MC68HC05B4 Datasheet, PDF (10/298 Pages) Motorola, Inc – High-density Complementary Metal Oxide Semiconductor (HCMOS) Microcomputer Unit

Paragraph
Number
TABLE OF CONTENTS
Page
Number
2.5.13
2.5.14
2.5.15
2.5.16
2.5.17
2.5.18
PLMB .........................................................................................................2–13
VPP1..........................................................................................................2–13
VRH ...........................................................................................................2–13
VRL ............................................................................................................ 2–13
PA0 – PA7/PB0 – PB7/PC0 – PC7 ............................................................2–13
PD0/AN0–PD7/AN7 ................................................................................... 2–13
3
MEMORY AND REGISTERS
3.1
3.2
3.3
3.4
3.5
3.5.1
3.5.2
3.5.3
3.5.4
3.5.5
3.6
3.7
3.8
Registers ...........................................................................................................3–1
RAM ..................................................................................................................3–1
ROM ..................................................................................................................3–1
Self-check ROM ................................................................................................3–2
EEPROM ...........................................................................................................3–3
EEPROM control register.............................................................................3–3
EEPROM read operation .............................................................................3–5
EEPROM erase operation ...........................................................................3–5
EEPROM programming operation ...............................................................3–6
Options register (OPTR) ..............................................................................3–6
EEPROM during STOP mode ...........................................................................3–7
EEPROM during WAIT mode ............................................................................3–7
Miscellaneous register......................................................................................3–9
4
INPUT/OUTPUT PORTS
4.1 Input/output programming .................................................................................4–1
4.2 Ports A and B ....................................................................................................4–2
4.3 Port C ................................................................................................................4–3
4.4 Port D ................................................................................................................4–3
4.5 Port registers .....................................................................................................4–4
4.5.1 Port data registers A and B (PORTA and PORTB) ......................................4–4
4.5.2 Port data register C (PORTC)......................................................................4–4
4.5.3 Port data register D (PORTD)......................................................................4–5
4.5.3.1
A/D status/control register......................................................................4–5
4.5.4 Data direction registers (DDRA, DDRB and DDRC)....................................4–5
4.6 Other port considerations ..................................................................................4–6
MOTOROLA
ii
TABLE OF CONTENTS
TPG
MC68HC05B6
Rev. 4