msm9810b Oki Semiconductor, msm9810b Datasheet - Page 23

• Manufacturer Part Number: msm9810b
• Description: 8-channel Mixing Oki Adpcm Type Voice Synthesis Lsi
• Manufacturer: Oki Semiconductor

Parallel I/O (SERIAL = “L”)
The outputs of channel statuses in parallel I/O mode are shown below.
Serial I/O (SERIAL = “H”)
The outputs when channel statuses are serially read during serial I/O mode are shown below.
The outputs when channel statuses are output via SR3 to SR0 during serial I/O mode are shown below.
OKI Semiconductor
Pin name
SR3
SR2
SR1
SR0
Signal name
Pin name
SO7
SO6
SO5
SO4
SO3
SO2
SO1
SO0
D3
D2
D1
D0
NCR/BUSY =
NCR4
NCR3
NCR2
NCR1
“H”
NCR/BUSY = “H”
NCR/BUSY = “H”
UD = “L”
NCR4
NCR3
NCR2
NCR1
NCR8
NCR7
NCR6
NCR5
NCR4
NCR3
NCR2
NCR1
NCR/BUSY = “L”
BUSY4
BUSY3
BUSY2
BUSY1
NCR/BUSY = “L”
NCR/BUSY = “L”
NCR/BUSY = “H”
BUSY4
BUSY3
BUSY2
BUSY1
BUSY8
BUSY7
BUSY6
BUSY5
BUSY4
BUSY3
BUSY2
BUSY1
NCR8
NCR7
NCR6
NCR5
UD = “H”
NCR/BUSY = “L”
BUSY8
BUSY7
BUSY6
BUSY5
FEDL9810BFULL-03
MSM9810B
23/45