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MC68HC05B6_13 Datasheet, PDF (26/302 Pages) Freescale Semiconductor, Inc – Microcontrollers | |||
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1.1
Features
Hardware features
⢠Fully static design featuring the industry standard M68HC05 family CPU core
⢠On chip crystal oscillator with divide by 2 or a software selectable divide by 32 option (SLOW
mode)
⢠2.1 MHz internal operating frequency at 5V; 1.0 MHz at 3V
⢠High speed version available
⢠176 bytes of RAM
⢠5936 bytes of user ROM plus 14 bytes of user vectors
⢠256 bytes of byte erasable EEPROM with internal charge pump and security bit
⢠Write/erase protect bit for 224 of the 256 bytes EEPROM
⢠Self test/bootstrap mode
⢠Power saving STOP, WAIT and SLOW modes
⢠Three 8-bit parallel I/O ports and one 8-bit input-only port
⢠Software option available to output the internal E-clock to port pin PC2
⢠16-bit timer with 2 input captures and 2 output compares
⢠Computer operating properly (COP) watchdog timer
⢠Serial communications interface system (SCI) with independent transmitter/receiver baud rate
selection; receiver wake-up function for use in multi-receiver systems
⢠8 channel A/D converter
⢠2 pulse length modulation systems which can be used as D/A converters
⢠One interrupt request input plus 4 on-board hardware interrupt sources
⢠Available in 52-pin plastic leaded chip carrier (PLCC), 64-pin quad flat pack (QFP) and 56-pin
shrink dual in line (SDIP) packages
⢠Complete development system support available using the MMDS05 development station with
the M68HC05B32EM emulation module
⢠Extended operating temperature range of -40 to +125 °C
Freescale
1-2
INTRODUCTION
MC68HC05B6
Rev. 4.1
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