BS85B12-3 HOLTEK [Holtek Semiconductor Inc], BS85B12-3 Datasheet - Page 5

• Manufacturer Part Number: BS85B12-3
• Description: Touch Key Flash Type 8-Bit MCU with LCD/LED Driver
• Manufacturer: HOLTEK [Holtek Semiconductor Inc]

Contents
Serial Interface Module - SIM .........................................................111
Peripheral Clock Output .................................................................126
Interrupts..........................................................................................127
Low Voltage Detector - LVD ...........................................................140
LCD Driver - SCOM and SSEG Function ......................................142
LED Driver........................................................................................146
Application Circuits ........................................................................148
Instruction Set .................................................................................149
SPI Interface .......................................................................................................111
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Peripheral Clock Operation.................................................................................126
Interrupt Registers ..............................................................................................127
Interrupt Register Contents.................................................................................128
Interrupt Operation .............................................................................................134
External Interrupt ................................................................................................136
Multi-function Interrupt ........................................................................................136
Time Base Interrupts ..........................................................................................136
External Peripheral Interrupt ...............................................................................138
LVD Interrupt ......................................................................................................138
TM Interrupts ......................................................................................................138
EEPROM Interrupt .............................................................................................139
Touch Key Interrupts...........................................................................................139
SIM Interrupt.......................................................................................................139
Interrupt Wake-up Function ................................................................................139
Programming Considerations .............................................................................140
LVD Register ......................................................................................................140
LVD Operation....................................................................................................141
LCD Operation ...................................................................................................142
LCD Bias Control................................................................................................144
LCD Driver Registers..........................................................................................144
LED Driver Operation .........................................................................................146
LED Driver Registers..........................................................................................146
Introduction.........................................................................................................149
Instruction Timing ...............................................................................................149
Moving and Transferring Data ............................................................................149
Arithmetic Operations .........................................................................................149
Logical and Rotate Operations ...........................................................................149
Branches and Control Transfer...........................................................................149
Bit Operations.....................................................................................................149
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C Interface........................................................................................................117
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