ST7LITE49M STMicroelectronics, ST7LITE49M Datasheet - Page 5
ST7LITE49M
Manufacturer Part Number
ST7LITE49M
Description
8-bit MCU
Manufacturer
STMicroelectronics
Datasheet
1.ST7LITE49M.pdf
(187 pages)
Specifications of ST7LITE49M
4 Kbytes Single Voltage Extended Flash (xflash) Program Memory With Read-out Protection In-circuit Programming And In-application Programming (icp And Iap) Endurance
10k write/erase cycles guaranteed Data retention
128 Bytes Data Eeprom With Read-out Protection. 300k Write/erase Cycles Guaranteed, Data Retention
20 years at 55 °C.
Clock Sources
Internal trimmable 8 MHz RC oscillator, auto-wakeup internal low power - low frequency oscillator, crystal/ceramic resonator or external clock
Five Power Saving Modes
Halt, Active-halt, Auto-wakeup from Halt, Wait and Slow
A/d Converter
10 input channels
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ST7LITE49M
11
On-chip peripherals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
11.1
11.2
11.3
11.4
11.5
10.7.1
10.7.2
Watchdog timer (WDG) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
11.1.1
11.1.2
11.1.3
11.1.4
11.1.5
11.1.6
Dual 12-bit autoreload timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
11.2.1
11.2.2
11.2.3
11.2.4
11.2.5
11.2.6
Lite timer 2 (LT2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
11.3.1
11.3.2
11.3.3
11.3.4
11.3.5
11.3.6
I
11.4.1
11.4.2
11.4.3
11.4.4
Slave mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
Master mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
11.4.5
11.4.6
11.4.7
10-bit A/D converter (ADC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
11.5.1
2
C bus interface (I
Standard ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
Other ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Main features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Functional description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Hardware watchdog option . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Register description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
Main features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
Functional description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
Low power modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
Register description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
Main features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
Functional description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
Low power modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104
Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104
Register description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Main features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
General description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Functional description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
Low power modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
Register description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
2
C) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Doc ID 13562 Rev 3
Contents
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