BC66F840/BC66F850/BC66F860
2.4GHz Flash RF TX/RX MCU
Analog to Digital Converter ........................................................................ 133
A/D Overview ...................................................................................................................... 133
A/D Converter Register Description.................................................................................... 134
A/D Converter Data Registers – ADRLꢂ ADRH ................................................................... 135
A/D Converter Control Registers – ADCR0ꢂ ADCR1ꢂ ACERLꢂ ACERH .............................. 135
A/D Operation ..................................................................................................................... 141
A/D Input Pins ..................................................................................................................... 14ꢁ
Summarꢀ of A/D Conversion Steps..................................................................................... 143
Programming Considerations.............................................................................................. 144
A/D Transfer Function ......................................................................................................... 144
A/D Programming Examples............................................................................................... 145
Comparators ................................................................................................ 147
Comparator Operation ........................................................................................................ 14ꢃ
Comparator Interrupt........................................................................................................... 14ꢃ
Programming Considerations.............................................................................................. 14ꢃ
Serial Interface Module – SIM..................................................................... 149
SPI Interface ....................................................................................................................... 149
SPI Interface Operation....................................................................................................... 150
SPI Registers ...................................................................................................................... 151
SPI Communication ............................................................................................................ 154
IꢁC Interface ........................................................................................................................ 156
IꢁC Interface Operation........................................................................................................ 156
IꢁC Registers ....................................................................................................................... 15ꢃ
IꢁC Bus Communication ...................................................................................................... 161
IꢁC Bus Start Signal............................................................................................................. 16ꢁ
Slave Address ..................................................................................................................... 16ꢁ
IꢁC Bus Read/Write Signal .................................................................................................. 16ꢁ
IꢁC Bus Slave Address Acknowledge Signal....................................................................... 16ꢁ
IꢁC Bus Data and Acknowledge Signal ............................................................................... 163
IꢁC Time-out Control............................................................................................................ 164
Peripheral Clock Output.............................................................................. 166
Peripheral Clock Operation................................................................................................. 166
Serial Interface – SPIA................................................................................. 167
SPIA Interface Operation .................................................................................................... 168
SPIA Registers.................................................................................................................... 169
SPIA Communication .......................................................................................................... 1ꢃꢁ
SPIA Bus Enable/Disable.................................................................................................... 1ꢃꢁ
SPIA Operation ................................................................................................................... 1ꢃ4
Error Detection.................................................................................................................... 1ꢃ6
Rev. 1.40
5
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