C8051F54X_14 Datasheet, PDF (3/275 Pages) Silicon Laboratories – Mixed Signal ISP Flash MCU Family

C8051F54x
Table of Contents
1. System Overview ..................................................................................................... 13
2. Ordering Information ............................................................................................... 16
3. Pin Definitions.......................................................................................................... 18
4. Package Specifications ........................................................................................... 23
4.1. QFP-32 Package Specifications........................................................................ 23
4.2. QFN-32 Package Specifications........................................................................ 25
4.3. QFN-24 Package Specifications........................................................................ 27
5. 12-Bit ADC (ADC0) ................................................................................................... 29
5.1. Modes of Operation ........................................................................................... 30
5.2. Output Code Formatting .................................................................................... 34
5.3. Selectable Gain ................................................................................................. 35
5.4. Programmable Window Detector....................................................................... 43
6. Electrical Characteristics ........................................................................................ 47
6.1. Absolute Maximum Specifications..................................................................... 47
6.2. Electrical Characteristics ................................................................................... 48
6.1. ADC0 Analog Multiplexer .................................................................................. 58
6.2. Temperature Sensor.......................................................................................... 60
7. Voltage Reference.................................................................................................... 61
8. Comparators............................................................................................................. 63
8.1. Comparator Multiplexer ..................................................................................... 69
9. Voltage Regulator (REG0) ....................................................................................... 72
10. CIP-51 Microcontroller........................................................................................... 74
10.1. Performance .................................................................................................... 74
10.2. Instruction Set.................................................................................................. 76
10.3. CIP-51 Register Descriptions .......................................................................... 80
10.4. Serial Number Special Function Registers (SFRs) ......................................... 84
11. Memory Organization ............................................................................................ 85
11.1. Program Memory............................................................................................. 85
11.2. Data Memory ................................................................................................... 86
11.3. External RAM .................................................................................................. 87
12. Special Function Registers................................................................................... 89
12.1. SFR Paging ..................................................................................................... 89
12.2. Interrupts and SFR Paging .............................................................................. 89
12.3. SFR Page Stack Example ............................................................................... 91
13. Interrupts .............................................................................................................. 105
13.1. MCU Interrupt Sources and Vectors.............................................................. 105
13.2. Interrupt Register Descriptions ...................................................................... 108
13.3. External Interrupts INT0 and INT1..................................................................115
14. Flash Memory....................................................................................................... 117
14.1. Programming the Flash Memory ................................................................... 117
14.2. Non-volatile Data Storage ............................................................................. 119
14.3. Security Options ............................................................................................ 119
14.4. Flash Write and Erase Guidelines ................................................................. 121
Rev. 1.1
3