ST72340 반도체 회로 부품 판매점
(ST72340 - ST72345) 8-BIT MCU
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 ST Microelectronics |
www.DataSheet4U.com
ST72340, ST72344, ST72345
8-BIT MCU WITH UP TO 16K FLASH MEMORY,
10-BIT ADC, TWO 16-BIT TIMERS, TWO I2C, SPI, SCI
■ Memories
– up to 16 Kbytes Program memory: Single volt-
age extended Flash (XFlash) with read-out
and write protection, In-Circuit and In-Applica-
tion Programming (ICP and IAP). 10K write/
erase cycles guaranteed, data retention: 20
years at 55°C.
– up to 1 Kbyte RAM
– 256 bytes data EEPROM with read-out pro-
tection. 300K write/erase cycles guaranteed,
data retention: 20 years at 55°C.
LQFP48
7x7
LQFP44
10 x 10
■ Clock, Reset and Supply Management
– Power On / Power Off safe reset with 3 pro-
grammable threshold levels (LVD)
– Auxiliary Voltage Detector (AVD)
– Clock sources: crystal/ceramic resonator os-
cillators, high-accuracy internal RC oscillator
or external clock
– PLL for 4x or 8x frequency multiplication
– 5 Power Saving Modes: Slow, Wait, Halt,
Auto-Wakeup from Halt and Active Halt
– Clock output capability (fCPU)
■ Interrupt Management
– Nested interrupt controller
– 10 interrupt vectors plus TRAP and RESET
– 9 external interrupt lines on 4 vectors
■ Up to 34 I/O Ports
– up to 34 multifunctional bidirectional I/O lines
– up to 12 high sink outputs (10 on 32-pin devic-
es)
■ 4 Timers
– Configurable window watchdog timer
– Realtime base
– 16-bit timer A with: 1 input capture, 1 output
compares, external clock input, PWM and
Pulse generator modes
LQFP32
7x7
– 16-bit timer B with: 2 input captures, 2 output
compares, PWM and Pulse generator modes
■ 3 Communication Interfaces
– I2C Multi Master / Slave
– I2C Slave 3 Addresses No Stretch with DMA
access and Byte Pair Coherency on I²C Read
– SCI asynchronous serial interface (LIN com-
patible)
– SPI synchronous serial interface
■ 1 Analog peripheral
– 10-bit ADC with 12 input channels (8 on 32-
pin devices)
■ Instruction Set
– 8-bit data manipulation
– 63 basic instructions with illegal opcode de-
tection
– 17 main addressing modes
– 8 x 8 unsigned multiply instruction
■ Development tools
– Full hardware/software development package
– On-Chip Debug Module
Device Summary
Features
Program memory - bytes
RAM (stack) - bytes
EEPROM data - bytes
Common peripherals
Other peripherals
Int high-accuracy 1MHz RC
CPU Frequency
Temperature Range
Package
ST72F340
ST72F344
ST72F345
8K 16K 8K 16K
16K
512 (256)
1K (256)
512 (256)
1K (256)
1K (256)
256 256 256 256
256
Window Watchdog, 2 16-bit Timers, SCI, SPI, I2CMMS
-
10-bit ADC
I2C3SNS, 10-bit ADC
Not present
Present
Present
8MHz @ 3.3V to 5.5V, 4MHz @ 2.7V to 5.5V
-40°C to +85 °C
LQFP32 7x7, LQFP44 10x10
LQFP48 7x7
Rev. 2
October 2006
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1
Table of Contents
1 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2 PIN DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
3 REGISTER & MEMORY MAP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
4 FLASH PROGRAM MEMORY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
4.1 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
4.2 MAIN FEATURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
4.3 PROGRAMMING MODES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
4.4 ICC INTERFACE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
4.5 MEMORY PROTECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
4.6 REGISTER DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
5 DATA EEPROM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
5.1 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
5.2 MAIN FEATURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
5.3 MEMORY ACCESS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
5.4 POWER SAVING MODES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
5.5 ACCESS ERROR HANDLING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
5.6 DATA EEPROM READ-OUT PROTECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
5.7 REGISTER DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
6 CENTRAL PROCESSING UNIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
6.1 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
6.2 MAIN FEATURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
6.3 CPU REGISTERS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
7 SUPPLY, RESET AND CLOCK MANAGEMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
7.1 PHASE LOCKED LOOP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
7.2 MULTI-OSCILLATOR (MO) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
7.3 REGISTER DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
7.4 RESET SEQUENCE MANAGER (RSM) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
7.5 SYSTEM INTEGRITY MANAGEMENT (SI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
8 INTERRUPTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
8.1 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
8.2 MASKING AND PROCESSING FLOW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
8.3 INTERRUPTS AND LOW POWER MODES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
8.4 CONCURRENT & NESTED MANAGEMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
8.5 INTERRUPT REGISTER DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
8.6 EXTERNAL INTERRUPTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
8.7 EXTERNAL INTERRUPT CONTROL REGISTER (EICR) . . . . . . . . . . . . . . . . . . . . . . . 42
9 POWER SAVING MODES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
9.1 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
9.2 SLOW MODE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
9.3 WAIT MODE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1. 9. 1. . 45
9.4 HALT MODE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
9.5 ACTIVE-HALT MODE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
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PDF 파일 내의 페이지 : 총 30 페이지
제조업체: ST Microelectronics
( stm )
ST72340 data
데이터시트 다운로드 :
[ ST72340.PDF ]
[ ST72340 다른 제조사 검색 ]
국내 전력반도체 판매점
상호 : 아이지 인터내셔날
전화번호 : 051-319-2877
[ 홈페이지 ]
IGBT, TR 모듈, SCR, 다이오드모듈, 각종 전력 휴즈
( IYXS, Powerex, Toshiba, Fuji, Bussmann, Eaton )
전력반도체 문의 : 010-3582-2743
관련 데이터시트
ST72340
(ST72340 - ST72345) 8-BIT MCU - ST Microelectronics
ST72344
(ST72340 - ST72345) 8-BIT MCU - ST Microelectronics
ST72345
(ST72340 - ST72345) 8-BIT MCU - ST Microelectronics