Registers - Fujitsu MB91460 SERIES FR60 User Manual

3. Registers

Sound Control register
Address: 000198
Read/write
Initial value
Address: 000199
Initial value
Frequency Data register
Address: 00019A
Read/write
Initial value
Amplitude Data register
Address: 00019C
Read/write
Initial value
Tone Count register
Address: 00019E
Read/write
Initial value
Decrement Grade register
Address: 00019F
Read/write
Initial value
15 14
H
TST
S2
(R/W) (R/W)
(0) (0)
7
H
Read/write
15 14
H
D15 D14
(R/W) (R/W)
(X) (X)
15 14
H
D7 D6
(R/W) (R/W)
(0) (0)
15 14
H
D7 D6
(R/W) (R/W)
(X) (X)
7 6
H
D7 D6
(R/W) (R/W)
(X) (X)
13 12 11
S1 S0
(R/W) (R/W)
(0) (0)
6 5 4 3
TONE
(R/W)
(0)
13 3
D13 D3
(R/W) (R/W) (R/W)
(X) (X) (X)
13 12 11
D5 D4 D3
(R/W) (R/W) (R/W) (R/W)
(0) (0) (0)
13 12 11
D5 D4 D3
(R/W) (R/W) (R/W) (R/W)
(X) (X) (X)
5 4 3
D5 D4 D3
(R/W) (R/W) (R/W)
(X) (X) (X)
Chapter 42 Sound Generator
10 9 8
BUSY DEC
(R)
(R/W)
(0)
(0)
2 1 0
INTE INT ST
(R/W) (R/W) (R/W)
(0) (0) (0)
2 1 0
D2 D1 D0
(R/W) (R/W) (R/W)
(X) (X) (X)
10 9 8
D2 D1 D0
(R/W) (R/W)
(0) (0) (0)
10 9 8
D2 D1 D0
(R/W) (R/W)
(X) (X) (X)
2 1 0
D2 D1 D0
(R/W) (R/W) (R/W)
(X) (X) (X)
3.Registers
Bit number
SGCRH
Bit number
SGCRL
Bit number
SGFR
Bit number
SGAR
Bit number
SGTR
Bit number
SGDR
865