</a>MCU" title="MCU">MCU" title="MCU">MCU的繼電器驅動器和接口電路,MCU內核為XC800系列和標準的8051核兼容,工作頻率高達40MHz,具有專用功率驅動器,控制和通信模塊,主要用在車窗升降,座椅,風扇控制,開關面板接口和鍵盤接口.本文介紹了TLE983x主要特性和優勢,方框圖,智能車窗升降模塊框圖以及評估板電路圖,材料清單和PCB布局圖.

The TLE983x is a single chip solution that integrates a high performance 8-bit microcontroller derived from the established XC800 family with application specific power drivers, control and communication modules in an automotive qualified new Smart-Power Technology.

The TLE983x family concept offers scalability in terms of Flash memory sizes ranging from 36kB to 64kB with pin-compatible devices.

The TLE983x family was specifically designed to fit to a wide range of LIN-slave applications where a small package form factor and a minimum number of external components is essential.

TLE983x主要特性:

• High performance XC800 core

– compatible to standard 8051 core

– up to 40 MHz clock frequency

– two clocks per machine cycle architecture

– two data pointers

• On-chip memory

– 20, 32, 44 or 60 kByte + 4 kByte Flash for program code and data (4 kByte EEPROM emulation built-in)

– 512 Byte One Time Programmable Memory (OTP)

– 512 Byte 100 Time Programmable Memory (100TP)

– 256 Byte RAM

– 3 kByte XRAM

– BootROM for startup firmware and Flash routines

• Core logic supply at 1.5 V

• On-chip OSC and PLL for clock generation

– Loss of clock detection with fail safe mode for LSS, HSS and LIN

• Watchdog timer (WDT) with programmable window feature for refresh operation and warning prior to overflow

• General-purpose I/O Port (GPIO) with wake-up capability

• Multiplication/division unit (MDU) for arithmetic calculation

• Software libraries to support floating point and MDU calculations

• Five 16-Bit timers - Timer 0, Timer 1, Timer 2, Timer 21 and Timer 3

• Capture/compare unit for PWM signal generation (CCU6) and Hall Sensor measurement with Timer 12 and Timer 13

• Full duplex serial interface (UART) with LIN support

• Synchronous serial channel (SSC)

• On-chip debug support via 2-wire Device Access Port (DAP)

• LIN Bootstrap loader (LIN BSL)

• LIN transceiver compliant to LIN 1.3, LIN 2.0 and LIN 2.1

• 2 x Low Side Switches with clamping capability incl. PWM functionality, e.g. as relay driver

• 1 or 2 x High Side Switches with cyclic sense option and PWM functionality, e.g. for LED or powering of switches

• High Voltage Monitor Input pins for wake-up and with cyclic sense and analog measurement option

• Measurement unit with 10 channels, 8-Bit A/D Converter (ADC2) and data post processing
• 8 channels, 10-Bit A/D Converter (including battery voltage and supply voltage measurement) (ADC1)

• Single power supply from 3.0 V to 27 V

• Low-dropout voltage regulators (LDO)

• Dedicated 5 V voltage regulator for external loads (e.g. hall sensor)

• Programmable window watchdog (WDT1) with independent on-chip clock source

• Optional Operational amplifier for current sensing

• Power saving modes

– MCU slow-down mode

– Stop Mode

– Sleep Mode

– Cyclic wake-up and cyclic sense during Stop Mode and Sleep Mode

• Power-on and undervoltage/brownout reset generator

• Overtemperature protection

• Overcurrent protection with shutdown

• Supported by a full range of development tools including C compilers, macroassembler packages, emulators, evaluation boards, HLL debuggers, programming tools, software packages

• Temperature Range TJ: -40 °C up to 150 °C

• Package PG-VQFN-48

• Green package (RoHS compliant)

TLE983x主要優勢:

„„Complete system-on-chip (SoC) for ECU’s that communicate via LIN interface with main ECU

„„High-voltage monitoring inputs for off-board switch control

„„Highly flexible SoC through dedicated configuration registers for e.g. current and voltage settings as well as power saving modes

„„High pin-count VQFN package with 7×7mm footprint enables space saving PCB designs

TLE983x汽車應用:

„„Window Lift

„„Power Seats

„„Sun Roof

„„Fan/Blower Control

„„Key Pad Interface

„„Switch Panel Interface

圖1.TLE983x方框圖

圖2.TLE983x智能車窗升降模塊框圖

圖3.TLE983x評估板外形圖

圖4.TLE983x評估板電路圖(1)

圖5.TLE983x評估板電路圖(2)

TLE983x評估板材料清單:


 



圖6.TLE983x評估板PCB布局圖(1)


圖7.TLE983x評估板PCB布局圖(2)


圖8.TLE983x評估板PCB布局圖(3)


圖9.TLE983x評估板PCB布局圖(4)


圖10.TLE983x評估板PCB布局圖(5)


圖11.TLE983x評估板PCB布局圖(6)


圖12.TLE983x評估板PCB布局圖(7)

詳情請見:
http://www.infineon.com/dgdl/TLE983x_UM10_2011_12_23.pdf?folderId=db3a304316f66ee801178237ed131de3&fileId=db3a30433784a0400137a1dca3323d20&sId=db3a30433784a0400137eb61d72154ca