C8051F021 Silicon Laboratories Inc, C8051F021 Datasheet - Page 15

• Manufacturer Part Number: C8051F021
• Description: IC 8051 MCU 64K FLASH 64TQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F02xr

Specifications of C8051F021

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: EBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
• Number Of I /o: 32
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Ram Size: 4.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 8x8b, 8x12b; D/A 2x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-TQFP, 64-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

C8051F020/1/2/3
Figure 23.4. PCA Capture Mode Diagram ............................................................................253
Figure 23.5. PCA Software Timer Mode Diagram................................................................254
Figure 23.6. PCA High Speed Output Mode Diagram ..........................................................255
Figure 23.7. PCA Frequency Output Mode ...........................................................................256
Figure 23.8. PCA 8-Bit PWM Mode Diagram ......................................................................257
Figure 23.9. PCA 16-Bit PWM Mode ...................................................................................258
Figure 23.10. PCA0CN: PCA Control Register ....................................................................259
Figure 23.11. PCA0MD: PCA0 Mode Register ....................................................................260
Figure 23.12. PCA0CPMn: PCA0 Capture/Compare Mode Registers .................................261
Figure 23.13. PCA0L: PCA0 Counter/Timer Low Byte .......................................................262
Figure 23.14. PCA0H: PCA0 Counter/Timer High Byte ......................................................262
Figure 23.15. PCA0CPLn: PCA0 Capture Module Low Byte ..............................................263
Figure 23.16. PCA0CPHn: PCA0 Capture Module High Byte .............................................263
24. JTAG (IEEE 1149.1)............................................................................................................265
Figure 24.1. IR: JTAG Instruction Register ..........................................................................265
Table 24.1. Boundary Data Register Bit Definitions............................................................266
Figure 24.2. DEVICEID: JTAG Device ID Register ............................................................267
Figure 24.3. FLASHCON: JTAG Flash Control Register.....................................................269
Figure 24.4. FLASHADR: JTAG Flash Address Register ....................................................270
Figure 24.5. FLASHDAT: JTAG Flash Data Register..........................................................270
Rev. 1.4
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