C8051F320-GQ Silicon Laboratories Inc, C8051F320-GQ Datasheet - Page 145

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

Specifications of C8051F320-GQ

• Program Memory Type: FLASH
• Program Memory Size: 16KB (16K x 8)
• Package / Case: 32-LQFP
• 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
• 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
• Processor Series: C8051F3x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 2.25 KB
• Interface Type: I2C/SMBus/SPI/UART/USB
• Maximum Clock Frequency: 25 MHz
• Number Of Programmable I/os: 25
• Number Of Timers: 4
• 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: C8051F320DK
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 13-ch x 10-bit or 17-ch x 10-bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 770-1006 - ISP 4PORT FOR SILABS C8051F MCU336-1448 - ADAPTER PROGRAM TOOLSTICK F320336-1260 - DEV KIT FOR C8051F320/F321
• Eeprom Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 336-1259

Bits7–4: Unused. Read = 0000b; Write = don’t care.
Bits3–0: EPSEL: Endpoint Select
USB Register
EOUTCSRH
EOUTCNTH
EOUTCSRL
EOUTCNTL
EINCSRH
EINCSRL
Bit7
E0CSR
E0CNT
Name
R
-
These bits select which endpoint is targeted when indexed USB0 registers are accessed.
USB Register Definition 15.4. INDEX: USB0 Endpoint Index
Bit6
0x4–0xF
R
-
INDEX
Table 15.2. USB0 Controller Registers (Continued)
0x0
0x1
0x2
0x3
USB Register
Address
0x12
0x14
0x15
0x16
0x11
0x17
Bit5
R
-
Target Endpoint
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
Reserved
Bit4
R
-
Indexed Registers
0
1
2
3
Rev. 1.4
R/W
Bit3
Description
R/W
Bit2
EPSEL
R/W
Bit1
C8051F320/1
R/W
Bit0
Page Number
USB Address:
00000000
Reset Value
166
160
163
164
167
161
167
167
0x0E
145