C8051F320 Silicon Laboratories Inc, C8051F320 Datasheet - Page 10
C8051F320
Manufacturer Part Number
C8051F320
Description
IC 8051 MCU 16K FLASH 32LQFP
Manufacturer
Silicon Laboratories Inc
Series
C8051F32xr
Datasheet
1.C8051F320R.pdf
(256 pages)
Specifications of C8051F320
Core Processor
8051
Core Size
8-Bit
Speed
25MHz
Connectivity
SMBus (2-Wire/I²C), SPI, UART/USART, USB
Peripherals
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number Of I /o
25
Program Memory Size
16KB (16K x 8)
Program Memory Type
FLASH
Ram Size
2.25K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.6 V
Data Converters
A/D 17x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
32-LQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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C8051F320/1
6. VOLTAGE REFERENCE ...................................................................................................55
7. COMPARATORS ...............................................................................................................57
8. VOLTAGE REGULATOR (REG0) ...................................................................................67
9. CIP-51 MICROCONTROLLER ........................................................................................73
10
Figure 5.15. ADC Window Compare Example: Right-Justified Single-Ended Data..............52
Figure 5.16. ADC Window Compare Example: Left-Justified Single-Ended Data ................52
Figure 5.17. ADC Window Compare Example: Right-Justified Differential Data.................53
Figure 5.18. ADC Window Compare Example: Left-Justified Differential Data ...................53
Table 5.1.
Figure 6.1. Voltage Reference Functional Block Diagram....................................................55
Figure 6.2. REF0CN: Reference Control Register ................................................................56
Table 6.1.
Figure 7.1. Comparator0 Functional Block Diagram ............................................................57
Figure 7.2. Comparator1 Functional Block Diagram ............................................................58
Figure 7.3. Comparator Hysteresis Plot.................................................................................59
Figure 7.4. CPT0CN: Comparator0 Control Register ...........................................................60
Figure 7.5. CPT0MX: Comparator0 MUX Selection Register..............................................61
Figure 7.6. CPT0MD: Comparator0 Mode Selection Register..............................................62
Figure 7.7. CPT1CN: Comparator1 Control Register ...........................................................63
Figure 7.8. CPT1MX: Comparator1 MUX Selection Register..............................................64
Figure 7.9. CPT1MD: Comparator1 Mode Selection Register..............................................65
Table 7.1.
Table 8.1.
Figure 8.1. REG0 Configuration: USB Bus-Powered ...........................................................70
Figure 8.2. REG0 Configuration: USB Self-Powered ...........................................................70
Figure 8.3. REG0 Configuration: USB Self-Powered, Regulator Disabled ..........................71
Figure 8.4. REG0 Configuration: No USB Connection ........................................................71
Figure 8.5. REG0CN: Voltage Regulator Control.................................................................72
Figure 9.1. CIP-51 Block Diagram ........................................................................................73
Table 9.1.
Figure 9.2. Memory Map .......................................................................................................79
Table 9.2.
Table 9.3.
Figure 9.3. DPL: Data Pointer Low Byte ..............................................................................84
Figure 9.4. DPH: Data Pointer High Byte .............................................................................84
Figure 9.5. SP: Stack Pointer .................................................................................................85
Figure 9.6. PSW: Program Status Word ................................................................................85
Figure 9.7. ACC: Accumulator..............................................................................................86
Figure 9.8. B: B Register .......................................................................................................86
Table 9.4.
Figure 9.9. IE: Interrupt Enable .............................................................................................90
Figure 9.10. IP: Interrupt Priority ............................................................................................91
Figure 9.11. EIE1: Extended Interrupt Enable 1 .....................................................................92
Figure 9.12. EIP1: Extended Interrupt Priority 1.....................................................................93
Figure 9.13. EIE2: Extended Interrupt Enable 2 .....................................................................94
ADC0 Electrical Characteristics..........................................................................54
Voltage Reference Electrical Characteristics ......................................................56
Comparator Electrical Characteristics.................................................................66
Voltage Regulator Electrical Specifications........................................................69
CIP-51 Instruction Set Summary.........................................................................75
Special Function Register (SFR) Memory Map..................................................81
Special Function Registers ..................................................................................81
Interrupt Summary...............................................................................................89
Rev. 1.1