TMP91xy20AFG Toshiba, TMP91xy20AFG Datasheet - Page 170

• 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

c.
Transmission and receiving (Full duplex mode)
enable the level of transmit interrupt. In the transmit interrupt program, read the
receiving buffer before setting the next transmit data.
When the full duplex mode is used, set the level of receive interrupt to 0 and set
The example is following.
Example:
Main routine
INTTX0 interrupt routine
X: Don’t care, − : No change
INTES0
PCCR
PCFC
SC0MOD0
SC0MOD1
SC0CR
BR0CR
SC0MOD0
SC0BUF
Acc SC0BUF
SC0BUF
* Clock state
7
0
–
–
0
1
0
0
0
*
*
Channel 0, SCLK output
Baud rate = 9600 bps
fc = 14.7456 MHz
6
0
–
–
0
1
0
0
0
*
*
5
0
–
–
0
0
0
1
1
*
*
91C820A-168
4
1
–
–
0
0
0
1
0
*
*
3
0
–
–
0
0
0
0
0
*
*
2
0
1
1
0
0
0
0
0
*
*
1
0
0
–
0
0
0
1
0
*
*
System clock:
Clock gear:
Prescaler clock: f
0
0
1
1
0
0
0
1
0
*
*
Set the INTTX0 level to 1.
Set the INTRX0 level to 0.
Set PC0, PC1 and PC2 to function as the TXD0,
RXD0 and SCLK0 pins respectively.
Select I/O interface mode.
Select full duplex mode.
SCLK output, transmit on negative edge,
receive on positive edge.
Baud rate = 9600 bps.
Enable receiving.
Set the transmit data and start.
Read the receiving buffer.
Set the next transmit data.
High frequency (fc)
1 (fc)
FPH
TMP91C820A
2008-02-20