TMP91xy20AFG Toshiba, TMP91xy20AFG Datasheet - Page 176

• 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

Baud Rate
115.2 kbps
19.2 kbps
38.4 kbps
57.6 kbps
2.4 kbps
9.6 kbps
Pulse Width
○
×: Can not be used (16 − K)/16 division function.
−: Can not be set to 1/16 pulse width.
(4) SFR
(5) Notes
: Can be used (16 − K)/16 division function.
T × 3/16
T × 1/16
Table 3.9.6 Baud Rate and Pulse Width for (16 − K)/16 Division Function
stopping. The following example describes how to set this register:
pulse width when baud rate is 115.2 kbps).
3/16 or 1/16. But 1/16 pulse width can be selected when the baud rate is equal or less
than 38.4 kbps.
SIO0 can not be used to generate 115.2 kbps baud rate.
be used.
Figure 3.9.33 shows the control register SIRCR. Set the data SIRCR during SIO0 is
The IrDA 1.0 specification is defined in Table 3.9.5.
The pulse width is defined either baud rate TX 3/16 or 1.6 µs (1.6 µs is equal to 3/16
The TMP91C820A has the function selects the pulse width of transmission either
As the same reason, + (16 − K)/16 division function in the baud rate generator of
Also when the 38.4 kbps and 1/16 pulse width, + (16 − K)/16 division function can not
1) Baud rate generator for IrDA
2) As the IrDA 1.0 physical layer specification, the data transfer speed and
1) SIO setting
2) LD (SIRCR), 07H
3) LD (SIRCR), 37H
4) Start transmission
Modulation
and receiving for SIO0
To generate baud rate for IrDA, use baud rate generator in SIO0 by setting “01”
to SC0MOD0<SC1:0>. To use another source (TA0TRG, f
are not allowed.
infra-red pulse width is specified.
115.2 kbps 57.6 kbps 38.4 kbps 19.2 kbps
Table 3.9.5 Baud Rate and Pulse Width Specifications
RZI
RZI
RZI
RZI
RZI
RZI
↓
↓
×
−
Rate Tolerance
(% of rate)
○
−
±0.87
±0.87
±0.87
±0.87
±0.87
±0.87
91C820A-174
; Set the SIO to UART mode.
; Set the receive data pulse width to 16×.
; TXEN, RXEN enable the transmission and receiving.
; The modem operates as follows:
• SIO0 starts transmitting.
• IR receiver starts receiving.
○
×
Baud Rate
Pulse Width
(Minimum)
1.41 µs
1.41 µs
1.41 µs
1.41 µs
1.41 µs
1.41 µs
○
○
Pulse Width
9.6 kbps
(Typical)
78.13 µs
19.53 µs
9.77 µs
4.88 µs
3.26 µs
1.63 µs
○
○
SYS
2.4 kbps
Pulse width
(Maximum)
○
○
and SCLK0 input)
88.55 µs
22.13 µs
11.07 µs
5.96 µs
4.34 µs
2.23 µs
TMP91C820A
2008-02-20