MC68HC05B6_13 Datasheet, PDF (10/302 Pages) Freescale Semiconductor, Inc – Microcontrollers

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
Freescale
ii
TABLE OF CONTENTS
MC68HC05B6
Rev. 4.1