Texas Instruments Development Kit for TM4C129x,Tiva™ ARM® Cortex™ -M4 Microcontroller DK-TM4C129X DK-TM4C129X 데이터 시트
제품 코드
DK-TM4C129X
Figure 5-5. Main Clock Tree
Hibernation Module (HIB)
MOSC
PLL
PLLFREQ0
÷N
DSOSCSRC
PIOSC
MOSC
PIOSC
RTCOSC
OSCCLK
VCO
OSCSRC
PSYSDIV
mosc
16 MHz
LFIOSC
XOSC0
RTOSC
Reg
RTCOSC
SYSCLK
XOSC1
OSC0
OSC1
PLLFREQ1
PLLSTAT
PLLSRC
mosc
piosc
NOXTAL
÷N
USBCLK_PLL
USEPLL
PHY Clock
÷N
÷N
ADCCLK
mosc
PERIPHERALS
clock gates
CPU
÷N
OSYSDIV
DSSYSDIV
mode
DS
RS
1
0
0
mode
DS
RS
mode
DS
RS
0
1
piosc
GPIO (PM4)
LCD
mosc
ADC0
USB
EMAC
&
EPHY
ADCCLK
CS
CLKDIV
CS
CLKDIV
÷2N
PWMCLK
PWMDIV
USEPWMDIV
PWM0
CLKDIV
ADC1
DIVSCLK
mosc
piosc
÷N
RTCCLK
DIVSCLK
MII/RMII CLK
LFIOSC
ALTCLKCFG
SYSCLK
lpc
PTP REF_CLK
1
0
USB0CLK
USBCLK
0
1
ULPIEN &CSD
ULPIEN
&!CSD
&!CSD
PIOSC16
To peripherals requiring
16MHz PIOSC clock
16MHz PIOSC clock
ALTCLK
To peripherals such as
UART, SSI, Timers, ADC, WDT
UART, SSI, Timers, ADC, WDT
RTCOSC
LFIOSC
mode is either run/sleep (RS), or deep sleep (DS).
clock gate
A
B
mode
R S
DCGC
RCGC
SCGC
D
RSCLKCFG.ACG
1
0
A
B
243
December 13, 2013
Texas Instruments-Advance Information
Tiva
™
TM4C129XNCZAD Microcontroller