Z86L972 Datasheet, PDF (58/91 Pages) Zilog, Inc. – Low-Voltage Microcontrollers

Z86L972/Z86L973/Z86L974
Low-Voltage Microcontrollers
51
Table 14. Register Description Locations (Continued)
Address
Grp/Bnk Register
Register Function
Symbol Location
0Dh r12
Low Battery Detect
LB
page 55
0Fh r0
Port Configuration (A) P456CON page 59
0Fh r1
Port 2 SMR Source
P2SMR
page 77
0Fh r2
Port 4 Mode
P4M
page 62
0Fh r4
Port 5 Mode
P5M
page 62
0Fh r5
Port 5 SMR Source
P5SMR
page 77
0Fh r6
Port 6 Mode
P6M
page 64
0Fh r11
Stop Mode Recovery SMR
page 76
F0h r1 (R241) T1 Timer Mode
TMR
page 65
F0h r2 (R242) T1 Timer Data
T1
page 65
F0h r3 (R243) T1 Timer Prescale
PRE1
page 66
F0h r6 (R246) Port 2 Mode
P2M
page 61
F0h r7 (R247) Port Configuration (B) P3M
page 59
F0h r9 (R249) Interrupt Priority
IPR
page 57
F0h r10 (R250) Interrupt Request
IRQ
page 58
F0h r11 (R251) Interrupt Mask
IMR
page 56
F0h r12 (R252) Program Control Flags Flags
page 52
F0h r13 (R253) Register Pointer
RP
page 53
F0h r15 (R255) Stack Pointer
SP
page 54
Note: ^†This register is not reset following Stop Mode Recovery (SMR).
Flags and Pointer Registers
In addition to the three standard Z8 flag and pointer registers (Program Control
Register Pointer, and Stack Pointer), the Z86L972/Z86L973/Z86L974 family
includes a Low-Battery Detect Flag register.
PS010504-1002
PRELIMINARY