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Part: MC68HC08JL8MP
Category:
Microcontrollers
-> 8 bit
-> M68HC08 Family
Description: Addendum to MC68HC908JL8 Technical Data Rev. 2.0
Company: Motorola Semiconductor Products
Datasheet: Download MC68HC08JL8MP datasheet File size : 1309 kB
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Addendum
HC908JL8AD/D Rev. 0, 5/2002 Addendum to MC68HC908JL8 Technical Data
This addendum provides update and additional information to the MC68HC908JL8 Technical Data, Rev. 2 (Motorola document number MC68HC908JL8/D)
MC68HC08JL8 MC68HC08JK8
The MC68HC08JL8 is the ROM part equivalent to the MC68HC908JL8. The entire MC68HC908JL8 data book apply to this ROM device, with exceptions outlined in this addendum. Table 1. Summary of MC68HC08JL8 and MC68HC908JL8 Differences
MC68HC08JL8 Memory ($DC00$FBFF) User vectors ($FFDC$FFFF) Registers at $FE08 and $FFCF Mask option register ($FFD0) Monitor ROM ($FC00$FDFF and $FE10$FFCE) 8,192 bytes ROM 36 bytes ROM Not used; locations are reserved. Defined by mask; read only. $FC00$FDFF: Not used. $FE10$FFCE: Used for testing purposes only. 20-pin PDIP (MC68HC08JK8) 20-pin SOIC (MC68HC08JK8) 28-pin PDIP 28-pin SOIC 32-pin SDIP 32-pin LQFP MC68HC908JL8 8,192 bytes FLASH 36 bytes FLASH FLASH related registers. $FE08 -- FLCR $FFCF -- FLBPR Read/write FLASH register. Used for testing and FLASH programming/erasing. 20-pin PDIP (MC68HC908JK8) 20-pin SOIC (MC68HC908JK8) 28-pin PDIP 28-pin SOIC 32-pin SDIP 32-pin LQFP
Available Packages
© Motorola, Inc., 2003
HC908JL8AD/D
MCU Block Diagram Memory Map
Figure 1 shows the block diagram of the MC68HC08JL8. The MC68HC08JL8 has 8,192 bytes of user ROM from $DC00 to $FBFF, and 36 bytes of user ROM vectors from $FFDC to $FFFF. On the MC68HC908JL8, these memory locations are FLASH memory. Figure 2 shows the memory map of the MC68HC08JL8.
INTERNAL BUS
M68HC08 CPU CPU REGISTERS ARITHMETIC/LOGIC UNIT (ALU) KEYBOARD INTERRUPT MODULE PORTA DDRA PTA7/KBI7** PTA6/KBI6**¥ PTA5/KBI5** PTA4/KBI4** PTA3/KBI3** PTA2/KBI2** PTA1/KBI1** PTA0/KBI0** PTB7/ADC7 PTB6/ADC6 PTB5/ADC5 PTB4/ADC4 PTB3/ADC3 PTB2/ADC2 PTB1/ADC1 PTB0/ADC0 ADC12/T2CLK SERIAL COMMUNICATIONS INTERFACE MODULE PORTD PTD7/RxD** PTD6/TxD** PTD5/T1CH1 PTD4/T1CH0 PTD3/ADC8 PTD2/ADC9 PTD1/ADC10 PTD0/ADC11
# #
CONTROL AND STATUS REGISTERS -- 64 BYTES
8-BIT ANALOG-TO-DIGITAL CONVERTER MODULE
##
USER ROM -- 8,192 BYTES
2-CHANNEL TIMER INTERFACE MODULE 1
USER RAM -- 256 BYTES PORTB DDRB DDRD 2-CHANNEL TIMER INTERFACE MODULE 2
MONITOR ROM -- 447 BYTES
USER ROM VECTORS -- 36 BYTES
BREAK MODULE
OSC1
¥
CRYSTAL OSCILLATOR RC OSCILLATOR INTERNAL OSCILLATOR
OSC2/RCCLK
POWER-ON RESET MODULE
* RST
SYSTEM INTEGRATION MODULE EXTERNAL INTERRUPT MODULE
LOW-VOLTAGE INHIBIT MODULE DDRE PTE
##
PTE1/T2CH1
#
* IRQ
COMPUTER OPERATING PROPERLY MODULE
PTE0/T2CH0
VDD POWER VSS ADC REFERENCE
* Pin contains integrated pull-up device. ** Pin contains programmable pull-up device. 25mA open-drain if output pin. LED direct sink pin. ¥ Shared pin: OSC2/RCCLK/PTA6/KBI6. # Pins available on 32-pin packages only. ## Pins available on 28-pin and 32-pin packages only. Shaded blocks indicate differences to MC68HC908JL8
Figure 1. MC68HC08JL8 Block Diagram
2
Addendum to MC68HC908JL8 Technical Data
MOTOROLA
HC908JL8AD/D MC68HC08JL8 MC68HC08JK8
$0000 $00 3F $0040 $00 5F $0060 $01 5F $0160 $DB F F $DC00 $F BF F $F C00 $F DF F $FE00 $FE01 $FE02 $FE03 $FE04 $FE05 $FE06 $FE07 $FE08 $FE09 $FF0B $FE0C $FE0D $FE0E $FE0F $FE10 $F F CE $F F CF $FFD0 $FFD1 $F F DB $FFDC $FFFF
I/O REGISTERS 64 BYTES RESERVED 32 BYTES RAM 256 BYTES UNIMPLEMENTED 55,968 BYTES ROM 8,192 BYTES UNIMPLEMENTED 512 BYTES BREAK STATUS REGISTER (BSR) RESET STATUS REGISTER (RSR) RESERVED BREAK FLAG CONTROL REGISTER (BFCR) INTERRUPT STATUS REGISTER 1 (INT1) INTERRUPT STATUS REGISTER 2 (INT2) INTERRUPT STATUS REGISTER 3 (INT3) RESERVED RESERVED RESERVED BREAK ADDRESS HIGH REGISTER (BRKH) BREAK ADDRESS LOW REGISTER (BRKL) BREAK STATUS AND CONTROL REGISTER (BRKSCR) RESERVED MONITOR ROM 447 BYTES RESERVED MASK OPTION REGISTER (MOR) -- READ ONLY RESERVED 11 BYTES USER ROM VECTORS 36 BYTES
Figure 2. MC68HC08JL8 Memory Map
MOTOROLA
Addendum to MC68HC908JL8 Technical Data
3
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