MC68HC05L28B MOTOROLA [Motorola, Inc], MC68HC05L28B Datasheet - Page 10

• Manufacturer Part Number: MC68HC05L28B
• Description: Flexible general-purpose microcomputer
• Manufacturer: MOTOROLA [Motorola, Inc]

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Number
MOTOROLA
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3.1
3.2
3.3
3.4
3.4.1
3.4.1.1
3.4.1.2
3.4.1.3
3.4.1.4
3.4.1.5
3.4.2
3.4.2.1
3.4.2.2
4.1
4.2
4.3
4.4
4.4.1
4.4.2
4.4.3
4.4.4
5.1
5.2
5.3
5.3.1
5.3.2
5.4
5.5
Registers ...............................................................................................................3-1
LCD RAM ..............................................................................................................3-1
RAM ......................................................................................................................3-1
Programming registers ..........................................................................................3-3
Input/output programming .....................................................................................4-1
Ports A and B ........................................................................................................4-2
Port D ....................................................................................................................4-2
Port registers .........................................................................................................4-3
Real time interrupts (RTI) ......................................................................................5-2
Computer operating properly (COP) watchdog timer ............................................5-3
Core timer registers ...............................................................................................5-3
Core timer during WAIT .........................................................................................5-5
Core timer during STOP ........................................................................................5-5
EEPROM programming register (EEPROG) ...................................................3-3
EPROM programming register (PCR)..............................................................3-4
Port data registers (PORTA, PORTB and PORTD) .........................................4-3
Data direction registers (DDRA, DDRB and DDRD)........................................4-3
Port D control register (COND) ........................................................................4-4
Port D select register (SELD) ..........................................................................4-4
Core timer control and status register (CTCSR)..............................................5-3
Core timer counter register (CTCR).................................................................5-5
CPEN — Charge pump enable ..................................................................3-3
ER1, ER0 — Erase select bits ...................................................................3-3
LATCH — EEPROM latch control ..............................................................3-4
EERC — EEPROM RC oscillator control...................................................3-4
EEPGM — EEPROM program control .......................................................3-4
ELAT — EPROM latch control ...................................................................3-5
PGM — EPROM program control ..............................................................3-5
MEMORY AND REGISTERS
INPUT/OUTPUT PORTS
TABLE OF CONTENTS
CORE TIMER
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MC68HC05L28
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