Datasheet HT68F2420 (Holtek) - 2
| Hersteller | Holtek |
| Beschreibung | High Precision HIRC Flash MCU |
| Seiten / Seite | 70 / 2 — HT68F2420. High Precision HIRC Flash MCU. Table of Contents. Features … |
| Dateiformat / Größe | PDF / 1.2 Mb |
| Dokumentensprache | Englisch |
HT68F2420. High Precision HIRC Flash MCU. Table of Contents. Features ...5. General Description ..5
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HT68F2420 HT68F2420 High Precision HIRC Flash MCU High Precision HIRC Flash MCU Table of Contents Features ...5
CPU Features ...5 Peripheral Features ...5
General Description ..5 Block Diagram ...6 Pin Assignment ...6 Pin Description ...7 Absolute Maximum Ratings ...7 D.C. Characteristics ..8
Operating Voltage Characteristics ...8 Operating Current Characteristics ...8 Standby Current Characteristics ...8
A.C. Characteristics ..9
Internal Oscillator Characteristics ..9 System Start Up Time Characteristics ..9
Input/Output Characteristics ...10 REM/REMDRV Pin Characteristics ..10 LVR Electrical Characteristics ...10 Power on Reset Characteristics .. 11 System Architecture ... 11
Clocking and Pipelining ... 11 Program Counter ...12 Stack ...13 Arithmetic and Logic Unit – ALU ...13
Flash Program Memory ..14
Structure ..14 Special Vectors ...14 Look-up Table ..14 Table Program Example ..15 In Circuit Programming – ICP ...16 On-Chip Debug Support – OCDS ...16
Data Memory ...17
Structure ..17 General Purpose Data Memory ..18 Special Purpose Data Memory ...18
Special Function Register Description ...19
Indirect Addressing Registers – IAR0 ...19 Memory Pointers – MP0 ..19 Accumulator – ACC ...20 Rev. 1.00 2 October 08, 2020 Rev. 1.00 3 October 08, 2020 Document Outline Features CPU Features Peripheral Features General Description Block Diagram Pin Assignment Pin Description Absolute Maximum Ratings D.C. Characteristics Operating Voltage Characteristics Operating Current Characteristics Standby Current Characteristics A.C. Characteristics Internal Oscillator Characteristics System Start Up Time Characteristics Input/Output Characteristics REM/REMDRV Pin Characteristics LVR Electrical Characteristics Power on Reset Characteristics System Architecture Clocking and Pipelining Program Counter Stack Arithmetic and Logic Unit – ALU Flash Program Memory Structure Special Vectors Look-up Table Table Program Example In Circuit Programming – ICP On-Chip Debug Support – OCDS Data Memory Structure General Purpose Data Memory Special Purpose Data Memory Special Function Register Description Indirect Addressing Registers – IAR0 Memory Pointers – MP0 Accumulator – ACC Program Counter Low Register – PCL Look-up Table Registers – TBLP, TBLH Status Register – STATUS Oscillators Oscillator Overview System Clock Configurations Internal RC Oscillator – HIRC Internal 32kHz Oscillator – LIRC Operating Modes and System Clocks System Clocks System Operation Modes Control Register Operating Mode Switching Standby Current Considerations Wake-up Watchdog Timer Watchdog Timer Clock Source Watchdog Timer Control Register Watchdog Timer Operation Reset and Initialisation Reset Functions Reset Initial Conditions Input/Output Ports Pull-high Resistors I/O Pin Wake-up I/O Port Control Registers I/O Pin Structures Programming Considerations 9-bit Timer with Carrier Output Timer and Carrier Output Conctrol Register Timer Operation Carrier Output Carrier Output Pins Interrupts Interrupt Register Interrupt Operation Time Base Interrupt Interrupt Wake-up Function Programming Considerations Application Circuits Instruction Set Introduction Instruction Timing Moving and Transferring Data Arithmetic Operations Logical and Rotate Operation Branches and Control Transfer Bit Operations Table Read Operations Other Operations Instruction Set Summary Table Conventions Instruction Definition Package Information 8-pin SOP (150mil) Outline Dimensions 16-pin NSOP (150mil) Outline Dimensions 20-pin NSOP (150mil) Outline Dimensions 20-pin SSOP (150mil) Outline Dimensions
