is in high state during the stop bit.
An Idle character is interpreted as an entire frame of ‘1’s followed by the start bit of the next
frame which contains data.
A Break character is interpreted on receiving ‘0’s for some multiple of the frame period. At
the end of the last break frame the transmitter inserts an extra ‘1’ bit to acknowledge the
start bit.
Transmission and reception are driven by their own baud rate generator.
Figure 56. Word length programming
2 control registers (SCICR1 and SCICR2)
a status register (SCISR)
a baud rate register (SCIBRR)
an extended prescaler receiver register (SCIERPR)
an extended prescaler transmitter register (SCIETPR)
Data frame
9-bit word length (M bit is set)
Start
bit
Data frame
8-bit word length (M bit is reset)
Start
bit
bit 0
bit 0
Figure
bit 1
bit 1
55).
bit 2
Doc ID13466 Rev 4
bit 2
bit 3
Section 10.5.7
bit 3
Idle frame
Break frame
Idle frame
Break frame
bit 4
bit 4
bit 5
bit 5
bit 6
for the definitions of each bit.
bit 6
Possible
bit 7 bit 8
Parity
bit 7
bit
Possible
Parity
bit
Figure
Stop
Bit
Stop
bit
Extra
Next data frame
Next
Start
Start
bit
bit
55. It contains six
’1’
Extra
Next data frame
Next
Start
Start
bit
bit
’1’
On-chip peripherals
Start
bit
Start
bit
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