TMPA901CMXBG Toshiba, TMPA901CMXBG Datasheet - Page 722

• 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

3.22.2
3.22.2.1 Analog Reference Voltage
3.22.2.2 Selecting Analog Input Channels
Description of Operation
AN7 pins by setting (ADMOD0<SCAN>
four scan modes by setting (ADMOD0<SCAN>
0y000. Since these settings are used for channel selection, the channel fixed input with
the AN0 pin will be selected. Pins not used as analog input channels can be used as
normal ports.
level side to the VREFL pin. Writing 0 in the ADMOD1<DACON> can turn OFF the
switch for VREFH - VREFL. To start AD conversion, be sure to write 1 in the DACON,
and then wait for 3 s, which is the time taken until the internal reference voltage is
stabilized, and then write 1 in the ADMOD0<ADS>.
converter.
(1) For normal AD conversion
(2) For top-priority AD conversion
When using an analog input channel in fix mode, select one channel from the AN4 to
When using an analog input channel in scan mode, select one scan mode from the
After reset, ADMOD0<SCAN> is initialized to 0 and ADMOD1<ADCH[2:0]> to
Apply the analog reference voltage's “H” level side to the VREFH pin and the “L”
Selecting an analog input channel depends on the operation mode of the AD
ADMOD2<HPADCH[2:0]>.
Select one channel from the analog input pins AN4 to AN7 by setting
TMPA901CM- 721
0) ADMOD1<ADCH[2:0]>.
1) ADMOD1 <ADCH[2:0]>.
TMPA901CM
2010-07-29