Preliminary Technical Data
ADE7169F16
Rev. PrD | Page 5 of 140
Instruction set..............................................................................76
Read-Modify-Write Instructions..............................................79
Instructions that Affect Flags....................................................79
Interrupt System..............................................................................82
Standard 8051 Interrupt Architecture......................................82
ADE7169F16 Interrupt Architecture .......................................82
Interrupt SFR register list...........................................................82
Interrupt Priority.........................................................................84
Interrupt Flags.............................................................................84
Interrupt Vectors.........................................................................87
Watch DOG Functionality.........................................................87
Watchdog Timer Interrupt....................................................87
Context Saving.............................................................................87
LCD Driver ......................................................................................88
LCD SFR Register list.................................................................88
LCD Setup....................................................................................92
LCD Timing and Waveforms ....................................................92
BLINK mode................................................................................93
Software Controlled Blink Mode..........................................93
Automatic Blink Mode...........................................................93
Display Element Control............................................................93
Writing to LCD Data registers ..............................................93
Reading LCD Data registers..................................................93
Voltage generation.......................................................................93
Power Consumption...............................................................94
Contrast control......................................................................94
Lifetime Performance.............................................................94
LCD External Circuitry..............................................................94
LCD Function in PSM2..............................................................94
Example LCD Setup....................................................................95
Flash memory..................................................................................96
Flash memory Overview............................................................96
Flash/EE Memory Reliability ................................................96
Flash memory organization.......................................................96
Using the Flash Memory............................................................97
ECON—Flash/EE Memory Control SFR............................97
Flash functions......................................................................100
Protecting the Flash..............................................................100
Flash memory timing...........................................................102
In circuit programming............................................................102
Serial Downloading..............................................................102
Timers.............................................................................................103
Timer sfr register list ................................................................103
Timer 0 and Timer 1.................................................................106
Timer/Counter 0 and 1 Data Registers..............................106
Timer/Counter 0 and 1 Operating Modes........................106
Timer 2.......................................................................................107
Timer/Counter 2 Data Registers.........................................107
Timer/Counter 2 Operating Modes...................................107
PLL..................................................................................................109
PLL SFR register list..................................................................109
RTC - Real Time Clock................................................................111
RTC SFR register list.................................................................111
Read and Write operations......................................................114
Writing the RTC Registers...................................................114
Reading the RTC Counter SFRs .........................................114
RTC Modes................................................................................114
RTC Interrupts..........................................................................114
Interval Timer Alarm...........................................................114
RTC CalibrationRTC................................................................114
UART serial interface ...................................................................116
UART SFR register list..............................................................116
UART operation modes...........................................................119
Mode 0 (Shift Register with baud rate fixed at Fcore /12)
.................................................................................................119
Mode 1 (8-Bit UART, Variable Baud Rate)........................119