TMP91xy20AFG Toshiba, TMP91xy20AFG Datasheet - Page 153

• 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

Timing to writing to the
transmission buffer
Note 1: If the
Note 2: Transmission starts on the first falling edge of the TXDCLK clock after the
TXDCLK
SIOCLK
TXD
transmission.
Handshake function
CTS
errors can be avoided. The handshake functions is enabled or disabled by the
SC0MOD<CTSE> setting.
transmission is halted until the
interrupt is generated, it requests the next data send to the CPU. The next data is
written in the transmission buffer and data sending is halted.
setting any port assigned to be the
to request send data halt after data receive is completed by software in the RXD
interrupt routine.
CTS
Use of
When the
Though there is no
(a)
Send is suspended
from (a) and (b).
signal goes high during transmission, no more data will be sent after completion of the current
TMP91C820A
Sender
CTS
Figure 3.9.7
Figure 3.9.6 Handshake Function
CTS0
13
pin allows data can be sent in units of one frame; thus, overrun
CTS
TXD
14
(b)
pin goes high on completion of the current data send, data
91C820A-151
RTS
CTS
15
pin, a handshake function can be easily configured by
16
(Clear to send) Timing
1
CTS0
RTS
Start bit
RXD
RTS
2
TMP91C820A
pin goes low again. However, the INTTX0
function. The
Receiver
(Any port)
3
14
CTS
RTS
15
signal has fallen.
should be output high
16
1
TMP91C820A
Bit0
2008-02-20
2
3