SN8P2614 Series
8-Bit Micro-Controller
6.3
6.4
6.5
6.6
6.7
6.8
6.9
6.10
7
7
INTRQ INTERRUPT REQUEST REGISTER ................................................................................ 60
GIE GLOBAL INTERRUPT OPERATION .................................................................................... 60
PUSH, POP ROUTINE .................................................................................................................... 61
INT0 (P0.0) INTERRUPT OPERATION......................................................................................... 62
INT1 (P0.1) INTERRUPT OPERATION......................................................................................... 64
T0 INTERRUPT OPERATION ....................................................................................................... 65
TC1 INTERRUPT OPERATION..................................................................................................... 67
MULTI-INTERRUPT OPERATION............................................................................................... 68
I/O PORT ................................................................................................................................................ 69
7.1
7.2
7.3
7.4
7.5
I/O PORT MODE ............................................................................................................................. 69
I/O PULL UP REGISTER ................................................................................................................ 70
I/O OPEN-DRAIN REGISTER........................................................................................................ 71
I/O PORT DATA REGISTER .......................................................................................................... 72
PORT1, PORT2 APPLICATION CIRCUIT .................................................................................... 73
8
8
TIMERS .................................................................................................................................................. 74
8.1
8.2
WATCHDOG TIMER...................................................................................................................... 74
TIMER 0 (T0) ................................................................................................................................... 76
8.2.1
OVERVIEW .............................................................................................................................. 76
8.2.2
T0M MODE REGISTER........................................................................................................... 77
8.2.3
T0C COUNTING REGISTER................................................................................................... 78
8.2.4
T0 TIMER OPERATION SEQUENCE ..................................................................................... 79
8.3
TIMER/COUNTER 0 (TC1) ............................................................................................................ 80
8.3.1
OVERVIEW .............................................................................................................................. 80
8.3.2
TC1M MODE REGISTER ........................................................................................................ 81
8.3.3
TC1C COUNTING REGISTER ................................................................................................ 82
8.3.4
TC1R AUTO-LOAD REGISTER .............................................................................................. 83
8.3.5
TC1 CLOCK FREQUENCY OUTPUT (BUZZER) .................................................................. 84
8.3.6
TC1 TIMER OPERATION SEQUENCE .................................................................................. 85
8.4
PWM1 MODE .................................................................................................................................. 86
8.4.1
8.4.2
8.4.3
8.4.4
9
9
10
10
10.1
10.2
OVERVIEW .............................................................................................................................. 86
TCxIRQ and PWM Duty ........................................................................................................... 87
PWM Duty with TCxR Changing.............................................................................................. 88
PWM PROGRAM EXAMPLE .................................................................................................. 89
INSTRUCTION TABLE ....................................................................................................................... 90
ELECTRICAL CHARACTERISTIC .............................................................................................. 91
ABSOLUTE MAXIMUM RATING ................................................................................................ 91
ELECTRICAL CHARACTERISTIC............................................................................................... 91
Page 5
SONiX TECHNOLOGY CO., LTD
Preliminary Version 0.3
SONIX [ SONIX TECHNOLOGY COMPANY ]
