stm32f407zgt6
General-purpose DMA
16-stream DMA controller with FIFOs and burst support
USB-dedicated DMA
USB 2.0 high-speed/full-speed device/host/OTG controller with dedicated DMA, on-chip full-speed PHY and ULPI
s3c2440
LCD-dedicated DMA
LCD controller (up to 4K color STN and 256K color TFT) with LCD-dedicated DMA
General-purpose DMA
· 4-ch DMA controllers with external request pins
· Supports memory to memory, IO to memory,memory to IO, and IO to IO transfers
· Burst transfer mode to enhance the transfer rate
Peripherals supported:
timer
dma request mode
usb device controller
dma
i2c
dma
spi
dma
DMA-based or interrupt-based operation
camera
dma
pwm
4-ch 16-bit Timer with PWM /1-ch 16-bit internal timer with DMA-based or interrupt-based operation
uart
3-channel UART with DMA-based or interrupt based operation
interrupt
4 DMA interrupt source
IIS-Bus Interface
· 1-ch IIS-bus for audio interface with DMA-based operation
SD Host Interface
· Normal, Interrupt and DMA data transfer mode(byte, halfword, word transfer)
· DMA burst4 access support (only word transfer)
i.mx6ull
Smart DMA enables data transfer between non-mastering peripherals and external or internal memories
Connectivity peripherals, timers and External Memory Interfaces:
Embedded DMAs