參數(shù)資料
型號: MC68711E20VFNE2
廠商: Freescale Semiconductor
文件頁數(shù): 89/138頁
文件大小: 0K
描述: IC MCU 8BIT 52-PLCC
標(biāo)準(zhǔn)包裝: 23
系列: HC11
核心處理器: HC11
芯體尺寸: 8-位
速度: 4MHz
連通性: SCI,SPI
外圍設(shè)備: POR,WDT
輸入/輸出數(shù): 38
程序存儲器容量: 20KB(20K x 8)
程序存儲器類型: OTP
EEPROM 大?。?/td> 512 x 8
RAM 容量: 768 x 8
電壓 - 電源 (Vcc/Vdd): 4.5 V ~ 5.5 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 8x8b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 105°C
封裝/外殼: 52-LCC(J 形引線)
包裝: 管件
Resets, Interrupts, and Low-Power Modes
MC68HC711D3 Data Sheet, Rev. 2.1
54
Freescale Semiconductor
Figure 4-4. Processing Flow Out of Reset (Sheet 2 of 2)
I BIT IN
CCR SET?
2A
Y
N
ANY I-BIT
INTERRUPT
Y
N
PENDING?
FETCH OPCODE
ILLEGAL
OPCODE?
N
Y
WAI
Y
N
INSTRUCTION?
SWI
INSTRUCTION?
Y
N
RTI
INSTRUCTION?
Y
N
EXECUTE THIS
INSTRUCTION
STACK CPU
REGISTERS
N
Y
INTERRUPT
YET?
SET I BIT
STACK CPU
REGISTERS
SET I BIT
FETCH VECTOR
$FFF8, $FFF9
STACK CPU
REGISTERS
FETCH VECTOR
$FFF6, $FFF7
RESTORE CPU
REGISTERS
FROM STACK
1A
STACK CPU
REGISTERS
RESOLVE INTERRUPT
PRIORITY AND FETCH
VECTOR FOR HIGHEST
PENDING SOURCE
SET I BIT
START NEXT
INSTRUCTION
SEQUENCE
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