TMPA901CMXBG Toshiba, TMPA901CMXBG Datasheet - Page 422
TMPA901CMXBG
Manufacturer Part Number
TMPA901CMXBG
Description
Microcontrollers (MCU) 32-bit RISC MCU 16kb ARM926EJ 16kb 200Mhz
Manufacturer
Toshiba
Datasheet
1.TMPA901CMXBG.pdf
(858 pages)
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
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Watermark level
SSP0DMACR.
FIFO, the receive DMA request is asserted.
the FIFO), the transmit DMA request is asserted.
request clear signals, which are asserted by the DMA controller, is provided.
After the request clear signal is deasserted, a request signal can become active again,
depending on the conditions described above. All request signals are deasserted if the SSP
is disabled or the DMA enable signal is cleared.
receive FIFOs.
(5) DMA interface
The DMA operation of the SSP is controlled through the DMA control register,
When there are more data than the watermark level (half of the FIFO) in the receive
When the amount of data left in the receive FIFO is less than the watermark level (half of
To clear the transmit/receive DMA request, an input pin for the transmit/receive DMA
Set the DMA burst length to 4 words.
* For the remaining three characters, the SSP does not assert the burst request.
Each request signal remains asserted until the relevant DMA clear signal is asserted.
The following table shows the trigger points for DMABREQ, for both the transmit and
1/2
(number of empty locations)
Transmit
TMPA901CM- 421
4
Burst length
(number of filled locations)
Receive
4
TMPA901CM
2010-07-29
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