mc68hc05l28 Freescale Semiconductor, Inc, mc68hc05l28 Datasheet - Page 12

• Manufacturer Part Number: mc68hc05l28
• Description: ?exible General-purpose Microcomputer
• Manufacturer: Freescale Semiconductor, Inc

Paragraph
Number
MOTOROLA
iv
8.3.7
8.3.8
8.4
8.4.1
8.4.2
8.4.3
8.4.4
8.4.5
8.5
8.5.1
8.5.2
8.5.3
8.5.4
8.5.5
8.5.6
8.5.7
8.5.8
9.1
9.2
9.2.1
9.2.1.1
9.2.1.2
9.2.1.3
9.2.1.4
9.2.2
9.2.3
9.3
10.1
10.1.1
10.1.2
10.1.3
10.2
10.2.1
10.2.2
10.2.2.1
10.2.2.2
Registers ...............................................................................................................8-6
Programming .........................................................................................................8-10
A/D converter operation.........................................................................................9-1
A/D registers..........................................................................................................9-3
ADx analog input ...................................................................................................9-6
Resets .................................................................................................................10-1
Interrupts .............................................................................................................10-2
Clock synchronization ......................................................................................8-5
Handshaking....................................................................................................8-5
I
I
I
I
I
Initialization ......................................................................................................8-10
START signal and the first byte of data............................................................8-10
Software response ...........................................................................................8-11
Generation of a STOP signal ...........................................................................8-12
Generation of a repeated START signal ..........................................................8-12
Slave mode ......................................................................................................8-13
Arbitration lost ..................................................................................................8-13
Operation during STOP and WAIT modes .......................................................8-13
A/D status/control register (ADSTAT)...............................................................9-3
A/D input register (ADIN) .................................................................................9-5
A/D result data register (ADDATA) ...................................................................9-5
Power-on reset...............................................................................................10-1
RESET pin .....................................................................................................10-1
Computer operating properly (COP) reset.....................................................10-2
Non-maskable software interrupt (SWI).........................................................10-3
Maskable hardware interrupts........................................................................10-3
2
2
2
2
2
C-bus address register (MADR) ....................................................................8-6
C-bus frequency divider register (FDR).........................................................8-6
C-bus control register (MCR) ........................................................................8-7
C-bus status register (MSR)..........................................................................8-8
C-bus data register (MDR) ............................................................................8-10
COCO — Conversion complete flag ..........................................................9-3
ADRC — A/D RC oscillator control ............................................................9-3
ADON — A/D converter on ........................................................................9-3
CH3 – CH0 — A/D channels 3, 2, 1 and 0.................................................9-4
External interrupt (IRQ0, IRQ1, IRQ2) .....................................................10-5
Real time and core timer (CTIMER) interrupts.........................................10-7
RESETS AND INTERRUPTS
TABLE OF CONTENTS
A/D CONVERTER
TITLE
10
9
MC68HC05L28
Number
Page
TPG