(C8051F340 - C8051F347) Full Speed USB Flash MCU Family

www.DataSheet4U.com C8051F340/1/2/3/4/5/6/7 Full Speed USB Flash MCU Family Analog Peripherals - 10-Bit ADC • • • • • HIgh Speed 8051 µC Core - Pipelined instruction architecture; executes 70% of Instructions in 1 or 2 system clocks Up to 200 ksps Built-in analog multiplexer with single-ended and differential mode VREF from external pin, internal reference, or VDD Built-in temperature sensor External conversion start input option - Two comparators - Internal voltage reference - Brown-out detector and POR Circuitry USB Function Controller - USB specification 2.0 compliant - Full speed (12 Mbps) or low speed (1.5 Mbps) operation - Integrated clock recovery; no external crystal required for On-Chip Debug - On-chip debug circuitry facilitates full speed, non-intrusive in-system debug (No emulator required) Provides breakpoints, single stepping, inspect/modify memory and registers Superior performance to emulation systems using ICE-chips, target pods, and sockets full speed or low speed Supports eight flexible endpoints 1 kB USB buffer memory Integrated transceiver; no external resistors required - 48 MIPS and 25 MIPS versions available. - Expanded interrupt handler Memory - 4352 or 2304 Bytes RAM - 64 or 32 kB Flash; In-system programmable in 512-byte sectors Digital Peripherals - 40/25 Port I/O; All 5 V tolerant with high sink current - Hardware enhanced SPI™, SMBus™, and one or two enhanced UART serial ports Four general purpose 16-bit counter/timers 16-bit programmable counter array (PCA) with five capture/compare modules External Memory Interface (EMIF) Clock Sources - Internal Oscillator: 0.25% accuracy with clock recovery enabled. Supports all USB and UART modes External Oscillator: Crystal, RC, C, or clock (1 or 2 Pin modes) Low Frequency (80 kHz) Internal Oscillator Can switch between clock sources on-the-fly Voltage Supply Input: 2.7 to 5.25 V - Voltages from 3.6 to 5.25 V supported using On-Chip Voltage Regulator Packages - 48-pin TQFP (C8051F340/1/4/5) - 32-pin LQFP (C8051F342/3/6/7) Temperature Range: –40 to +85 °C ANALOG PERIPHERALS A M U X DIGITAL I/O CROSSBAR UART0 UART1 SPI SMBus PCA 4 Timers Port 0 Ext. Memory I/F Port 1 Port 2 Port 3 Port 4 10-bit 200 ksps ADC + + - TEMP SENSOR VREF VREG 48 Pin Only PRECISION INTERNAL OSCILLATORS USB Controller / Transceiver HIGH-SPEED CONTROLLER CORE 64/32 kB ISP FLASH FLEXIBLE INTERRUPTS 8051 CPU (48/25 MIPS) DEBUG CIRCUITRY 4/2 kB RAM POR WDT Rev. 0.5 1/06 Copyright © 2006 by Silicon Laboratories C8051F34x This information applies to a product under development. Its characteristics and specifications are subject to change without notice. www.DataSheet4U.com C8051F340/1/2/3/4/5/6/7 NOTES: 2 Rev. 0.5 www.DataSheet4U.com C8051F340/1/2/3/4/5/6/7 Table Of Contents 1. System Overview.................................................................................................... 17 1.1. CIP-51™ Microcontroller Core.......................................................................... 21 1.1.1. Fully 8051 Compatible.............................................................................. 21 1.1.2. Improved Throughput ............................................................................... 21 1.1.3. Additional Features .................................................................................. 21 1.2. On-Chip Memory............................................................................................... 23 1.3. Universal Serial Bus Controller ......................................................................... 24 1.4. Voltage Regulator ............................................................................................. 25 1.5. On-Chip Debug Circuitry................................................................................... 25 1.6. Programmable Digital I/O and Crossbar ........................................................... 26 1.7. Serial Ports ....................................................................................................... 27 1.8. Programmable Counter Array ........................................................................... 27 1.9. 10-Bit Analog to Digital Converter..................................................................... 28 1.10.Comparators..................................................................................................... 29 2. Absolute Maximum Ratings .................................................................................. 30 3. Global DC Electrical Characteristics .................................................................... 31 4. Pinout and Package Definitions............................................................................ 33 5. 10-Bit ADC (ADC0).................................................................................................. 41 5.1. Analog Multiplexer ............................................................................................ 42 5.2. Temperature Sensor ......................................................................................... 43 5.3. Modes of Operation .......................................................................................... 45 5.3.1. Starting a Conversion............................................................................... 45 5.3.2. Tracking Modes........................................................................................ 46 5.3.3. Settling Time Requirements ..................................................................... 47 5.4. Programmable Window Detector ...................................................................... 52 5.4.1. Window Detector In Single-Ended Mode ................................................. 54 5.4.2. Window Detector In Differential Mode...................................................... 55 6. Voltage Reference .................................................................................................. 57 7. Comparators ........................................................................................................... 59 8. Voltage Regulator (REG0)...................................................................................... 69 8.1. Regulator Mode Selection................................................................................. 69 8.2. VBUS Detection ................................................................................................ 69 9. CIP-51 Microcontroller ........................................................................................... 73 9.1. Instruction Set ................................................................................................... 74 9.1.1. Instruction and CPU Timing ..................................................................... 74 9.1.2. MOVX Instruction and Program Memory ................................................. 75 9.2. Memory Organization........................................................................................ 79 9.2.1. Program Memory...................................................................................... 79 9.2.2. Data Memory............................................................................................ 80 9.2.3. General Purpose Registers ...................................................................... 80 9.2.4. Bit Addressable Locations........................................................................ 80 9.2.5. Stack ....................................................................................................... 80 9.2.6. Special Function Registers....................................................................... 81 9.2.7. Register Descriptions ............................................................................... 85 Rev. 0.5 3 www.DataSheet4U.com C8051F340/1/2/3/4/5/6/7 9.3. Interrupt Handler ............................................................................................... 87 9.3.1. MCU Interrupt Sources and Vectors ........................................................ 87 9.3.2. External Interrupts .................................................................................... 87 9.3.3. Interrupt Priorities ..................................................................................... 88 9.3.4. Interrupt Latency ...................................................................................... 88 9.3.5. Interrupt Register Descriptions................................................................. 89 9.4. Power Management Modes .............................................................................. 96 9.4.1. Idle Mode.................................................................................................. 96 9.4.2. Stop Mode ................................................................................................ 96 10. Prefetch Engine ...................................................................................................... 99 11. Reset Sources....................................................................................................... 101 11.1.Power-On Reset ............................................................................................. 102 11.2.Power-Fail Reset / VDD Monitor .................................................................... 103 11.3.External Reset ................................................................................................ 104 11.4.Missing Clock Detector Reset ........................................................................ 104 11.5.Comparator0 Reset ........................................................................................ 104 11.6.PCA Watchdog Timer Reset .......................................................................... 104 11.7.Flash Error Reset ........................................................................................... 104 11.8.Software Reset ................................