CYRF69313 Datasheet, PDF (13/80 Pages) Cypress Semiconductor – Programmable Radio-on-Chip LPstar

Stack Pointer Register
Table 7. CPU Stack Pointer Register (CPU_SP)
Bit #
7
6
5
4
3
2
Field
Stack Pointer [7:0]
Read/Write
–
–
–
–
–
–
Default
0
0
0
0
0
0
Bits 7:0 Stack Pointer [7:0]
8-bit data value holds a pointer to the current top-of-stack
CPU Program Counter High Register
Table 8. CPU Program Counter High Register (CPU_PCH)
Bit #
7
6
5
4
3
2
Field
Program Counter [15:8]
Read/Write
–
–
–
–
–
–
Default
0
0
0
0
0
0
Bits 7:0 Program Counter [15:8]
8-bit data value holds the higher byte of the program counter
CPU Program Counter Low Register
Table 9. CPU Program Counter Low Register (CPU_PCL)
Bit #
7
6
5
4
3
2
Field
Program Counter [7:0]
Read/Write
–
–
–
–
–
–
Default
0
0
0
0
0
0
Bits 7:0 Program Counter [7:0]
8-bit data value holds the lower byte of the program counter
CYRF69313
1
0
–
–
0
0
1
0
–
–
0
0
1
0
–
–
0
0
Document Number: 001-66503 Rev. *C
Page 13 of 80