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PIC12F629
Introduction
PIC12F629PIC12F629
IntroductionIntroduction
VojtVojtěěchch KrmKrmííččekek
vojtec@vojtec@icsics..munimuni..czcz
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Basic DataBasic Data
High Performance RISC CPU:
­ Only 35 instructions to learn
­ All single cycle instructions except branches
Operating speed:
­ 20 MHz oscillator/clock input
­ 200 ns instruction cycle
Interrupt capability
­ 8-level deep hardware stack
Direct, Indirect, and Relative Addressing
modes
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Basic DataBasic Data
Special Microcontroller Features:
­ Internal and external oscillator options
­ Precision Internal 4 MHz oscillator factory
calibrated to 1%
­ External Oscillator support for crystals and
resonators
­ Power saving SLEEP mode
­ 5s wake-up from SLEEP, 3.0V, typical
­ Wide operating voltage range - 2.0V to 5.5V
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Basic dataBasic data
Low Power Features:
­ Standby Current:
­ 1nA @ 2.0V, typical
Operating Current:
­ 8.5A @ 32 kHz, 2.0V, typical
­ 100A @ 1 MHz, 2.0V, typical
Watchdog Timer Current
­ 300 nA @ 2.0V, typical
Timer1 oscillator current:
­ 4A @ 32 kHz, 2.0V, typical
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Basic DataBasic Data
Peripheral Features:
­ 6 I/O pins with individual direction control
­ High current sink/source for direct LED drive
­ Analog comparator module with:
One analog comparator
Programmable on-chip comparator voltage
reference (CVREF) module
Programmable input multiplexing from device inputs
Comparator output is externally accessible
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Basic DataBasic Data
Peripheral Features:
­ Analog-to-Digital Converter module
(PIC12F675):
10-bit resolution
Programmable 4-channel input
Voltage reference input
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Basic DataBasic Data
Peripheral Features:
­ Timer0: 8-bit timer/counter with 8-bit
programmable prescaler
­ Enhanced Timer1:
16-bit timer/counter with prescaler
External Gate Input mode
Option to use OSC1 and OSC2 in LP mode as
Timer1 oscillator, if INTOSC mode selected
­ In-Circuit Serial ProgrammingTM (ICSPTM) via
two pins
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Basic dataBasic data
PackagePackage
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BlockBlock diagramdiagram
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MemoryMemory Map &Map & StackStack
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RegistersRegisters
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StatusStatus
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InstructionInstruction setset