Rev. 1.00
4
September 11, 2018
Rev. 1.00
5
September 11, 2018
HT45F4050
A/D NFC Flash MCU
HT45F4050
A/D NFC Flash MCU
Near Field Communication – NFC .............................................................. 167
NFC Power Management .................................................................................................... 167
NFC Memory ....................................................................................................................... 168
NFC Control Registers ....................................................................................................... 171
Collisions between the MCU and NFC RF Interface ........................................................... 178
NFC State Diagram and Logical Status Descriptions ......................................................... 179
NFC Command Set ............................................................................................................. 181
SCOM Controlled LCD Driver ..................................................................... 189
LCD Operation .................................................................................................................... 189
LCD Bias Current Control ................................................................................................... 190
Interrupt Registers ............................................................................................................... 191
Interrupt Operation .............................................................................................................. 196
External Interrupts ............................................................................................................... 197
Comparator Interrupt ........................................................................................................... 198
Multi-function Interrupts ....................................................................................................... 198
A/D Converter Interrupt ....................................................................................................... 198
Time Base Interrupts ........................................................................................................... 198
Serial Interface Module Interrupt ......................................................................................... 200
UART Transfer Interrupt ...................................................................................................... 200
NFC Interrupt ...................................................................................................................... 201
EEPROM Write Interrupt ..................................................................................................... 201
LVD Interrupt ....................................................................................................................... 201
TM Interrupts ...................................................................................................................... 201
Interrupt Wake-up Function ................................................................................................. 202
Programming Considerations .............................................................................................. 202
LVD Register ....................................................................................................................... 203
LVD Operation ..................................................................................................................... 204
Configuration Options ................................................................................. 205
Application Descriptions ............................................................................ 206
NFC Operating Principle ..................................................................................................... 206
Hardware Block Diagram .................................................................................................... 206
Hardware Circuit ................................................................................................................. 208
Introduction ......................................................................................................................... 209
Instruction Timing ................................................................................................................ 209
Moving and Transferring Data ............................................................................................. 209
Arithmetic Operations .......................................................................................................... 209
Logical and Rotate Operation ............................................................................................. 210
Branches and Control Transfer ........................................................................................... 210
Bit Operations ..................................................................................................................... 210
Table Read Operations ....................................................................................................... 210
Other Operations ................................................................................................................. 210