ST7FLI49MK1T6 STMicroelectronics, ST7FLI49MK1T6 Datasheet - Page 3

MCU 8BIT SGL VOLT FLASH 32-LQFP

ST7FLI49MK1T6

Manufacturer Part Number
ST7FLI49MK1T6
Description
MCU 8BIT SGL VOLT FLASH 32-LQFP
Manufacturer
STMicroelectronics
Series
ST7r
Datasheet

Specifications of ST7FLI49MK1T6

Core Processor
ST7
Core Size
8-Bit
Speed
8MHz
Connectivity
I²C
Peripherals
LVD, POR, PWM, WDT
Number Of I /o
24
Program Memory Size
4KB (4K x 8)
Program Memory Type
FLASH
Eeprom Size
128 x 8
Ram Size
384 x 8
Voltage - Supply (vcc/vdd)
2.4 V ~ 5.5 V
Data Converters
A/D 10x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
32-LQFP
Processor Series
ST7FLI4x
Core
ST7
Data Bus Width
8 bit
Data Ram Size
384 B
Interface Type
I2C
Maximum Clock Frequency
8 MHz
Number Of Programmable I/os
24
Number Of Timers
5
Maximum Operating Temperature
+ 125 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
On-chip Adc
10 bit, 10 Channel
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

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ST7LITE49M
6
7
8
Central processing unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
6.1
6.2
6.3
Supply, reset and clock management . . . . . . . . . . . . . . . . . . . . . . . . . . 33
7.1
7.2
7.3
7.4
7.5
Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Main features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
CPU registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
6.3.1
6.3.2
6.3.3
6.3.4
6.3.5
RC oscillator adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
7.1.1
7.1.2
Multi-oscillator (MO) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
7.2.1
7.2.2
7.2.3
Reset sequence manager (RSM) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
7.3.1
7.3.2
7.3.3
7.3.4
7.3.5
System integrity management (SI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
7.4.1
7.4.2
7.4.3
Register description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
7.5.1
7.5.2
7.5.3
7.5.4
7.5.5
Accumulator (A) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Index registers (X and Y) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Program counter (PC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Condition code register (CC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Stack pointer (SP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Internal RC oscillator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Auto-wakeup RC oscillator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
External clock source . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Crystal/ceramic oscillators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Internal RC oscillator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Asynchronous external RESET pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
External power-on reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Internal low voltage detector (LVD) reset . . . . . . . . . . . . . . . . . . . . . . . . 39
Internal watchdog reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Low voltage detector (LVD) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Auxiliary voltage detector (AVD) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Low power modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Main clock control/status register (MCCSR) . . . . . . . . . . . . . . . . . . . . . 44
RC control register (RCCR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
System integrity (SI) control/status register (SICSR) . . . . . . . . . . . . . . . 45
AVD threshold selection register (AVDTHCR) . . . . . . . . . . . . . . . . . . . . 46
Clock controller control/status register (CKCNTCSR) . . . . . . . . . . . . . . 47
Doc ID 13562 Rev 3
Contents
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