参数资料
型号: SAF-C161S-LM 3V AA
厂商: Infineon Technologies
文件页数: 14/75页
文件大小: 0K
描述: IC MCU 16BIT ROM/LESS MQFP-80-7
标准包装: 1
系列: C16xx
核心处理器: C166
芯体尺寸: 16-位
速度: 20MHz
连通性: EBI/EMI,SPI,UART/USART
外围设备: POR,PWM,WDT
输入/输出数: 63
程序存储器类型: ROMless
RAM 容量: 2K x 8
电压 - 电源 (Vcc/Vdd): 3 V ~ 3.6 V
振荡器型: 外部
工作温度: -40°C ~ 85°C
封装/外壳: 80-QFP
包装: 剪切带 (CT)
其它名称: SAF-C161S-LM3VAACT
SAF-C161S-LM3VAACT-ND
SAF-C161S-LM3VAAINCT
C161S
Functional Description
Data Sheet
17
V1.0, 2003-11
The C161S also provides an excellent mechanism to identify and to process exceptions
or error conditions that arise during run-time, so-called ‘Hardware Traps’. Hardware
traps cause immediate non-maskable system reaction which is similar to a standard
interrupt service (branching to a dedicated vector table location). The occurrence of a
hardware trap is additionally signified by an individual bit in the trap flag register (TFR).
Except when another higher prioritized trap service is in progress, a hardware trap will
interrupt any actual program execution. In turn, hardware trap services can normally not
be interrupted by standard or PEC interrupts.
Table 4 shows all of the possible exceptions or error conditions that can arise during run-
time:
Table 4
Hardware Trap Summary
Exception Condition
Trap
Flag
Trap
Vector
Location
Trap
Number
Trap
Priority
Reset Functions:
Hardware Reset
Software Reset
W-dog Timer Overflow
RESET
00’0000
H
00’0000
H
00’0000
H
00
H
00
H
00
H
III
Class A Hardware Traps:
Non-Maskable
Interrupt
Stack Overflow
Stack Underflow
NMI
STKOF
STKUF
NMITRAP
STOTRAP
STUTRAP
00’0008
H
00’0010
H
00’0018
H
02
H
04
H
06
H
II
Class B Hardware Traps:
Undefined Opcode
Protected Instruction
Fault
Illegal Word Operand
Access
Illegal Instruction
Access
Illegal External Bus
Access
UNDOPC
PRTFLT
ILLOPA
ILLINA
ILLBUS
BTRAP
00’0028
H
00’0028
H
00’0028
H
00’0028
H
00’0028
H
0A
H
0A
H
0A
H
0A
H
0A
H
I
Reserved
[2C
H
3C
H]
[0B
H
0F
H]
Software Traps
TRAP Instruction
––
Any
[00’0000
H
00’01FC
H]
in steps of
4
H
Any
[00
H
7F
H]
Current
CPU
Priority
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