BH66F2650/BH66F2660
Body Fat Measurment Flash MCU
SPIA Commꢀnication ...............................................................................................................15ꢅ
SPIA Bꢀs Enable/Disable.........................................................................................................155
SPIA Opeꢁation ........................................................................................................................155
Eꢁꢁoꢁ Detection.........................................................................................................................156
UART Interface.................................................................................................157
UART Exteꢁnal Pin Inteꢁfacing .................................................................................................157
UART Data Tꢁansfeꢁ Scheme...................................................................................................157
UART Statꢀs and Contꢁol Registeꢁs.........................................................................................15ꢆ
Baꢀd Rate Geneꢁatoꢁ...............................................................................................................163
UART Setꢀp and Contꢁol..........................................................................................................165
UART Tꢁansmitteꢁ.....................................................................................................................166
UART Receiveꢁ ........................................................................................................................167
Managing Receiveꢁ Eꢁꢁoꢁs .......................................................................................................169
UART Modꢀle Inteꢁꢁꢀpt Stꢁꢀctꢀꢁe.............................................................................................170
UART Poweꢁ Down and Wake-ꢀp............................................................................................17ꢅ
Body Fat Measurement Function...................................................................173
Sine Wave Geneꢁatoꢁ...............................................................................................................173
Bodꢂ Fat Measꢀꢁement Registeꢁs............................................................................................176
Interrupts..........................................................................................................180
Inteꢁꢁꢀpt Registeꢁs....................................................................................................................1ꢆ0
Inteꢁꢁꢀpt Opeꢁation...................................................................................................................1ꢆ5
Exteꢁnal Inteꢁꢁꢀpt......................................................................................................................1ꢆ6
LVD Inteꢁꢁꢀpt............................................................................................................................1ꢆ7
EEPROM Inteꢁꢁꢀpt ...................................................................................................................1ꢆ7
A/D Conveꢁteꢁ Inteꢁꢁꢀpt............................................................................................................1ꢆ7
Mꢀlti-fꢀnction Inteꢁꢁꢀpts............................................................................................................1ꢆ7
Seꢁial Inteꢁface Modꢀle Inteꢁꢁꢀpt..............................................................................................1ꢆꢆ
SPIA Inteꢁꢁꢀpt...........................................................................................................................1ꢆꢆ
UART Inteꢁꢁꢀpt.........................................................................................................................1ꢆꢆ
Time Base Inteꢁꢁꢀpts................................................................................................................1ꢆꢆ
Timeꢁ Modꢀle Inteꢁꢁꢀpts...........................................................................................................190
Inteꢁꢁꢀpt Wake-ꢀp Fꢀnction......................................................................................................190
Pꢁogꢁamming Consideꢁations...................................................................................................191
Low Voltage Detector – LVD ...........................................................................192
LVD Registeꢁ............................................................................................................................19ꢅ
LVD Opeꢁation..........................................................................................................................193
16-bit Multiplication Division Unit – MDU...................................................... 194
MDU ꢁegisteꢁs ..........................................................................................................................19ꢃ
Mꢀltiplication Division Unit Opeꢁation.......................................................................................195
Application Circuits.........................................................................................197
Instruction Set..................................................................................................199
Intꢁodꢀction ..............................................................................................................................199
Instꢁꢀction Timing.....................................................................................................................199
Rev. 1.10
5
�anꢀaꢁꢂ 0ꢃꢄ ꢅ01ꢆ
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
