C8051F040/1/2/3/4/5/6/7

Rev. 1.5 13

List of Tables

1. System Overview

Table 1.1. Product Selection Guide ......................................................................... 20

2. Absolute Maximum Ratings

Table 2.1. Absolute Maximum Ratings* .................................................................. 35

3. Global DC Electrical Characteristic

Table 3.1. Global DC Electrical Characteristics ....................................................... 36

4. Pinout and Package Definitions

Table 4.1. Pin Definitions ......................................................................................... 37

5. 12-Bit ADC (ADC0, C8051F040/1 Only)

Table 5.1. AMUX Selection Chart (AMX0AD3–0 and AMX0CF3–0 bits) ................ 50

Table 5.2. 12-Bit ADC0 Electrical Characteristics ................................................... 67

Table 5.3. High-Voltage Difference Amplifier Electrical Characteristics .................. 68

6. 10-Bit ADC (ADC0, C8051F042/3/4/5/6/7 Only)

Table 6.1. AMUX Selection Chart (AMX0AD3-0 and AMX0CF3-0 bits) .................. 72

Table 6.2. 10-Bit ADC0 Electrical Characteristics ................................................... 89

Table 6.3. High-Voltage Difference Amplifier Electrical Characteristics .................. 90

7. 8-Bit ADC (ADC2, C8051F040/1/2/3 Only)

Table 7.1. AMUX Selection Chart (AMX2AD2-0 and AMX2CF3-0 bits) .................. 96

Table 7.2. ADC2 Electrical Characteristics ............................................................ 103

8. DACs, 12-Bit Voltage Mode (C8051F040/1/2/3 Only)

Table 8.1. DAC Electrical Characteristics .............................................................. 111

9. Voltage Reference (C8051F040/2/4/6)

Table 9.1. Voltage Reference Electrical Characteristics ....................................... 115

10.Voltage Reference (C8051F041/3/5/7)

Table 10.1. Voltage Reference Electrical Characteristics ..................................... 119

11.Comparators

Table 11.1. Comparator Electrical Characteristics ................................................ 126

12.CIP-51 Microcontroller

Table 12.1. CIP-51 Instruction Set Summary ........................................................ 129

Table 12.2. Special Function Register (SFR) Memory Map .................................. 144

Table 12.3. Special Function Registers ................................................................. 146

Table 12.4. Interrupt Summary .............................................................................. 154

13.Reset Sources

Table 13.1. Reset Electrical Characteristics .......................................................... 171

14.Oscillators

Table 14.1. Internal Oscillator Electrical Characteristics ....................................... 175

15.Flash Memory

Table 15.1. Flash Electrical Characteristics .......................................................... 180

16.External Data Memory Interface and On-Chip XRAM

Table 16.1. AC Parameters for External Memory Interface ................................... 202

17.Port Input/Output

Table 17.1. Port I/O DC Electrical Characteristics ................................................. 203

C8051F040/1/2/3/4/5/6/7

14 Rev. 1.5

18.Controller Area Network (CAN0)

Table 18.1. Background System Information ........................................................ 229

Table 18.2. CAN Register Index and Reset Values .............................................. 233

19.System Management BUS/I

C BUS (SMBUS0)

Table 19.1. SMB0STA Status Codes and States .................................................. 252

20.Enhanced Serial Peripheral Interface (SPI0)

21.UART0

Table 21.1. UART0 Modes .................................................................................... 266

Table 21.2. Oscillator Frequencies for Standard Baud Rates ............................... 273

22.UART1

Table 22.1. Timer Settings for Standard Baud Rates Using the Internal 24.5 MHz Os-

cillator ................................................................................................. 284

Table 22.2. Timer Settings for Standard Baud Rates Using an External 25.0 MHz Os-

cillator ................................................................................................. 284

Table 22.3. Timer Settings for Standard Baud Rates Using an External 22.1184 MHz

Oscillator ............................................................................................. 285

Table 22.4. Timer Settings for Standard Baud Rates Using an External 18.432 MHz

Oscillator ............................................................................................. 285

Table 22.5. Timer Settings for Standard Baud Rates Using an External 11.0592 MHz

Oscillator ............................................................................................. 286

Table 22.6. Timer Settings for Standard Baud Rates Using an External 3.6864 MHz

Oscillator ............................................................................................. 286

23.Timers

24.Programmable Counter Array

Table 24.1. PCA Timebase Input Options ............................................................. 304

Table 24.2. PCA0CPM Register Settings for PCA Capture/Compare Modules .... 305

25.JTAG (IEEE 1149.1)

Table 25.1. Boundary Data Register Bit Definitions .............................................. 318

C8051F040/1/2/3/4/5/6/7

Rev. 1.5 15

List of Registers

SFR Definition 5.1. AMX0CF: AMUX0 Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . 49

SFR Definition 5.2. AMX0SL: AMUX0 Channel Select . . . . . . . . . . . . . . . . . . . . . . . . . 49

