C8051F352 Datasheet, PDF (4/234 Pages) Silicon Laboratories – 8 k ISP Flash MCU Family

C8051F350/1/2/3
9. Comparator0 ........................................................................................................... 79
9.1. Comparator0 Inputs and Outputs...................................................................... 83
10. CIP-51 Microcontroller ........................................................................................... 87
10.1.Instruction Set................................................................................................... 89
10.1.1.Instruction and CPU Timing ..................................................................... 89
10.1.2.MOVX Instruction and Program Memory ................................................. 89
10.2.Register Descriptions ....................................................................................... 93
10.3.Power Management Modes.............................................................................. 96
10.3.1.Idle Mode ................................................................................................. 96
10.3.2.Stop Mode................................................................................................ 96
11. Memory Organization and SFRs ........................................................................... 99
11.1.Program Memory.............................................................................................. 99
11.2.Data Memory .................................................................................................. 100
11.3.General Purpose Registers ............................................................................ 100
11.4.Bit Addressable Locations .............................................................................. 100
11.5.Stack............................................................................................................... 100
11.6.Special Function Registers............................................................................. 101
12. Interrupt Handler .................................................................................................. 105
12.1.MCU Interrupt Sources and Vectors............................................................... 105
12.2.Interrupt Priorities ........................................................................................... 105
12.3.Interrupt Latency............................................................................................. 105
12.4.Interrupt Register Descriptions ....................................................................... 107
12.5.External Interrupts .......................................................................................... 111
13. Prefetch Engine .................................................................................................... 113
14. Reset Sources....................................................................................................... 115
14.1.Power-On Reset ............................................................................................. 116
14.2.Power-Fail Reset / VDD Monitor .................................................................... 117
14.3.External Reset ................................................................................................ 118
14.4.Missing Clock Detector Reset ........................................................................ 118
14.5.Comparator0 Reset ........................................................................................ 118
14.6.PCA Watchdog Timer Reset .......................................................................... 118
14.7.Flash Error Reset ........................................................................................... 118
14.8.Software Reset ............................................................................................... 118
15. Flash Memory ....................................................................................................... 121
15.1.Programming The Flash Memory ................................................................... 121
15.1.1.Flash Lock and Key Functions ............................................................... 121
15.1.2.Flash Erase Procedure .......................................................................... 121
15.1.3.Flash Write Procedure ........................................................................... 122
15.2.Non-volatile Data Storage .............................................................................. 123
15.3.Security Options ............................................................................................. 123
16. External RAM ........................................................................................................ 127
17. Oscillators ............................................................................................................. 129
17.1.Programmable Internal Oscillator ................................................................... 129
17.2.External Oscillator Drive Circuit...................................................................... 131
17.2.1.Clocking Timers Directly Through the External Oscillator...................... 131
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Rev. 1.1