HT68F2420 HT68F2420 High Precision HIRC Flash MCU High Precision HIRC Flash MCU Table of Contents Features ...5
CPU Features ...5 Peripheral Features ...5
General Description ..5 Block Diagram ...6 Pin Assignment ...6 Pin Description ...7 Absolute Maximum Ratings ...7 D.C. Characteristics ..8
Operating Voltage Characteristics ...8 Operating Current Characteristics ...8 Standby Current Characteristics ...8
A.C. Characteristics ..9
Internal Oscillator Characteristics ..9 System Start Up Time Characteristics ..9
Input/Output Characteristics ...10 REM/REMDRV Pin Characteristics ..10 LVR Electrical Characteristics ...10 Power on Reset Characteristics .. 11 System Architecture ... 11
Clocking and Pipelining ... 11 Program Counter ...12 Stack ...13 Arithmetic and Logic Unit – ALU ...13
Flash Program Memory ..14
Structure ..14 Special Vectors ...14 Look-up Table ..14 Table Program Example ..15 In Circuit Programming – ICP ...16 On-Chip Debug Support – OCDS ...16
Data Memory ...17
Structure ..17 General Purpose Data Memory ..18 Special Purpose Data Memory ...18
Special Function Register Description ...19
Indirect Addressing Registers – IAR0 ...19 Memory Pointers – MP0 ..19 Accumulator – ACC ...20 Rev. 1.00 2 October 08, 2020 Rev. 1.00 3 October 08, 2020 Document Outline Features CPU Features Peripheral Features General Description Block Diagram Pin Assignment Pin Description Absolute Maximum Ratings D.C. Characteristics Operating Voltage Characteristics Operating Current Characteristics Standby Current Characteristics A.C. Characteristics Internal Oscillator Characteristics System Start Up Time Characteristics Input/Output Characteristics REM/REMDRV Pin Characteristics LVR Electrical Characteristics Power on Reset Characteristics System Architecture Clocking and Pipelining Program Counter Stack Arithmetic and Logic Unit – ALU Flash Program Memory Structure Special Vectors Look-up Table Table Program Example In Circuit Programming – ICP On-Chip Debug Support – OCDS Data Memory Structure General Purpose Data Memory Special Purpose Data Memory Special Function Register Description Indirect Addressing Registers – IAR0 Memory Pointers – MP0 Accumulator – ACC Program Counter Low Register – PCL Look-up Table Registers – TBLP, TBLH Status Register – STATUS Oscillators Oscillator Overview System Clock Configurations Internal RC Oscillator – HIRC Internal 32kHz Oscillator – LIRC Operating Modes and System Clocks System Clocks System Operation Modes Control Register Operating Mode Switching Standby Current Considerations Wake-up Watchdog Timer Watchdog Timer Clock Source Watchdog Timer Control Register Watchdog Timer Operation Reset and Initialisation Reset Functions Reset Initial Conditions Input/Output Ports Pull-high Resistors I/O Pin Wake-up I/O Port Control Registers I/O Pin Structures Programming Considerations 9-bit Timer with Carrier Output Timer and Carrier Output Conctrol Register Timer Operation Carrier Output Carrier Output Pins Interrupts Interrupt Register Interrupt Operation Time Base Interrupt Interrupt Wake-up Function Programming Considerations Application Circuits Instruction Set Introduction Instruction Timing Moving and Transferring Data Arithmetic Operations Logical and Rotate Operation Branches and Control Transfer Bit Operations Table Read Operations Other Operations Instruction Set Summary Table Conventions Instruction Definition Package Information 8-pin SOP (150mil) Outline Dimensions 16-pin NSOP (150mil) Outline Dimensions 20-pin NSOP (150mil) Outline Dimensions 20-pin SSOP (150mil) Outline Dimensions