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2-26
Seiko Epson Corporation
S1C31D50 TECHNICAL MANUAL
(Rev. 1.00)
Bits 7
–
6
INV1B[1:0]
These bits set the oscillation inverter gain that will be applied at boost startup of the
OSC1 oscillator circuit.
Table 2.6.6 Setting Oscillation Inverter Gain at OSC1 Boost Startup
CLGOSC1.INV1B[1:0] bits
Inverter gain
0x3
Max.
↑
↓
Min.
0x2
0x1
0x0
Note:
The CLGOSC1.INV1B[1:0] bits must be set to a value equal to or larger than the CLGOSC1,
INV1N[1:0] bits.
Bits 5
–
4
INV1N[1:0]
These bits set the oscillation inverter gain applied at normal operation of the OSC1
oscillator circuit.
Table 2.6.7 Setting Oscillation Inverter Gain at OSC1 Normal Operation
CLGOSC1.INV1N[1:0] bits
Inverter gain
0x3
Max.
↑
↓
Min.
0x2
0x1
0x0
Bits 3
–
2
Reserved
Bits 1
–
0
OSC1WT[1:0]
These bits set the oscillation stabilization waiting time for the OSC1 oscillator circuit.
Table 2.6.8 OSC1 Oscillation Stabilization Waiting Time Setting
CLGOSC1.OSC1WT[1:0] bits
Oscillation stabilization waiting time
0x3
65,536 clocks
0x2
16,384 clocks
0x1
4,096 clocks
0x0
Reserved
Summary of Contents for S1C31D50
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