C8051F045-GQR Silicon Laboratories Inc, C8051F045-GQR Datasheet - Page 325
C8051F045-GQR
Manufacturer Part Number
C8051F045-GQR
Description
IC 8051 MCU 64K FLASH 64TQFP
Manufacturer
Silicon Laboratories Inc
Series
C8051F04xr
Specifications of C8051F045-GQR
Core Processor
8051
Core Size
8-Bit
Speed
25MHz
Connectivity
CAN, 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 13x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
64-TQFP, 64-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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C8051F045-GQR
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This register is used to read or write data to the Flash memory across the JTAG interface.
Bits9-2:
Bit1:
Bit0:
This register holds the address for all JTAG Flash read, write, and erase operations. This register auto-
increments after each read or write, regardless of whether the operation succeeded or failed.
Bits15-0: Flash Operation 16-bit Address.
Bit15
Bit9
JTAG Register Definition 25.5. FLASHADR: JTAG Flash Address
DATA7-0: Flash Data Byte.
FAIL: Flash Fail Bit.
0: Previous Flash memory operation was successful.
1: Previous Flash memory operation failed. Usually indicates the associated memory loca-
BUSY: Flash Busy Bit.
0: Flash interface logic is not busy.
1: Flash interface logic is processing a request. Reads or writes while BUSY = 1 will not
JTAG Register Definition 25.4. FLASHDAT: JTAG Flash Data
tion was locked.
initiate another operation.
Rev. 1.5
C8051F040/1/2/3/4/5/6/7
Bit0
Bit0
0000000000
Reset Value
Reset Value
0x0000
323
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