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8位微控制器8XC151SA和8XC151SB硬件介绍

消耗积分:3 | 格式:rar | 大小:916 | 2009-06-23

h1654155275.3301

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1.0 INTRODUCTION 1
2.0 MEMORY ORGANIZATION  2
2.1 Program Memory 2
2.2 Data Memory 2
3.0 SPECIAL FUNCTION
REGISTERS  4
4.0 PORT STRUCTURES AND
OPERATION  10
4.1 I/O Configurations 10
4.2 Port 1 and Port 3 10
4.3 Port 0 and Port 2 10
4.4 Read-Modify-Write Instructions 13
4.5 Quasi-Bidirectional Port
Operation 13
4.6 Port Loading 14
4.7 Accessing External Memory  15
4.7.1 Bus Cycle Definition 17
4.7.2 External Bus Cycles with Wait
States 21
4.7.3 Port 0 and Port 2 for States in
Non-Page and Page Mode  22
5.0 TIMERS/COUNTERS 23
5.1 TIMER 0 AND TIMER 1 23
5.2 TIMER 2  26
6.0 PROGRAMMABLE COUNTER
ARRAY  30
6.1 PCA 16-Bit Timer/Counter  32
6.2 Capture/Compare Modules 34
6.3 16-Bit Capture Mode 37
6.4 16-Bit Software Timer Mode  37
6.5 High Speed Output Mode 38
6.6 Watchdog Timer Mode 38
6.7 Pulse Width Modulator Mode 39
7.0 SERIAL INTERFACE 41
7.1 Framing Error Detection  42
7.2 Multiprocessor Communications  42
7.3 Automatic Address Recognition  42
7.4 Baud Rates 44
7.5 Using Timer 1 to Generate Baud
Rates  44
7.6 Using Timer 2 to Generate Baud
Rates  45
8.0 WATCHDOG TIMER 46
8.1 Using the WDT 46
8.2 WDT during Idle Mode and
Powerdown 46
9.0 INTERRUPTS 47
9.1 External Interrupts 47
9.2 Timer Interrupts 49
9.3 PCA Interrupt 50
9.4 Serial Port Interrupt 50
9.5 Interrupt Enable 50
9.6 Interrupt Priorities 51
9.7 Interrupt Processing 54
9.7.1 Minimum Fixed Interrupt
Time 55
9.7.2 Variable Interrupt
Parameter 55
9.7.3 Response Time Variables  55
9.7.4 Computation of Worst-Case
Latency With Variables  56
9.7.5 Blocking Conditions 57
9.7.6 Interrupt Vector Cycle 57
9.7.7 ISRs in Process 58
10.0 RESET 58
10.1 Externally Initiated Resets 58
10.2 WDT Initiated Resets 59
10.3 Reset Operation 59
10.4 Power-on Reset 59
11.0 POWER-SAVING MODES OF
OPERATION  60
11.1 Idle Mode 60
12.0 PROGRAMMING AND VERIFYING
NONVOLATILE MEMORY 62
12.1 Programming and Verifying
Modes  62
12.2 Lock Bit System 64
12.3 Encryption Array 64
12.4 Signature Bytes 64
13.0 ON-CIRCUIT EMULATION (ONCE)
MODE  65
14.0 ON-CHIP OSCILLATOR 66
15.0 INSTRUCTION SET
REFERENCE  68
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