Z86D990 Datasheet, PDF (60/102 Pages) Zilog, Inc. – Low-Voltage Micro controllers with ADC

Z86D990/Z86D991 OTP and Z86L99X ROM
Low-Voltage Microcontrollers with ADC
53
Table 11. Control and Status Registers (Group F, Bank 0, Registers 0–F)
Grp/Bnk Reg
(F0h) rF
(F0h) rE
(F0h) rD
(F0h) rC
(F0h) rB
(F0h) rA
(F0h) r9
(F0h) r8
(F0h) r7
(F0h) r6
(F0h) r5
(F0h) r4
(F0h) r3
(F0h) r2
(F0h) r1
(F0h) r0
Register Function
Stack Pointer
General-purpose RAM Register
Register Pointer
Program Control Flag Register
Interrupt Mask Register
Interrupt Request Register
Interrupt Priority Register
Reserved
Port 3 Mode Register
Port 2 Mode Register
Reserved
Reserved
T1 Prescale Register
T1 Data Register
T1 Mode Register
Reserved
Identifier
SP
GPR
RP
Flags
IMR
IRQ
IPR
P3M
P2M
PRE1
T1
TMR
Table 12. Timer Control Registers (Group 0, Bank D, Registers 0–F)
Grp/Bnk Reg
(0Dh) rF
(0Dh) rE
(0Dh) rD
(0Dh) rC
(0Dh) rB
(0Dh) rA
(0Dh) r9
(0Dh) r8
(0Dh) r7
(0Dh) r6
(0Dh) r5
(0Dh) r4
(0Dh) r3
(0Dh) r2
(0Dh) r1
(0Dh) r0
Register Function
Reserved
Reserved
Reserved
Low-Battery Detect Flag
T16 MS-Byte Capture Register
T16 LS-Byte Capture Register
T8 High Capture Register
T8 Low Capture Register
T16 MS-Byte Hold Register
T16 LS-Byte Hold Register
T8 High Hold Register
T8 Low Hold Register
T8/T16 Control Register B
T16 Control Register
T8/T16 Control Register A
T8 Control Register
Identifier
LB
HI8
LO8
HI16
LO16
TC16H
TC16L
TC8H
TC8L
CTR3
CTR2
CTR1
CTR0
PS003807-1002
PRELIMINARY