Fujitsu MB90420/5 (A) Series Hardware Manual page 404

n Timepiece timer registers
Timepiece timer control
register higer
Address: 000059
H
Read/write
Initial value
Timepiece timer control
register lower
Address: 000058
H
Read/write
Initial value
Sub-second data register
Address: 00395C
H
Read/write
Initial value
Sub-second data register
Address: 00395B
H
Read/write
Initial value
Sub-second data register
Address: 00395A
H
Read/write
Initial value
Second data register
Address: 00395D
H
Read/write
Initial value
Minute data register
Address: 00395E
H
Read/write
Initial value
Hour data register
Address: 00395F
H
Read/write
Initial value
TIMEPIECE TIMER
bit 15 bit 14 bit 13
INTE3 INT3 INTE2
(R/W) (R/W) (R/W)
(0) (0) (0)
bit 7 bit 6 bit 5
TST2 TST1 TST0
(R/W) (R/W) (R/W)
(0) (0) (0)
bit 7 bit 6 bit 5
–– –– ––
— — —
— — —
bit 15 bit 14 bit 13
D15 D14 D13
(R/W) (R/W) (R/W)
(X) (X) (X)
bit 7 bit 6 bit 5
D7 D6 D5
(R/W) (R/W) (R/W)
(X) (X) (X)
bit 15 bit 14 bit 13
–– –– S5
— — (R/W)
— — (X)
bit 7 bit 6 bit 5
–– –– M5
— — (R/W)
— — (X)
bit 15 bit 14 bit 13
–– –– ––
— — —
— — —
18-5
bit 12 bit 11 bit 10
INT2 INTE1 INT1
(R/W) (R/W) (R/W)
(0) (0) (0)
bit 4 bit 3 bit 2
–– –– UPDT
— — (R/W)
— — (0)
bit 4 bit 3 bit 2
D20 D19 D18
(R/W) (R/W) (R/W)
(X) (X) (X)
bit 12 bit 11 bit 10
D12 D11 D10
(R/W) (R/W) (R/W)
(X) (X) (X)
bit 4 bit 3 bit 2
D4 D3 D2
(R/W) (R/W) (R/W)
(X) (X) (X)
bit 12 bit 11 bit 10
S4 S3 S2
(R/W) (R/W) (R/W)
(X) (X) (X)
bit 4 bit 3 bit 2
M4 M3 M2
(R/W) (R/W) (R/W)
(X) (X) (X)
bit 12 bit 11 bit 10
H4 H3 H2
(R/W) (R/W) (R/W)
(X) (X) (X)
Bit No.
bit 9 bit 8
INTE0 INT0 WTCRH
(R/W) (R/W)
(0) (0)
Bit No.
bit 1 bit 0
0E ST WTCRL
(R/W) (R/W)
(0) (0)
Bit No.
bit 1 bit 0
D17 D16 WTBR
(R/W) (R/W)
(X) (X)
Bit No.
bit 9 bit 8
D9 D8 WTBR
(R/W) (R/W)
(X) (X)
Bit No.
bit 1 bit 0
D1 D0
WTBR
(R/W) (R/W)
(X) (X)
Bit No.
bit 9 bit 8
S1 S0 WTSR
(R/W) (R/W)
(X) (X)
Bit No.
bit 1 bit 0
M1 M0 WTMR
(R/W) (R/W)
(X) (X)
Bit No.
bit 9 bit 8
H1 H0 WTHR
(R/W) (R/W)
(X) (X)