C8051F321 Silicon Laboratories Inc, C8051F321 Datasheet - Page 149
C8051F321
Manufacturer Part Number
C8051F321
Description
IC 8051 MCU 16K FLASH 28MLP
Manufacturer
Silicon Laboratories Inc
Series
C8051F32xr
Datasheet
1.C8051F320R.pdf
(256 pages)
Specifications of C8051F321
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
21
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 13x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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USB Register
Name
EOUTCNTH
EOUTCSRH
EOUTCNTL
EOUTCSRL
EINCSRH
OUT1INT
FRAMEH
EINCSRL
FRAMEL
CLKREC
OUT1IE
POWER
FADDR
IN1INT
CMINT
INDEX
E0CSR
E0CNT
FIFOn
IN1IE
CMIE
USB Register
Address
0x20-0x23
0x0D
0x0B
0x0C
0x0E
0x02
0x04
0x06
0x07
0x09
0x00
0x01
0x0F
0x11
0x12
0x14
0x15
0x16
0x17
Table 15.2. USB0 Controller Registers
Description
Endpoint0 and Endpoints1-3 IN Interrupt Flags
Endpoints1-3 OUT Interrupt Flags
Common USB Interrupt Flags
Endpoint0 and Endpoints1-3 IN Interrupt Enables
Endpoints1-3 OUT Interrupt Enables
Common USB Interrupt Enables
Function Address
Power Management
Frame Number Low Byte
Frame Number High Byte
Endpoint Index Selection
Clock Recovery Control
Endpoints0-3 FIFOs
Endpoint0 Control / Status
Endpoint IN Control / Status Low Byte
Endpoint IN Control / Status High Byte
Endpoint OUT Control / Status Low Byte
Endpoint OUT Control / Status High Byte
Number of Received Bytes in Endpoint0 FIFO
Endpoint OUT Packet Count Low Byte
Endpoint OUT Packet Count High Byte
Interrupt Registers
Common Registers
Indexed Registers
Rev. 1.1
C8051F320/1
Page Number
157
158
159
160
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161
153
155
156
156
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169
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