CONFIGURATION REGISTERS

SML2120

22

2066 6.3 1/22/04

Summit Microelectronics

–

CONFIGURATION REGISTERS

Table 5. Configuration Register Map

Decimal Address

Hexadecimal Address

Register Name

Contents

Default

256

0x100

Configuration Register 0

Low alarm value for Lookup Table 0.

00

257

0x101

Configuration Register 1

High alarm value for Lookup Table 0.

FF

258

0x102

Configuration Register 2

Low alarm value for Lookup Table 1.

00

259

0x103

Configuration Register 3

High alarm value for Lookup Table 1.

FF

260

0x104

Configuration Register 4

Minimum Update Delta, LU tables 0 and 1.

00

261

0x105

Configuration Register 5

Conversion Count, Alarm Count, AUTOMOM

hold off timer.

00

262

0x106

Configuration Register 6

ADC input, scale, and offset for LU table 0.

60

263

0x107

Configuration Register 7

ADC input, scale, and offset for LU table 1.

00

264

0x108

Configuration Register 8

Power-up DAC settings for LU table 0.

00

265

0x109

Configuration Register 9

Power-up DAC settings for LU table 1.

00

266

0x10A

Configuration Register 10

Low DAC value, LU table 0.

00

267

0x10B

Configuration Register 11

High DAC value, LU table 0.

00

268

0x10C

Configuration Register 12

Low DAC value, LU table 1.

00

269

0x10D

Configuration Register 13

High DAC value, LU table 1.

00

270

0x10E

Configuration Register 14

Output polarity, Bias current, Quick Start

00

271

0x10F

Configuration Register 15

Fast Mode enable, alarm reset,

configuration lockout, write protection.

03

The SML2120 has sixteen 8-bit user programmable, nonvolatile, configuration registers. Table 5 shows a listing of the

configuration registers and the correspond decimal and hexadecimal addresses.