z85230 ZiLOG Semiconductor, z85230 Datasheet - Page 62

• Manufacturer Part Number: z85230
• Description: Enhanced Serial Communications Controller
• Manufacturer: ZiLOG Semiconductor

Table 28. Read Register 3
PS005303-0907
Bit
R/W
Reset
R = Read W = Write X = Indeterminate
Bit
Position
7
6
5
4
3
2
1
0
Bits 5, 4, 3, 2, 1 and 0 are always 0 when read from Channel B.
R/W
X
7
Value
X
6
Description
0
0
Channel A Rx IP
Channel A Tx IP
Channel A Ext/Status IP
Channel B Rx IP
Channel B Tx IP
Channel B Ext/Status IP
X
5
X
4
R
X
3
X
2
Product Specification
Z85230/Z80230
1
X
Programming
X
0
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