C8051F02X Datasheet, PDF (110/272 Pages) Silicon Laboratories – 8K ISP FLASH MCU Family

C8051F020/1/2/3
Table 12.3. Special Function Registers
SFRs are listed in alphabetical order. All undefined SFR locations are reserved.
Register
Address Description
ADC0LTH
0xC7
ADC0 Less-Than High
ADC0LTL
0xC6
ADC0 Less-Than Low
ADC1CF
0xAB
ADC1 Analog Multiplexer Configuration
ADC1CN
0xAA
ADC1 Control
ADC1
0x9C
ADC1 Data Word
AMX0CF
0xBA
ADC0 Multiplexer Configuration
AMX0SL
0xBB
ADC0 Multiplexer Channel Select
AMX1SL
0xAC
ADC1 Analog Multiplexer Channel Select
B
0xF0
B Register
CKCON
0x8E
Clock Control
CPT0CN
0x9E
Comparator 0 Control
CPT1CN
0x9F
Comparator 1 Control
DAC0CN
0xD4
DAC0 Control
DAC0H
0xD3
DAC0 High
DAC0L
0xD2
DAC0 Low
DAC1CN
0xD7
DAC1 Control
DAC1H
0xD6
DAC1 High Byte
DAC1L
0xD5
DAC1 Low Byte
DPH
0x83
Data Pointer High
DPL
0x82
Data Pointer Low
EIE1
0xE6
Extended Interrupt Enable 1
EIE2
0xE7
Extended Interrupt Enable 2
EIP1
0xF6
External Interrupt Priority 1
EIP2
0xF7
External Interrupt Priority 2
EMI0CN
0xAF
External Memory Interface Control
EMI0CF
0xA3
EMIF Configuration
EMI0TC
0xA1
EMIF Timing Control
FLACL
0xB7
FLASH Access Limit
FLSCL
0xB6
FLASH Scale
IE
0xA8
Interrupt Enable
IP
0xB8
Interrupt Priority
OSCICN
0xB2
Internal Oscillator Control
OSCXCN
0xB1
External Oscillator Control
P0
0x80
Port 0 Latch
P0MDOUT
0xA4
Port 0 Output Mode Configuration
P1
0x90
Port 1 Latch
P1MDIN
0xBD
Port 1 Input Mode
P1MDOUT
0xA5
Port 1 Output Mode Configuration
P2
0xA0
Port 2 Latch
P2MDOUT
0xA6
Port 2 Output Mode Configuration
P3
0xB0
Port 3 Latch
P3IF
0xAD
Port 3 Interrupt Flags
P3MDOUT
0xA7
Port 3 Output Mode Configuration
†P4
0x84
Port 4 Latch
†P5
0x85
Port 5 Latch
110
Rev. 1.4
Page No.
page 53*, page 69**
page 53*, page 69**
page 79
page 80
page 81
page 47*, page 63**
page 48*, page 64**
page 79
page 115
page 226
page 97
page 98
page 86
page 85
page 85
page 88
page 87
page 87
page 113
page 113
page 121
page 122
page 123
page 124
page 147
page 147
page 152
page 142
page 143
page 119
page 120
page 136
page 137
page 173
page 173
page 174
page 174
page 175
page 175
page 175
page 176
page 177
page 176
page 180†
page 180†