ez80f92 ZiLOG Semiconductor, ez80f92 Datasheet - Page 76

• Manufacturer Part Number: ez80f92
• Description: Ez80acclaim Flash Microcontrollers
• Manufacturer: ZiLOG Semiconductor

Table 24. Chip Select x Control Register(CS0_CTL = 00AAh, CS1_CTL = 00ADh, CS2_CTL =
PS015313-0508
Chip Select x Control Register
The Chip Select x Control register, listed in
the type of Chip Select, and sets the number of WAIT states. The reset state for the Chip
Select 0 Control register is
registers is
00B0h, CS3_CTL = 00B3h)
Bit
CS0_CTL Reset
CS1_CTL Reset
CS2_CTL Reset
CS3_CTL Reset
CPU Access
Note: R/W = Read/Write; R = Read Only.
Bit
Position
[7:5]
CSx_WAIT
4
CSX_IO
3
CSx_EN
[2:0]
00h
.
Value Description
000
001
010
011
100
101
110
111
0
1
0
1
000
R/W
0 WAIT states are asserted when this Chip Select is active.
1 WAIT state is asserted when this Chip Select is active.
2 WAIT states are asserted when this Chip Select is active.
3 WAIT states are asserted when this Chip Select is active.
4 WAIT states are asserted when this Chip Select is active.
5 WAIT states are asserted when this Chip Select is active.
6 WAIT states are asserted when this Chip Select is active.
7 WAIT states are asserted when this Chip Select is active.
Chip Select is configured as a Memory Chip Select.
Chip Select is configured as an I/O Chip Select.
Chip Select is disabled.
Chip Select is enabled.
Reserved.
E8h
7
1
0
0
0
, while the reset state for the three other Chip Select control
R/W
6
1
0
0
0
R/W
Table
5
1
0
0
0
24, enables the Chip Selects, specifies
R/W
4
0
0
0
0
R/W
3
1
0
0
0
Chip Selects and Wait States
Product Specification
R
2
0
0
0
0
eZ80F92/eZ80F93
R
1
0
0
0
0
R
0
0
0
0
0
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