LPC2925 NXP Semiconductors, LPC2925 Datasheet - Page 15

• Manufacturer Part Number: LPC2925
• Description: (LPC2921 - LPC2925) ARM9 microcontroller
• Manufacturer: NXP Semiconductors

NXP Semiconductors
LPC2921_2923_2925_0
Preliminary data sheet
www.DataSheet4U.com
Table 7.
Base clock
BASE_SAFE_CLK
BASE_SYS_CLK
BASE_PCR_CLK
BASE_IVNSS_CLK
BASE_MSCSS_CLK
Base clock and branch clock overview
Rev. 00.01 — 24 October 2008
Branch clock name
CLK_SAFE
CLK_SYS_CPU
CLK_SYS_SYS
CLK_SYS_PCRSS
CLK_SYS_FMC
CLK_SYS_RAM0
CLK_SYS_RAM1
CLK_SYS_GESS
CLK_SYS_VIC
CLK_SYS_PESS
CLK_SYS_GPIO0
CLK_SYS_GPIO1
CLK_SYS_GPIO5
CLK_SYS_IVNSS_A
CLK_SYS_MSCSS_A
CLK_SYS_DMA
CLK_SYS_USB
CLK_PCR_SLOW
CLK_IVNSS_APB
CLK_IVNSS_CANCA
CLK_IVNSS_CANC0
CLK_IVNSS_CANC1
CLK_IVNSS_I2C0
CLK_IVNSS_I2C1
CLK_IVNSS_LIN0
CLK_IVNSS_LIN1
CLK_MSCSS_APB
CLK_MSCSS_MTMR0
CLK_MSCSS_MTMR1
CLK_MSCSS_PWM0
CLK_MSCSS_PWM1
CLK_MSCSS_PWM2
CLK_MSCSS_PWM3
CLK_MSCSS_ADC1_APB APB side of ADC 1
CLK_MSCSS_ADC2_APB APB side of ADC 2
CLK_MSCSS_QEI
ARM9 microcontroller with CAN and LIN
LPC2921/2923/2925
Parts of the device clocked
by this branch clock
watchdog timer
ARM968E-S and TCMs
AHB bus infrastructure
AHB side of bridge in PCRSS
Flash-Memory Controller
Embedded SRAM Controller 0
(16 kB)
Embedded SRAM Controller 1
(16 kB) (LPC2925 only)
General Subsystem
Vectored Interrupt Controller
Peripheral Subsystem
GPIO bank 0
GPIO bank 1
GPIO bank 5
AHB side of bridge of IVNSS
AHB side of bridge of MSCSS
GPDMA
USB registers
PCRSS, CGU, RGU and PMU
logic clock
APB side of the IVNSS
CAN controller Acceptance
Filter
CAN channel 0
CAN channel 1
I2C0
I2C1
LIN channel 0
LIN channel 1
APB side of the MSCSS
Timer 0 in the MSCSS
Timer 1 in the MSCSS
PWM 0
PWM 1
PWM 2
PWM 3
Quadrature encoder
© NXP B.V. 2008. All rights reserved.
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