TMP92xy21FG Toshiba, TMP92xy21FG Datasheet - Page 188

• Manufacturer Part Number: TMP92xy21FG
• Manufacturer: Toshiba

Specifications of TMP92xy21FG

• Package: LQFP144
• Rom Types(m=mask,p=otp, F=flash,e=eeprom): Romless
• Rom Combinations: Romless
• Ram Combinations: 16
• Architecture: 32-bit CISC
• Usb/spi Channels: -
• Uart/sio Channels: 2
• I2c/sio Bus Channels: -
• (s)dram Controller: 1
• Adc 10-bit Channel: 4
• 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: 82
• Power Supply Voltage(v): 3.0 to 3.6

3.9.5
Support for IrDA
(1) Modulation of the transmission data
(2) Modulation of the receive data
TXD0 pin
Receive data
Transmission
data
RXD0 pin
SIO0 includes support for the IrDA 1.0 infrared data communication specification.
Figure 3.9.24 shows the block diagram.
1/16 times for width of baud rate. The pulse width is selected by the SIRCR<PLSEL>.
SIO0. Otherwise the modem outputs “1” to SIO0. The effective pulse width is selected
by SIRCR<SIRWD3:0>.
SIO0
When the transmit data is 0, the modem outputs 1 to TXD0 pin with either 3/16 or
When the transmit data is 1, the modem outputs 0.
When the receive data has an effective pulse width of “1”, the modem outputs “0” to
Transmission data
Receive
data
TMP92CH21
Start
Start
Figure 3.9.25 Transmission Example
Figure 3.9.26 Receiving Example
IR demodulator
IR modulator
Figure 3.9.24 Block Diagram
Modem
0
1
92CH21-186
1
0
TXD0
RXD0
0
0
IR transmitter & LED
0
1
IR receiver
1
0
1
1
IR output
IR input
0
1
0
0
TMP92CH21
2009-06-19
Stop
Stop