C8051F021 Silicon Laboratories Inc, C8051F021 Datasheet - Page 263

• 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: -

PCA0CPLn Address:
Bits7-0:
PCA0CPHn Address:
Bits7-0:
R/W
R/W
Bit7
Bit7
PCA0CPLn: PCA0 Capture Module Low Byte.
The PCA0CPLn register holds the low byte (LSB) of the 16-bit capture module n.
PCA0CPHn: PCA0 Capture Module High Byte.
The PCA0CPHn register holds the high byte (MSB) of the 16-bit capture module n.
R/W
R/W
Bit6
Bit6
Figure 23.16. PCA0CPHn: PCA0 Capture Module High Byte
Figure 23.15. PCA0CPLn: PCA0 Capture Module Low Byte
R/W
PCA0CPL0 = 0xEA (n = 0)
PCA0CPL1 = 0xEB (n = 1)
PCA0CPL2 = 0xEC (n = 2)
PCA0CPL3 = 0xED (n = 3)
PCA0CPL4 = 0xEE (n = 4)
R/W
PCA0CPH0 = 0xFA (n = 0)
PCA0CPH1 = 0xFB (n = 1)
PCA0CPH2 = 0xFC (n = 2)
PCA0CPH3 = 0xFD (n = 3)
PCA0CPH4 = 0xFE (n = 4)
Bit5
Bit5
R/W
R/W
Bit4
Bit4
R/W
R/W
Bit3
Bit3
Rev. 1.4
R/W
R/W
Bit2
Bit2
C8051F020/1/2/3
R/W
R/W
Bit1
Bit1
R/W
R/W
Bit0
Bit0
SFR Address:
SFR Address:
00000000
00000000
Reset Value
0xEA - 0xEE
Reset Value
0xFA - 0xFE
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