ST72324BK2 STMicroelectronics, ST72324BK2 Datasheet - Page 108
ST72324BK2
Manufacturer Part Number
ST72324BK2
Description
5V RANGE 8-BIT MCU WITH 8 TO 32K FLASH/ROM, 10-BIT ADC, 4 TIMERS, SPI, SCI INTERFACE
Manufacturer
STMicroelectronics
Datasheet
1.ST72324BJ6.pdf
(193 pages)
Specifications of ST72324BK2
Hdflash Endurance
1 kcycle at 55 °C, data retention 40 years at 85 °C
Clock Sources
crystal/ceramic resonator oscillators, int. RC osc. and ext. clock input
4 Power Saving Modes
Slow, Wait, Active-halt, and Halt
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On-chip peripherals
10.5
10.5.1
10.5.2
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Table 58.
Serial communications interface (SCI)
Introduction
The serial communications interface (SCI) offers a flexible means of full-duplex data
exchange with external equipment requiring an industry standard NRZ asynchronous serial
data format. The SCI offers a very wide range of baud rates using two baud rate generator
systems.
Main features
●
●
●
●
●
●
●
●
●
●
●
Address (Hex.) Register label
Full duplex, asynchronous communications
NRZ standard format (mark/space)
Dual baud rate generator systems
Independently programmable transmit and receive baud rates up to 500K baud.
Programmable data word length (8 or 9 bits)
Receive buffer full, Transmit buffer empty and End of Transmission flags
2 receiver wakeup modes
–
–
Muting function for multiprocessor configurations
Separate enable bits for Transmitter and Receiver
4 error detection flags
–
–
–
–
5 interrupt sources with flags
–
–
–
–
–
0021h
0022h
0023h
Address bit (MSB)
Idle line
Overrun error
Noise error
Frame error
Parity error
Transmit data register empty
Transmission complete
Receive data register full
Idle line received
Overrun error detected
SPI register map and reset values
SPIDR
Reset value
SPICR
Reset value
SPICSR
Reset value
SPIE
MSB
SPIF
7
x
0
0
WCOL
SPE
6
x
0
0
SPR2
OVR
5
x
0
0
MODF
MSTR
4
0
0
x
CPOL
3
x
x
0
CPHA
SOD
2
0
x
x
SPR1
ST72324Bxx
SSM
1
x
x
0
SPR0
LSB
SSI
0
0
x
x
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