ADuC7060/ADuC7061
TABLE OF CONTENTS
Features .............................................................................................. 1
MMR Interface ........................................................................... 55
Using the DAC............................................................................ 56
Nonvolatile Flash/EE Memory ..................................................... 57
Flash/EE Memory Reliability.................................................... 57
Programming.............................................................................. 57
Processor Reference Peripherals................................................... 58
Interrupt System......................................................................... 58
IRQ............................................................................................... 58
Fast Interrupt Request (FIQ) .................................................... 59
Programmed Interrupts............................................................. 60
Vectored Interrupt Controller (VIC)....................................... 60
VIC MMRs.................................................................................. 60
Timers .............................................................................................. 65
Timer0.......................................................................................... 66
Timer1 or Wake-Up Timer....................................................... 68
Timer2 or Watchdog Timer...................................................... 70
Timer3.......................................................................................... 72
Pulse-Width Modulator................................................................. 74
Pulse-Width Modulator General Overview ........................... 74
UART Serial Interface.................................................................... 79
Baud Rate Generation................................................................ 79
UART Register Definitions ....................................................... 79
I2C..................................................................................................... 85
Configuring External Pins for I2C Functionality................... 85
Serial Clock Generation ............................................................ 86
I2C Bus Addresses....................................................................... 86
I2C Registers................................................................................ 86
Serial Peripheral Interface............................................................. 95
MISO (Master In, Slave Out) Pin............................................. 95
MOSI (Master Out, Slave In) Pin............................................. 95
SCLK (Serial Clock I/O) Pin..................................................... 95
Applications....................................................................................... 1
General Description......................................................................... 1
Revision History ............................................................................... 3
Functional Block Diagram .............................................................. 4
Specifications..................................................................................... 5
Electrical Specifications............................................................... 5
Timing Specifications ................................................................ 10
Absolute Maximum Ratings.......................................................... 14
ESD Caution................................................................................ 14
Pin Configurations and Function Descriptions ......................... 15
Terminology .................................................................................... 20
Overview of the ARM7TDMI Core............................................. 21
Thumb Mode (T)........................................................................ 21
Multiplier (M)............................................................................. 21
EmbeddedICE (I) ....................................................................... 21
ARM Registers ............................................................................ 21
Interrupt Latency........................................................................ 22
Memory Organization ............................................................... 22
Flash/EE Control Interface........................................................ 23
Memory Mapped Registers ....................................................... 26
Complete MMR Listing............................................................. 27
Reset ............................................................................................. 32
Oscillator, PLL, and Power Control ............................................. 33
Clocking System ......................................................................... 33
Power Control System................................................................ 33
ADC Circuit Information.............................................................. 37
Reference Sources....................................................................... 38
Diagnostic Current Sources ...................................................... 38
Sinc3 Filter................................................................................... 39
ADC Chopping........................................................................... 39
Programmable Gain Amplifier................................................. 39
Excitation Sources ...................................................................... 39
ADC Low Power Mode.............................................................. 39
ADC Comparator and Accumulator ....................................... 40
Temperature Sensor ................................................................... 40
ADC MMR Interface ................................................................. 40
Example Application Circuits................................................... 53
DAC Peripherals ............................................................................. 55
DAC.............................................................................................. 55
SS
Slave Select (P0.0/ ) Input Pin ............................................... 95
Configuring External Pins for SPI Functionality................... 95
SPI Registers................................................................................ 96
General-Purpose I/O ................................................................... 100
GPxCON Registers................................................................... 100
GPxDAT Registers ................................................................... 101
GPxSET Registers..................................................................... 101
GPxCLR Registers.................................................................... 101
GPxPAR Registers.................................................................... 101
Rev. B | Page 2 of 108
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