TMPA901CMXBG Toshiba, TMPA901CMXBG Datasheet - Page 93

• Manufacturer Part Number: TMPA901CMXBG
• Description: Microcontrollers (MCU) 32-bit RISC MCU 16kb ARM926EJ 16kb 200Mhz
• Manufacturer: Toshiba

Specifications of TMPA901CMXBG

• Product Summaries: Summary
• Lead Free: Yes
• Rohs Compatible Product(s): Available
• Rom (kbytes): -
• Rom Type: ROMless
• Ram (kbytes): 32
• Number Of Pins: 177
• Package: BGA
• Vcc: 3V
• Tft Lcd Controller: Y
• Touchscreen Controller: Y
• Usb Host Fs With Phy: Y
• Usb Device Hs With Phy: Y
• Sd Host Controller: -
• Cmos Image Sensor Interface: -
• I2s: 1
• Ssp (ch) Spi: 1
• I2mc/sio (ch): 1
• Uart/sio (ch): 2
• External Bus Interface: Y
• Cs/wait Controller (ch): 4
• Dma Controller: 8
• 10-bit Ad Converter: 4
• 12-bit Da Converter: -
• 16-bit Timer / Counter: 6
• Real Time Clock: Y
• Watchdog Timer: Y
• Osc Freq Detect: Y
• Low-power Modes: Y
• Lead Free Status / Rohs Status: Details

3.8
3.8.1
The DMA controller has the following features:
DMAC (DMA Controller)
Number of channels
DMA start
Bus master
Priority
FIFO
Bus width
Burst size
transfer count
Address
Endian
Transfer type
Interrupt
Special function
Functional Overview
Item
8 ch
Hardware request
Software request
32 bits
DMA channel 0 (high) to DMA channel 7
(low)
4 words
8/16/32 bits
1/4/8/16/32/64/128/256
~4095
Source address
Destination
address
Only little endian is supported.
Peripheral circuit (register) to peripheral
circuit (register)
Peripheral circuit (register) to memory
Memory to peripheral circuit (register)
Memory to memory
Terminal count interrupt
Transfer error interrupt
Scatter/gather function
Table 3.8.1 DMA controller functions
2 (AHB)
8 ch
Function
TMPA901CM- 92
incr / no-incr
incr / no-incr
16 types of DMA requests for
peripheral IPs. Refer to Table 3.8.2.
Activated by writing values into
DMACSoftBReq
DMA1, DMA2
Hardware-fixed
Source and destination can be
programmed separately.
Address wrapping is not supported.
DMA cannot start by hardware
request in memory to memory
transfer. Refer to the description of
DMACCxConfiguration register for
details.
Description
TMPA901CM
2010-07-29