BH67F2132
Ultra-Low Voltage R to F LCD Flash MCU
Table of Contents
Features............................................................................................................ 5
CPU Features ......................................................................................................................... 5
Peripheral Features................................................................................................................. 5
General Description ........................................................................................ 6
Block Diagram.................................................................................................. 6
Pin Assignment................................................................................................ 7
Pin Descriptions .............................................................................................. 7
Absolute Maximum Ratings............................................................................ 9
D.C. Characteristics......................................................................................... 9
A.C. Characteristics....................................................................................... 10
LVD Electrical Characteristics...................................................................... 10
R to F Converter Electrical Characteristics................................................. 10
LCD Electrical Characteristics ......................................................................11
Power on Reset Electrical Characteristics...................................................11
System Architecture...................................................................................... 12
Clocking and Pipelining......................................................................................................... 12
Program Counter................................................................................................................... 13
Stack ..................................................................................................................................... 13
Flash Program Memory................................................................................. 15
Structure................................................................................................................................ 15
Special Vectors ..................................................................................................................... 15
Look-up Table........................................................................................................................ 15
Table Program Example........................................................................................................ 16
In Circuit Programming ......................................................................................................... 17
On-Chip Debug Support – OCDS ......................................................................................... 18
RAM Data Memory......................................................................................... 18
Structure................................................................................................................................ 18
General Purpose Data Memory ............................................................................................ 19
Special Purpose Data Memory ............................................................................................. 19
Special Function Register Description........................................................ 21
Indirect Addressing Registers – IAR0, IAR1 ......................................................................... 21
Memory Pointers – MP0, MP1 .............................................................................................. 21
Bank Pointer – BP................................................................................................................. 22
Accumulator – ACC............................................................................................................... 22
Program Counter Low Register – PCL.................................................................................. 22
Look-up Table Registers – TBLP, TBHP, TBLH..................................................................... 23
Status Register – STATUS.................................................................................................... 23
EEPROM Data Memory.................................................................................. 25
EEPROM Data Memory Structure ........................................................................................ 25
Rev. 1.40
2
November 15, 2023
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