TMP91xy20AFG Toshiba, TMP91xy20AFG Datasheet - Page 212

• Manufacturer Part Number: TMP91xy20AFG
• Manufacturer: Toshiba

Specifications of TMP91xy20AFG

• Package: LQFP144
• Rom Types(m=mask,p=otp, F=flash,e=eeprom): M
• Rom Combinations: 8
• Ram Combinations: 8
• Architecture: 16-bit CISC
• Usb/spi Channels: -
• Uart/sio Channels: 1
• I2c/sio Bus Channels: 1
• (s)dram Controller: 1
• Adc 10-bit Channel: 8
• Da Converter: -
• Timer 8-bit Channel: 4
• Timer 16-bit Channel: 1
• Pwm 8-bit Channels: -
• Pwm 16-bit Channels: -
• Cs/wait Controller: 4
• Dual Clock: Y
• Number Of I/o Ports: 77
• Power Supply Voltage(v): 3.0 to 3.6

(3) Starting AD conversion
(4) AD conversion modes and the AD conversion end interrupt
or ADMOD1<ADTRGE> in AD mode control register 1, and input falling edge on
ADMOD0<ADBF> will be set to 1, indicating that AD conversion is in progress.
time, to determine whether the AD conversion results have been preserved, check the
value of the conversion data storage flag AD REGxL<ADRxRF>.
•
•
•
•
register 0 determine the AD mode setting.
request. Also, ADMOD0<EOCF> will be set to 1 to indicate that AD conversion has
been completed.
ADTRG
a.
b.
To start AD conversion, write a 1 to ADMOD0<ADS> in AD mode control register 0
Writing a 1 to ADMOD0<ADS> during AD conversion restarts conversion. At that
During AD conversion, a falling edge input on the
The four AD conversion modes are:
The ADMOD0<REPEAT> and ADMOD0<SCAN> settings in AD mode control
Completion of AD conversion triggers an INTAD AD conversion end interrupt
Channel fixed single conversion mode
Channel scan single conversion mode
Channel fixed repeat conversion mode
Channel scan repeat conversion mode
Channel fixed single conversion mode
channel fixed single conversion mode.
conversion has been completed, the ADMOD0<EOCF> flag is set to 1,
ADMOD0<ADBF> is cleared to 0, and an INTAD interrupt request is generated.
Channel scan single conversion mode
channel scan single conversion mode.
scan conversion has
ADMOD0<ADBF> is cleared to 0, and an INTAD interrupt request is generated.
Setting ADMOD0<REPEAT> and ADMOD0<SCAN> to 00 selects conversion
In this mode data on one specified channel is converted once only. When the
Setting ADMOD0<REPEAT> and ADMOD0<SCAN> to 01 selects conversion
In this mode data on the specified scan channels is converted once only. When
pin.
When
AD
91C820A-210
conversion
been completed, ADMOD0<EOCF> is set to 1,
starts,
the
ADTRG
AD
pin will be ignored.
conversion
TMP91C820A
2008-02-20
busy
flag