SAB80C515A-5 Datasheet, PDF (76/108 Pages) Siemens Semiconductor Group – 8-Bit CMOS Single-Chip Microcontroller Family

SAB 80C515A/83C515A-5
Table 3
Special Function Registers - Functional Blocks (cont’d)
Block
Symbol Name
Address Contents
after Reset
Ports
P0
P1
P2
P3
P4
P5
P6
Pow.Sav.M PCON
ode
Port 0
Port 1
Port 2
Port 3
Port 4
Port 5
Port 6, Analog/Digital Input
Power Control Register
80_H ¹⁾
90_H ¹⁾
0A0_H ¹⁾
0B0_H ¹⁾
0E8_H ¹⁾
0F8_H ¹⁾
0DB_H
87_H
0FF_H
0FF_H
0FF_H
0FF_H
0FF_H
0FF_H
00_H
Serial
Channels
ADCON0 ²⁾ A/D Converter Control Reg.
PCON ²⁾ Power Control Register
SBUF
Serial Channel Buffer Reg.
SCON
Serial Channel Control Reg.
SRELL
Serial Channel Reload Reg.,
low byte
SRELH Serial Channel Reload Reg.,
high byte
0D8_H ¹⁾
87_H
99_H
98_H ¹⁾
AA_H
BA_H
00_H
00_H
0XX_H ³⁾
00_H
D9_H
XXXX XX11_B ³⁾
Timer 0/
Timer 1
TCON
TH0
TH1
TL0
TL1
TMOD
Timer Control Register
Timer 0, High Byte
Timer 1, High Byte
Timer 0, Low Byte
Timer 1, Low Byte
Timer Mode Register
88_H ¹⁾
00_H
8C_H
00_H
8D_H
00_H
8A_H
00_H
8B_H
00_H
89_H
00_H
Watchdog
IEN0 ²⁾
IEN1 ²⁾
IP0 ²⁾
IP1 ²⁾
WDTREL
Interrupt Enable Register 0
Interrupt Enable Register 1
Interrupt Priority Register 0
Interrupt Priority Register 1
Watchdog Timer Reload Reg.
0A8_H ¹⁾
0B8_H ¹⁾
0A9_H
0B9_H
86_H
00_H
00_H
00_H
XX00 0000_B
00_H
1) _{Bit-addressable special function registers}
2) _{This special function register is listed repeatedly since some bits of it also belong to other}
functional blocks.
3) _{X means that the value is indeterminate and the location is reserved}
Semiconductor Group
6-24