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LA79200V 数据表(PDF) 6 Page - Sanyo Semicon Device

部件名 LA79200V
功能描述  For extention of I2C-BUS compatible microcomputer I/O port
Download  8 Pages
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制造商  SANYO [Sanyo Semicon Device]
网页  https://www.sanyo-av.com/us/
标志 SANYO - Sanyo Semicon Device

LA79200V 数据表(HTML) 6 Page - Sanyo Semicon Device

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LA79200V
No.A0258-6/8
BUS Control Register Bit Allocation
IC Address (WRITE) : 011111A0
BUS Control Register Bit Allocation Map
2002.12.27
Control Register Bit Allocations
Sub Address
MSB
DATA BITS
LSB
DA0
DA1
DA2
DA3
DA4
DA5
DA6
DA7
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
0000 0000
PEX7
PEX6
PEX5
PEX4
PEX3
PEX2
PEX1
PEX0
0
0
0
0
0
0
0
0
0000 0001
DA Output 0
DA Output 0
0
0
0
0
(Bits are transmitted in this order.)
BUS Control Register Bit Allocation Map
IC Address (READ) : 011111A1
Status Register Bit Allocations
MSB
DATA BITS
LSB
DA0
DA1
DA2
DA3
DA4
DA5
DA6
DA7
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
Status 1
PEX7
PEX6
PEX5
PEX4
PEX3
PEX2
PEX1
PEX0
Status 2
(PEX7)
(PEX6)
(PEX5)
(PEX4)
(PEX3)
(PEX2)
(PEX1)
(PEX0)
Note
(1) “A” in the IC address is set by PIN14, Address.
(2) For the Read Status, the first 1 byte of two bytes that have been read is used.
(Attempt to read only the first 1 byte may cause failure of occurrence of the STOP condition.).
Bus Control Register Truth Table
Control Register Truth Table
Register Name
0 HEX
1 HEX
2 HEX
3 HEX
PEX 0
Low
High
PEX 1
Low
High
PEX 2
Low
High
PEX 3
Low
High
PEX 4
Low
High
PEX 5
Low
High
PEX 6
Low
High
PEX 7
Low
High
DA OUTPUT_1
High
Mid 2
Mid 1
Low
DA OUTPUT_2
High
Mid 2
Mid 1
Low
Bus Control Register Truth Table
Status Byte Truth Table
Register Name
0 HEX
1 HEX
2 HEX
3 HEX
PEX 0
Low
High
PEX 1
Low
High
PEX 2
Low
High
PEX 3
Low
High
PEX 4
Low
High
PEX 5
Low
High
PEX 6
Low
High
PEX 7
Low
High


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