C8051F023R Silicon Laboratories Inc, C8051F023R Datasheet - Page 6

• Manufacturer Part Number: C8051F023R
• Description: IC 8051 MCU 64K FLASH 64TQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F02xr

Specifications of C8051F023R

• 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, 8x10b; 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: -
• Other names: 336-1035-2

C8051F020/1/2/3
19. SERIAL PERIPHERAL INTERFACE BUS (SPI0) ........................................................197
20. UART0 ..................................................................................................................................205
21. UART1 ..................................................................................................................................215
22. TIMERS................................................................................................................................225
6
18.3.SMBus Transfer Modes.................................................................................................187
18.4.SMBus Special Function Registers ...............................................................................189
19.1.Signal Descriptions........................................................................................................198
19.2.SPI0 Operation ..............................................................................................................199
19.3.Serial Clock Timing ......................................................................................................200
19.4.SPI Special Function Registers .....................................................................................201
20.1.UART0 Operational Modes ..........................................................................................206
20.2.Multiprocessor Communications...................................................................................210
20.3.Frame and Transmission Error Detection......................................................................211
21.1.UART1 Operational Modes ..........................................................................................216
21.2.Multiprocessor Communications...................................................................................220
21.3.Frame and Transmission Error Detection......................................................................221
22.1.Timer 0 and Timer 1......................................................................................................227
22.2.Timer 2 .......................................................................................................................234
18.3.1. Master Transmitter Mode ....................................................................................187
18.3.2. Master Receiver Mode.........................................................................................187
18.3.3. Slave Transmitter Mode.......................................................................................188
18.3.4. Slave Receiver Mode ...........................................................................................188
18.4.1. Control Register ...................................................................................................189
18.4.2. Clock Rate Register .............................................................................................192
18.4.3. Data Register........................................................................................................193
18.4.4. Address Register ..................................................................................................193
18.4.5. Status Register .....................................................................................................194
19.1.1. Master Out, Slave In (MOSI) ..............................................................................198
19.1.2. Master In, Slave Out (MISO) ..............................................................................198
19.1.3. Serial Clock (SCK) ..............................................................................................198
19.1.4. Slave Select (NSS)...............................................................................................198
20.1.1. Mode 0: Synchronous Mode................................................................................206
20.1.2. Mode 1: 8-Bit UART, Variable Baud Rate .........................................................207
20.1.3. Mode 2: 9-Bit UART, Fixed Baud Rate ..............................................................208
20.1.4. Mode 3: 9-Bit UART, Variable Baud Rate .........................................................209
21.1.1. Mode 0: Synchronous Mode................................................................................216
21.1.2. Mode 1: 8-Bit UART, Variable Baud Rate .........................................................217
21.1.3. Mode 2: 9-Bit UART, Fixed Baud Rate ..............................................................218
21.1.4. Mode 3: 9-Bit UART, Variable Baud Rate .........................................................219
22.1.1. Mode 0: 13-bit Counter/Timer.............................................................................227
22.1.2. Mode 1: 16-bit Counter/Timer.............................................................................228
22.1.3. Mode 2: 8-bit Counter/Timer with Auto-Reload .................................................229
22.1.4. Mode 3: Two 8-bit Counter/Timers (Timer 0 Only) ...........................................230
22.2.1. Mode 0: 16-bit Counter/Timer with Capture .......................................................235
22.2.2. Mode 1: 16-bit Counter/Timer with Auto-Reload ...............................................236
Rev. 1.4