ST7FLITE05Y0B6 FARNELL, ST7FLITE05Y0B6 Datasheet - Page 48

• Manufacturer Part Number: ST7FLITE05Y0B6
• Description: IC, 8BIT MCU, ST7, 16MHZ, DIP-16
• Manufacturer: FARNELL

Specifications of ST7FLITE05Y0B6

• Controller Family/series: ST7
• No. Of I/o's: 13
• Ram Memory Size: 128Byte
• Cpu Speed: 16MHz
• No. Of Timers: 2
• Interface: SPI
• Core Size: 8 Bit
• Program Memory Size: 1.5 Kb
• Peripherals: ADC, PWM, Timer
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ST7LITE0xY0, ST7LITESxY0
11 ON-CHIP PERIPHERALS
11.1 LITE TIMER (LT)
11.1.1 Introduction
The Lite Timer can be used for general-purpose
timing functions. It is based on a free-running 8-bit
upcounter with two software-selectable timebase
periods, an 8-bit input capture register and watch-
dog function.
11.1.2 Main Features
■
■
Figure 31. Lite Timer Block Diagram
48/124
1
LTIC
Realtime Clock
– 8-bit upcounter
– 1 ms or 2 ms timebase period (@ 8 MHz f
– Maskable timebase interrupt
Input Capture
– 8-bit input capture register (LTICR)
– Maskable interrupt with wakeup from Halt
Mode capability
f
OSC
/32
LTICR
8-bit UPCOUNTER
INPUT CAPTURE
REGISTER
8-bit
8
7
LTCSR
ICIE
f
f
LTIMER
LTIMER
/2
ICF
OSC
TB
)
1
0
f
To 12-bit AT TImer
WDG
Timebase
1 or 2 ms
(@ 8 MHz
f
OSC
TBIE
■
)
– Enabled by hardware or software (configura-
– Optional reset on HALT instruction (configura-
– Automatically resets the device unless disable
– Software reset (Forced Watchdog reset)
– Watchdog reset status flag
Watchdog
ble by option byte)
ble by option byte)
bit is refreshed
TBF
WDG
RF
WATCHDOG
LTIC INTERRUPT REQUEST
LTTB INTERRUPT REQUEST
WDGE
WDGD
0
WATCHDOG RESET