C8051F509-IMR Silicon Labs, C8051F509-IMR Datasheet - Page 93

• Manufacturer Part Number: C8051F509-IMR
• Description: 8-bit Microcontrollers - MCU 50 MIPS 64 kB 4 kB SPI UART I2C
• Manufacturer: Silicon Labs

Specifications of C8051F509-IMR

• Rohs: yes
• Core: 8051
• Data Bus Width: 8 bit
• Processor Series: C8051

SFR Definition 11.1. DPL: Data Pointer Low Byte
SFR Address = 0x82; SFR Page = All Pages
SFR Definition 11.2. DPH: Data Pointer High Byte
SFR Address = 0x83; SFR Page = All Pages
Reset
Reset
Name
Name
Bit
7:0
Bit
7:0
Type
Type
Bit
Bit
DPH[7:0]
DPL[7:0]
Name
Name
7
0
7
0
Data Pointer Low.
The DPL register is the low byte of the 16-bit DPTR. DPTR is used to access indi-
rectly addressed Flash memory or XRAM.
Data Pointer High.
The DPH register is the high byte of the 16-bit DPTR. DPTR is used to access indi-
rectly addressed Flash memory or XRAM.
0
0
6
6
5
0
5
0
Rev. 1.2
4
0
4
0
DPH[7:0]
DPL[7:0]
R/W
R/W
Function
Function
3
0
3
0
C8051F50x/F51x
2
0
2
0
1
0
1
0
0
0
0
0
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