SFR Definition 5.3. AMX0PRT: Port 3 Pin Selection . . . . . . . . . . . . . . . . . . . . . . . . . . 51

SFR Definition 5.4. HVA0CN: High Voltage Difference Amplifier Control . . . . . . . . . . . 53

SFR Definition 5.5. ADC0CF: ADC0 Configuration Register . . . . . . . . . . . . . . . . . . . . 58

SFR Definition 5.6. ADC0CN: ADC0 Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

SFR Definition 5.7. ADC0H: ADC0 Data Word MSB . . . . . . . . . . . . . . . . . . . . . . . . . . 60

SFR Definition 5.8. ADC0L: ADC0 Data Word LSB . . . . . . . . . . . . . . . . . . . . . . . . . . . 60

SFR Definition 5.9. ADC0GTH: ADC0 Greater-Than Data High Byte . . . . . . . . . . . . . 62

SFR Definition 5.10. ADC0GTL: ADC0 Greater-Than Data Low Byte . . . . . . . . . . . . . 62

SFR Definition 5.11. ADC0LTH: ADC0 Less-Than Data High Byte . . . . . . . . . . . . . . . 62

SFR Definition 5.12. ADC0LTL: ADC0 Less-Than Data Low Byte . . . . . . . . . . . . . . . . 63

SFR Definition 6.1. AMX0CF: AMUX0 Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . 71

SFR Definition 6.2. AMX0SL: AMUX0 Channel Select . . . . . . . . . . . . . . . . . . . . . . . . 71

SFR Definition 6.3. AMX0PRT: Port 3 Pin Selection . . . . . . . . . . . . . . . . . . . . . . . . . . 73

SFR Definition 6.4. HVA0CN: High Voltage Difference Amplifier Control . . . . . . . . . . . 75

SFR Definition 6.5. ADC0CF: ADC0 Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . 80

SFR Definition 6.6. ADC0CN: ADC0 Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81

SFR Definition 6.7. ADC0H: ADC0 Data Word MSB . . . . . . . . . . . . . . . . . . . . . . . . . . 82

SFR Definition 6.8. ADC0L: ADC0 Data Word LSB . . . . . . . . . . . . . . . . . . . . . . . . . . . 82

SFR Definition 6.9. ADC0GTH: ADC0 Greater-Than Data High Byte . . . . . . . . . . . . . 84

SFR Definition 6.10. ADC0GTL: ADC0 Greater-Than Data Low Byte . . . . . . . . . . . . . 84

SFR Definition 6.11. ADC0LTH: ADC0 Less-Than Data High Byte . . . . . . . . . . . . . . . 84

SFR Definition 6.12. ADC0LTL: ADC0 Less-Than Data Low Byte . . . . . . . . . . . . . . . . 85

SFR Definition 7.1. AMX2CF: AMUX2 Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . 95

SFR Definition 7.2. AMX2SL: AMUX2 Channel Select . . . . . . . . . . . . . . . . . . . . . . . . . 95

SFR Definition 7.3. ADC2CF: ADC2 Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . 97

SFR Definition 7.4. ADC2CN: ADC2 Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98

SFR Definition 7.5. ADC2: ADC2 Data W

ord . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99

SFR Definition 7.6. ADC2GT: ADC2 Greater-Than Data . . . . . . . . . . . . . . . . . . . . . . 100

SFR Definition 7.7. ADC2LT: ADC2 Less-Than Data . . . . . . . . . . . . . . . . . . . . . . . . . 100

SFR Definition 8.1. DAC0H: DAC0 High Byte . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107

SFR Definition 8.2. DAC0L: DAC0 Low Byte . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107

SFR Definition 8.3. DAC0CN: DAC0 Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108

SFR Definition 8.4. DAC1H: DAC1 High Byte . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109

SFR Definition 8.5. DAC1L: DAC1 Low Byte . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109

SFR Definition 8.6. DAC1CN: DAC1 Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110

SFR Definition 9.1. REF0CN: Reference Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114

SFR Definition 10.1. REF0CN: Reference Control . . . . . . . . . . . . . . . . . . . . . . . . . . . 118

SFR Definition 11.1. CPTnCN: Comparator 0, 1, and 2 Control . . . . . . . . . . . . . . . . . 124

SFR Definition 11.2. CPTnMD: Comparator Mode Selection . . . . . . . . . . . . . . . . . . . 125

SFR Definition 12.1. SFR Page Control Register: SFRPGCN . . . . . . . . . . . . . . . . . . 142

SFR Definition 12.2. SFR Page Register: SFRPAGE . . . . . . . . . . . . . . . . . . . . . . . . . 142

Part #	C8051F041-GQ
Description	MCU 8BIT CISC 64KB FLASH 3V 64TQFP - Trays
Category	IC
Availability	In Stock
Qty	2

C8051F041-GQ

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