Flash MCU. BS67F340 Datasheet

BS67F340 MCU. Datasheet pdf. Equivalent

BS67F340 Datasheet
Recommendation BS67F340 Datasheet
Part BS67F340
Description Enhanced Touch A/D Flash MCU
Feature BS67F340; Enhanced Touch A/D Flash MCU with LCD Driver BS67F340/BS67F350 BS67F360/BS67F370 Revision: V1.40 Dat.
Manufacture Holtek Semiconductor
Datasheet
Download BS67F340 Datasheet




Holtek Semiconductor BS67F340
Enhanced Touch A/D Flash MCU with LCD Driver
BS67F340/BS67F350
BS67F360/BS67F370
Revision: V1.40 Date: �D�e�c�e�mb��e�r�1��5,���2�0�1�6



Holtek Semiconductor BS67F340
BS67F340/BS67F350/BS67F360/BS67F370
Enhanced Touch A/D Flash MCU with LCD Driver
Table of Contents
Features................................................................................................................. 7
CPU Features...............................................................................................................................7
Peripheral Features.......................................................................................................................8
General Description.............................................................................................. 9
Selection Table...................................................................................................... 9
Block Diagram..................................................................................................... 10
Pin Assignment................................................................................................... 10
Pin Descriptions................................................................................................. 18
Absolute Maximum Ratings............................................................................... 36
D.C. Characteristics............................................................................................ 37
A.C. Characteristics............................................................................................ 38
A/D Converter Characteristics........................................................................... 39
Temperature Sensor Electrical Characteristics............................................... 40
LVD/LVR Electrical Characteristics................................................................... 40
LCD Driver Electrical Characteristics............................................................... 41
Touch Key Electrical Characteristics................................................................ 41
Power-on Reset Characteristics........................................................................ 43
System Architecture........................................................................................... 44
Clocking and Pipelining...............................................................................................................44
Program Counter.........................................................................................................................45
Stack...........................................................................................................................................46
Arithmetic and Logic Unit – ALU.................................................................................................46
Flash Program Memory...................................................................................... 47
Structure......................................................................................................................................47
Special Vectors...........................................................................................................................48
Look-up Table..............................................................................................................................48
Table Program Example..............................................................................................................48
In Circuit Programming – ICP.....................................................................................................49
On-Chip Debug Support – OCDS...............................................................................................50
In Application Programming – IAP..............................................................................................50
Data Memory....................................................................................................... 63
Structure......................................................................................................................................63
Data Memory Addressing............................................................................................................64
General Purpose Data Memory..................................................................................................64
Special Purpose Data Memory...................................................................................................64
Rev. 1.40
2 December 15, 2016



Holtek Semiconductor BS67F340
BS67F340/BS67F350/BS67F360/BS67F370
Enhanced Touch A/D Flash MCU with LCD Driver
Special Function Register Description............................................................. 69
Indirect Addressing Registers − IAR0, IAR1, IAR2.....................................................................69
Memory Pointers − MP0, MP1H/MP1L, MP2H/MP2L.................................................................69
Program Memory Bank Pointer – PBP........................................................................................71
Accumulator − ACC.....................................................................................................................71
Program Counter Low Register − PCL........................................................................................71
Look-up Table Registers – TBLP, TBHP, TBLH...........................................................................72
Status Register − STATUS..........................................................................................................72
EEPROM Data Memory....................................................................................... 74
EEPROM Data Memory Structure..............................................................................................74
EEPROM Registers....................................................................................................................74
Reading Data from the EEPROM...............................................................................................76
Writing Data to the EEPROM......................................................................................................76
Write Protection...........................................................................................................................76
EEPROM Interrupt......................................................................................................................76
Programming Considerations......................................................................................................77
Oscillators........................................................................................................... 78
Oscillator Overview.....................................................................................................................78
System Clock Configurations......................................................................................................78
External Crystal/Ceramic Oscillator − HXT.................................................................................79
Internal High Speed RC Oscillator − HIRC.................................................................................80
External 32.768 kHz Crystal Oscillator − LXT.............................................................................80
Internal 32kHz Oscillator − LIRC.................................................................................................81
Operating Modes and System Clocks.............................................................. 82
System Clocks............................................................................................................................82
System Operation Modes............................................................................................................83
Control Registers........................................................................................................................84
Operating Mode Switching..........................................................................................................87
Standby Current Considerations.................................................................................................91
Wake-up......................................................................................................................................91
Watchdog Timer.................................................................................................. 92
Watchdog Timer Clock Source....................................................................................................92
Watchdog Timer Control Register...............................................................................................92
Watchdog Timer Operation.........................................................................................................93
Reset and Initialisation....................................................................................... 94
Reset Functions..........................................................................................................................94
Reset Initial Conditions...............................................................................................................98
Rev. 1.40
3 December 15, 2016







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