BS83B08A-3/BS83B12A-3/BS83B16A-3
BS83B08A-4/BS83B12A-4/BS83B16A-4
8-Bit Touch Key Flash MCU
Timer/Event Counter ..................................................................................... 61
Configuring the Timer/Event Counter Input Clock Source .................................................... 61
Timer Register – T�R........................................................................................................... 61
Timer Control Register – T�RC............................................................................................ 6ꢁ
Timer Operation .................................................................................................................... 6ꢁ
Prescaler............................................................................................................................... 6ꢃ
Programming Considerations................................................................................................ 6ꢃ
Touch Key Function ...................................................................................... 63
Touch Keꢀ Structure.............................................................................................................. 6ꢃ
Touch Key Register Definition............................................................................................... 64
Touch Keꢀ Operation............................................................................................................. 69
Touch Keꢀ Interrupt............................................................................................................... 7ꢁ
Programming Considerations................................................................................................ 7ꢁ
Serial Interface Module – SIM ...................................................................... 72
SPI Interface ........................................................................................................................ 7ꢁ
SPI Interface Operation ........................................................................................................ 7ꢃ
SPI Registers ........................................................................................................................ 74
SPI Communication ............................................................................................................. 77
IꢁC Interface ......................................................................................................................... 79
IꢁC Interface Operation ......................................................................................................... 79
IꢁC Registers ......................................................................................................................... 80
IꢁC Bus Communication ....................................................................................................... 85
IꢁC Bus Start Signal .............................................................................................................. 86
Slave Address ...................................................................................................................... 86
IꢁC Bus Read/Write Signal ................................................................................................... 86
IꢁC Bus Slave Address Acknowledge Signal ........................................................................ 86
IꢁC Bus Data and Acknowledge Signal ................................................................................ 87
IꢁC Time-out Control.............................................................................................................. 89
Interrupts........................................................................................................ 90
Interrupt Registers................................................................................................................. 90
Interrupt Operation................................................................................................................ 9ꢃ
External Interrupt................................................................................................................... 94
Time Base Interrupt............................................................................................................... 94
Timer/Event Counter Interrupt............................................................................................... 95
EEPRO� Interrupt ................................................................................................................ 95
Touch Keꢀ Interrupt............................................................................................................... 96
SI� Interrupt ......................................................................................................................... 96
Interrupt Wake-up Function................................................................................................... 96
Programming Considerations................................................................................................ 97
Rev. 1.00
4
�aꢀ 0ꢁꢂ ꢁ01ꢃ
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
