c8051t617 Silicon Laboratories, c8051t617 Datasheet - Page 86

• Manufacturer Part Number: c8051t617
• Description: Mixed Signal Byte-programmable Eprom Mcu
• Manufacturer: Silicon Laboratories

C8051T610/1/2/3/4/5/6/7
SFR Definition 9.2. DPH: Data Pointer High Byte
SFR Definition 9.3. SP: Stack Pointer
86
Bits7–0: DPH: Data Pointer High.
Bits7–0: SP: Stack Pointer.
R/W
R/W
Bit7
Bit7
The DPH register is the high byte of the 16-bit DPTR.
The Stack Pointer holds the location of the top of the stack. The stack pointer is incremented
before every PUSH operation. The SP register defaults to 0x07 after reset.
R/W
R/W
Bit6
Bit6
R/W
R/W
Bit5
Bit5
R/W
R/W
Bit4
Bit4
Rev. 0.3
R/W
R/W
Bit3
Bit3
R/W
R/W
Bit2
Bit2
R/W
R/W
Bit1
Bit1
R/W
R/W
Bit0
Bit0
SFR Address:
SFR Address:
00000000
Reset Value
00000111
Reset Value
0x81
0x83