參數(shù)資料
型號(hào): μPD703003
廠商: NEC Corp.
英文描述: 16/32 Bit Single Chip Microcontrollers(16/32位單片微控制器)
中文描述: 16/32位單片機(jī)微控制器(16/32位單片微控制器)
文件頁(yè)數(shù): 18/82頁(yè)
文件大?。?/td> 592K
代理商: ΜPD703003
μ
PD703003
18
6. INTERRUPT/EXCEPTION HANDLING FUNCTIONS
The features of the interrupt/exception handling functions are shown below.
Interrupts
Nonmaskable interrupt: 1 source
Maskable interrupt: 32 sources
8-level programmable priority control
Multiple interrupt control based on priority levels
Mask specification for each maskable interrupt request
Noise elimination, edge detection, and valid edge specification for external interrupt requests
Exceptions
Software exceptions: 32 sources
Exception trap: 1 source (invalid instruction code exception)
The configuration of the interrupt/exception handling functions is shown below.
Figure 6-1. Block Diagram of Maskable Interrupt
RPU
S
3
3
3
3
INTM1
INTM2
INTM3
INTM4
SIO
INTCSI0
INTCSI1
INTCSI2
INTCSI3
INTSER0
INTSR0
INTST0
INTSER1
INTSR1
INTST1
INTOV11
INTOV12
INTOV13
INTOV14
Internal bus
XXMKn (interrupt mask flag)
ISPR
Handler
address
generator
CPU
PSW
ID
Interrupt
request
Interrupt
request
acknowledge
HALT mode
release signal
X
7
0
OVIF11
OVIF12
OVIF13
OVIF14
P11IF0
P11IF1
P11IF2
P11IF3
P12IF0
P12IF1
P12IF2
P12IF3
P13IF0
P13IF1
P13IF2
P13IF3
P14IF0
P14IF1
P14IF2
P14IF3
CMIF4
CSIF0
CSIF1
CSIF2
CSIF3
SEIF0
SRIF0
STIF0
SEIF1
SRIF1
STIF1
ADIF
INTP110/INTCC110
INTP111/INTCC111
INTP112/INTCC112
INTP113/INTCC113
INTP120/INTCC120
INTP121/INTCC121
INTP122/INTCC122
INTP123/INTCC123
INTP130/INTCC130
INTP131/INTCC131
INTP132/INTCC132
INTP133/INTCC133
INTP140/INTCC140
INTP141/INTCC141
INTP142/INTCC142
INTP143/INTCC143
INTCM4
INTAD
A/D converter
INTP110
XX: Name of peripheral unit (OV, P11 to P14, CM, CS, SE, SR, ST, AD)
n: Peripheral unit number (if none exists, then 0 to 4 or 11 to 14)
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