C8051F230-GQ Silicon Laboratories Inc, C8051F230-GQ Datasheet - Page 38

• Manufacturer Part Number: C8051F230-GQ
• Description: IC 8051 MCU 8K FLASH 48TQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F2xxr

Specifications of C8051F230-GQ

• Program Memory Type: FLASH
• Program Memory Size: 8KB (8K x 8)
• Package / Case: 48-TQFP, 48-VQFP
• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, WDT
• Number Of I /o: 32
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: C8051F2x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: SPI/UART
• Maximum Clock Frequency: 25 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 3
• Operating Supply Voltage: 2.7 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Development Tools By Supplier: C8051F226DK
• Minimum Operating Temperature: - 40 C
• No. Of I/o's: 32
• Ram Memory Size: 256Byte
• Cpu Speed: 25MHz
• No. Of Timers: 3
• Rohs Compliant: Yes
• Package: 48TQFP
• Device Core: 8051
• Family Name: C8051F2xx
• Maximum Speed: 25 MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 336-1242

C8051F2xx
38
(Analog Input - GND)
Given:
AMX0SL = 0x00, AMX0CF = 0x00, ADLJST = 0,
ADC0LTH = 0x20,
An ADC End of Conversion will cause an ADC
Window Compare Interrupt (ADWINT=1) if the
resulting ADC Data Word is < 0x20 and > 0x10.
Input Voltage
REF x (255/256)
REF x (32/256)
REF x (16/256)
0
ADC Data
Figure 5.3. 8-Bit ADC Window Interrupt Examples
Word
0xFF
0x1F
0x0F
0x21
0x20
0x11
0x10
0x00
ADC0GTH = 0x10.
ADC0LTH
ADC0GTH
ADWINT
not affected
ADWINT=1
ADWINT
not affected
Rev. 1.6
Given:
AMX0SL = 0x00, AMX0CF = 0x00, ADLJST = 0,
ADC0LTH = 0x10,
An ADC End of Conversion will cause an ADC
Window Compare Interrupt (ADWINT=1) if the
resulting ADC Data Word is < 0x10 or > 0x20.
(Analog Input - GND)
Input Voltage
REF x (255/256)
REF x (32/256)
REF x (16/256)
0
ADC0GTH = 0x20.
ADC Data
Word
0xFF
0x21
0x20
0x1F
0x11
0x10
0x0F
0x00
ADC0GTH
ADC0LTH
ADWINT=1
ADWINT
not affected
ADWINT=1