W77E516A
Slave Address
Bit:
7
6
5
4
3
2
1
0
Mnemonic: SADDR
Address: A9h
SADDR: The SADDR should be programmed to the given or broadcast address for serial port 0 to
which the slave processor is designated.
Slave Address 1
Bit:
7
6
5
4
3
2
1
0
Mnemonic: SADDR1
Address: Aah
SADDR1: The SADDR1 should be programmed to the given or broadcast address for serial port 1
to which the slave processor is designated.
ISP Address Low Byte
Bit:
7
6
5
4
3
2
1
0
A7
A6
A5
A4
A3
A2
A1
A0
Mnemonic: SFRAL
Address: Ach
Low byte destination address for In System Programming operations. SFRAH and SFRAL address
a specific ROM bytes for erasure, escription or read.
ISP Address High Byte
Bit:
7
6
5
4
3
2
1
0
A15 A14 A13 A12 A11 A10
A9
A8
Mnemonic: SFRAH
Address: Adh
High byte destination address for In System Programming operations. SFRAH and SFRAL address
a specific ROM bytes for erasure, escription or read.
ISP Data Buffer
Bit:
7
6
5
4
3
2
1
0
D7
D6
D5
D4
D3
D2
D1
D0
Mnemonic: SFRFD
Address: Aeh
In ISP mode, read/write a specific byte ROM content must go through SFRFD register.
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Publication Release Date: November 19, 2007
Revision A9