TMP92xy21FG Toshiba, TMP92xy21FG Datasheet - Page 45

• 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

General-purpose
processing
interrupt
Figure 3.4.1 Interrupt and Micro DMA Processing Sequence
PUSH
PUSH
SR<IFF2:0> ← Level of
INTNEST ← INTNEST + 1
read interrupt request F/F clear
INTNEST ← INTNEST − 1
Interrupt vector calue “V”
PC ← (FFFF00H + V)
Interrupt processing
Interrupt processing
Interrupt specified
RETI instruction
by micro DMA
start vector ?
POP SR
POP PC
program
PC
SR
End
accepted
interrupt + 1
NO
92CH21-43
YES
Clear interrupt request flag
COUNT ← COUNT − 1
Data transfer by micro
COUNT = 0
DMA
NO
YES
Micro DMA
processing
generating micro DMA
transfer end interrupt
Clear vector register
(INTTC0 to 7)
Micro DMA soft
TMP92CH21
start request
2009-06-19