Contents
7.3
Special Function Registers ...............................................................................18
7.3.1
7.3.2
7.3.3
7.3.4
7.3.5
7.3.6
7.3.7
7.3.8
7.3.9
7.3.10
7.3.11
A (Accumulator).................................................................................................18
CONT (Control Register)...................................................................................18
IOC6 (Port 6 I/O Control, P6 Pin Switch Control) .............................................20
IOC7 (Port 7 I/O Control, Port 7 Pull-high Control) ...........................................22
IOC9 (Port 9 I/O Control, Port 9 Switches) .......................................................23
IOCA (Port 9 PMS Switch Control)....................................................................23
IOCB (ADC Control) ..........................................................................................23
IOCC (Port C I/O Control, ADC Control) ...........................................................25
IOCD (Tone 1 Control, Clock Source, CN1 Prescaler) .....................................26
IOCE (Interrupt Mask) .......................................................................................27
IOCF (Interrupt Mask) .......................................................................................28
7.4
7.5
7.6
Instruction Set ...................................................................................................30
Code Option Register .......................................................................................32
I/O Port..............................................................................................................33
7.6.1
7.6.2
I/O Structure ......................................................................................................33
I/O Description...................................................................................................34
7.7
7.8
7.9
Reset.................................................................................................................36
Wake-up............................................................................................................36
Interrupt.............................................................................................................37
7.10.1
7.10.2
7.10.3
7.10.4
7.10.5
7.10.6
7.10.7
Overview ...........................................................................................................38
Relative Register Description ...........................................................................39
Increment Timer Counter (TMRX: TMR1H/TMR1L or TMR2H/TMR2L) ...........40
PWM Period (PRDX: PRD1 or PRD2) ..............................................................40
PWM Duty Cycle (DTX: DT1H/ DT1L; DTL: DL1H/DL1L) ................................41
PWM Programming Procedure/Steps ...............................................................41
Timer (TMRX)....................................................................................................41
7.10 PWM (Pulse Width Modulation) ........................................................................38
7.11 Oscillator ...........................................................................................................43
7.11.1 Crystal Mode .....................................................................................................43
7.11.2 IRC Mode ..........................................................................................................44
7.11.3 ERIC Mode........................................................................................................44
7.12 Power-on Considerations..................................................................................46
8
9
10
7.13 External Power-on Reset Circuit.......................................................................46
Absolute Maximum Ratings ................................................................................... 48
DC Electrical Characteristics ................................................................................. 48
9.1 Device Characteristic Graphics.........................................................................49
AC Electrical Characteristics ................................................................................. 50
10.1 Operating Voltage vs Main CLK........................................................................51
11
12
10.2 10-Bit ADC Characteristics ...............................................................................52
Timing Diagrams ..................................................................................................... 53
OTP ROM Burning Pins .......................................................................................... 54
iv
•
Product Specification (V1.0) 04.25.2006
EMC [ ELAN MICROELECTRONICS CORP ]
