W681308
XXXX PRODUCT DESCRIPTION
TABLE OF CONTENT
1.
2.
3.
4.
5.
6.
GENERAL DESCRIPTION ............................................................................................................................................... 6
FEATURES....................................................................................................................................................................... 6
PIN CONFIGURATION..................................................................................................................................................... 8
PIN DESCRIPTION .......................................................................................................................................................... 9
BLOCK DIAGRAM.......................................................................................................................................................... 11
MEMORY MAP............................................................................................................................................................... 12
6.1
6.2
PROGRAM MEMORY MAP ........................................................................................................................................... 12
DATA MEMORY MAP .................................................................................................................................................. 12
7.
REGISTERS................................................................................................................................................................... 13
7.1
MCU CLOCK RATE SELECT REGISTER ....................................................................................................................... 13
INTERRUPT CONTROL REGISTERS .............................................................................................................................. 13
KEYPAD IO, LCD, UART AND GPIO CONTROL REGISTERS ......................................................................................... 13
GAIN STAGE AND MIXER CONTROL REGISTERS............................................................................................................ 14
PCM CONTROL REGISTERS....................................................................................................................................... 14
CODEC CONTROL REGISTERS.................................................................................................................................. 14
SPI CONTROL REGISTERS......................................................................................................................................... 15
W2S CONTROL REGISTERS....................................................................................................................................... 15
RING TONE (PWM) CONTROL REGISTERS .................................................................................................................. 16
FULL/HALF DUPLEX ACOUSTIC ECHO CANCELLATION (AEC) CONTROL REGISTERS ........................................................ 16
USB CONTROLLER REGISTERS.................................................................................................................................. 18
7.2
7.3
7.4
7.5
7.6
7.7
7.8
7.9
7.10
7.11
8.
MICROCONTROLLER ................................................................................................................................................... 21
8.1
8.2
FEATURES................................................................................................................................................................ 21
MEMORY ORGANIZATION ........................................................................................................................................... 21
8.2.1 Program Memory............................................................................................................................................... 21
8.2.2 Data Memory..................................................................................................................................................... 21
8.2.3 Special Function Registers (SFR) ..................................................................................................................... 22
8.3
8.4
POWER MANAGEMENT............................................................................................................................................... 22
RESET CONDITIONS .................................................................................................................................................. 23
8.4.1 External Reset................................................................................................................................................... 23
8.4.2 Watchdog Reset................................................................................................................................................ 23
8.5
8.6
INTERRUPTS............................................................................................................................................................. 23
PROGRAMMING TIMERS AND COUNTERS ..................................................................................................................... 24
8.6.1 Timers/Counters 0 and 1 ................................................................................................................................... 24
8.6.2 Timer/Counter 2................................................................................................................................................. 25
2
Rev1.2
NUVOTEM TALEMA [ NUVOTEM TALEMA ]
