ST72324BK4-Auto STMicroelectronics, ST72324BK4-Auto Datasheet - Page 26
ST72324BK4-Auto
Manufacturer Part Number
ST72324BK4-Auto
Description
8-bit MCU for automotive, 3.8 to 5.5V operating range with 16 Kbyte Flash, 10-bit ADC, 4 timers, SPI, SCI
Manufacturer
STMicroelectronics
Datasheet
1.ST72324BJ2-AUTO.pdf
(198 pages)
Specifications of ST72324BK4-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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Central processing unit (CPU)
5
5.1
5.2
5.3
26/198
Central processing unit (CPU)
Introduction
This CPU has a full 8-bit architecture and contains six internal registers allowing efficient 8-
bit data manipulation.
Main features
●
●
●
●
●
●
●
●
CPU registers
The six CPU registers shown in
accessed by specific instructions.
Figure 7.
Reset value = stack higher address
Reset value = reset vector @ FFFEh-FFFFh
15
15
Enable executing 63 basic instructions
Fast 8-bit by 8-bit multiply
17 main addressing modes (with indirect addressing mode)
Two 8-bit index registers
16-bit stack pointer
Low power Halt and Wait modes
Priority maskable hardware interrupts
Non-maskable software/hardware interrupts
PCH
Reset value = 1
CPU registers
8
8 7
Reset value = XXh
Reset value = XXh
Reset value = XXh
7
7
7
7
1
7
1 1 X 1 X X
1 I1 H I0 N Z
Doc ID13466 Rev 4
Figure 7
PCL
are not present in the memory mapping and are
0
0
0
0
0
C
X
0
Accumulator
X index register
Y index register
Program counter
Condition code register
Stack pointer
X = undefined value
ST72324B-Auto
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