Z8 Encore! XP® 4K Series
Product Specification
154
Trim Bit Address 0002H
Table 93. Trim Option Bits at 0002H (TIPO)
BITS
7
6
5
4
3
2
1
0
IPO_TRIM
FIELD
RESET
R/W
U
R/W
Information Page Memory 0022H
ADDR
Note: U = Unchanged by Reset. R/W = Read/Write.
IPO_TRIM—Internal Precision Oscillator Trim Byte
Contains trimming bits for Internal Precision Oscillator.
Trim Bit Address 0003H
The LVD is available on 8-pin devices only.
Note:
Table 94. Trim Option Bits at Address 0003H (TLVD)
BITS
7
6
5
4
3
2
1
0
Reserved
LVD_TRIM
FIELD
RESET
R/W
U
U
U
U
U
U
U
U
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Information Page Memory 0023H
ADDR
Note: U = Unchanged by Reset. R/W = Read/Write.
Reserved—Must be 1.
LVD_TRIM—Low Voltage Detect Trim
This trimming affects the low voltage detection threshold. Each LSB represents a
50mV change in the threshold level. Alternatively, the low voltage threshold may
be computed from the options bit value by the following equation:
LVD_LVL = 3.2V - LVD_TRIM * 0.05V
LVD Threshold (V)
LVD_TRIM Minimum Typical Maximum Description
00000
00001
TBD
TBD
3.20
3.15
TBD
TBD
Maximum LVD threshold
PS022815-0206
Flash Option Bits
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