C8051F320 Silicon Laboratories Inc, C8051F320 Datasheet - Page 165

• Manufacturer Part Number: C8051F320
• Description: IC 8051 MCU 16K FLASH 32LQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F32xr

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: -

Bit7:
Bits6-0:
Bit7
R
-
Unused. Read = 0; Write = don’t care.
E0CNT: Endpoint 0 Data Count
This 7-bit number indicates the number of received data bytes in the Endpoint 0 FIFO. This number is
only valid while bit OPRDY is a ‘1’.
Figure 15.21. E0CNT: USB0 Endpoint 0 Data Count (USB Register)
Bit6
R
Bit5
R
Bit4
R
E0CNT
Bit3
R
Rev. 1.1
Bit2
R
Bit1
R
C8051F320/1
Bit0
R
USB Address:
00000000
Reset Value
0x16
165