Digi NS9215 Computer Hardware User Manual


 
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Register bit assignment .............................................................. 451
Master Address register ..................................................................... 452
Register................................................................................. 452
Register bit assignment .............................................................. 453
Slave Address register....................................................................... 453
Register................................................................................. 453
Register bit assignment .............................................................. 453
Configuration register....................................................................... 454
Timing parameter for fast-mode ................................................... 454
Register................................................................................. 454
Register bit assignment .............................................................. 454
Interrupt Codes .............................................................................. 455
Master/slave interrupt codes ....................................................... 455
Software driver............................................................................... 456
I2C master software driver .......................................................... 456
I2C slave high level driver ........................................................... 456
Flow charts ................................................................................... 457
Master module (normal mode, 16-bit)............................................. 457
Slave module (normal mode, 16-bit)............................................... 458
Chapter 14: Real Time Clock Module .................................459
RTC functionality ..................................................................... 459
RTC configuration and status registers ................................................... 460
Register address map................................................................. 460
RTC General Control register .............................................................. 460
12/24 Hour register.......................................................................... 461
Time register ................................................................................. 462
Calendar register ............................................................................ 463
Time Alarm register ......................................................................... 464
Calendar Alarm register .................................................................... 465
Alarm Enable register ....................................................................... 465
Event Flags register ......................................................................... 466
Interrupt Enable register ................................................................... 468
Interrupt Disable register................................................................... 469
Interrupt Enable Status register ........................................................... 470
General Status register ..................................................................... 471
Chapter 15: Analog-to-Digital Converter (ADC) Module .......473
Features ................................................................................ 473
ADC module structure................................................................ 473
ADC control block..................................................................... 474
ADC DMA procedure ......................................................................... 474
ADC control and status registers .......................................................... 475
Register address map................................................................. 475