C8051F340-GQR Silicon Laboratories Inc, C8051F340-GQR Datasheet - Page 75
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C8051F340-GQR
Manufacturer Part Number
C8051F340-GQR
Description
MCU 8-Bit C8051F34x 8051 CISC 64KB Flash 3.3V/5V 48-Pin TQFP T/R
Manufacturer
Silicon Laboratories Inc
Datasheet
1.C8051F340-GQR.pdf
(276 pages)
Specifications of C8051F340-GQR
Package
48TQFP
Device Core
8051
Family Name
C8051F34x
Maximum Speed
48 MHz
Operating Supply Voltage
3.3|5 V
Data Bus Width
8 Bit
Number Of Programmable I/os
40
Interface Type
I2C/SMBus/SPI/UART/USB
On-chip Adc
17-chx10-bit
Number Of Timers
4
Ram Size
4.25 KB
Program Memory Size
64 KB
Program Memory Type
Flash
Operating Temperature
-40 to 85 °C
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9.1.2. MOVX Instruction and Program Memory
In the CIP-51, the MOVX instruction serves three purposes: accessing on-chip XRAM, accessing off-chip
data XRAM (only on C8051F340/1/4/5/8 devices), and accessing on-chip program Flash memory. The
Flash access feature provides a mechanism for user software to update program code and use the pro-
gram memory space for non-volatile data storage (see
External Memory Interface (only on C8051F340/1/4/5/8 devices) provides a fast access interface to
off-chip data XRAM (or memory-mapped peripherals) via the MOVX instruction. Refer to Section
“13. External Data Memory Interface and On-Chip
ADD A, Rn
ADD A, direct
ADD A, @Ri
ADD A, #data
ADDC A, Rn
ADDC A, direct
ADDC A, @Ri
ADDC A, #data
SUBB A, Rn
SUBB A, direct
SUBB A, @Ri
SUBB A, #data
INC A
INC Rn
INC direct
INC @Ri
DEC A
DEC Rn
DEC direct
DEC @Ri
INC DPTR
MUL AB
DIV AB
DA A
ANL A, Rn
ANL A, direct
ANL A, @Ri
ANL A, #data
ANL direct, A
ANL direct, #data
ORL A, Rn
ORL A, direct
ORL A, @Ri
Mnemonic
Table 9.1. CIP-51 Instruction Set Summary
Add register to A
Add direct byte to A
Add indirect RAM to A
Add immediate to A
Add register to A with carry
Add direct byte to A with carry
Add indirect RAM to A with carry
Add immediate to A with carry
Subtract register from A with borrow
Subtract direct byte from A with borrow
Subtract indirect RAM from A with borrow
Subtract immediate from A with borrow
Increment A
Increment register
Increment direct byte
Increment indirect RAM
Decrement A
Decrement register
Decrement direct byte
Decrement indirect RAM
Increment Data Pointer
Multiply A and B
Divide A by B
Decimal adjust A
AND Register to A
AND direct byte to A
AND indirect RAM to A
AND immediate to A
AND A to direct byte
AND immediate to direct byte
OR Register to A
OR direct byte to A
OR indirect RAM to A
C8051F340/1/2/3/4/5/6/7/8/9/A/B/C/D
Arithmetic Operations
Logical Operations
Rev. 1.3
Description
XRAM” on page 114. for details.
Section “12. Flash Memory” on page
Bytes
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2
1
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2
1
2
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2
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2
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1
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1
1
1
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1
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1
2
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1
107). The
Cycles
Clock
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2
2
2
1
2
2
2
1
2
2
2
1
1
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1
1
2
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1
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8
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