Datasheet
Table Of Contents
- FEATURES
- APPLICATIONS
- DESCRIPTION
- ABSOLUTE MAXIMUM RATINGS
- ELECTRICAL CHARACTERISTICS: AVDD = 5V
- ELECTRICAL CHARACTERISTICS: AVDD = 3V
- DIGITAL CHARACTERISTICS: TMIN to TMAX, DVDD = 2.7V to 5.25V
- FLASH CHARACTERISTICS: TMIN to TMAX, DVDD = 2.7V to 5.25V, unless otherwise specified.
- PIN CONFIGURATION
- TIMING SPECIFICATIONS
- TIMING SPECIFICATION TABLE
- TIMING SPECIFICATION TABLE
- TYPICAL CHARACTERISTICS
- OVERVIEW
- INPUT MULTIPLEXER
- TEMPERATURE SENSOR
- BURNOUT CURRENT SOURCES
- INPUT BUFFER
- IDAC1 AND IDAC2
- PGA
- PGA OFFSET DAC
- MODULATOR
- VOLTAGE REFERENCE INPUT
- ON-CHIP VOLTAGE REFERENCE
- VRCAP PIN
- CLOCK GENERATOR
- CALIBRATION
- DIGITAL FILTER
- DIGITAL I/O INTERFACE
- SERIAL PERIPHERAL INTERFACE
- DATA READY
- DSYNC OPERATION
- MEMORY
- REGISTER BANK
- RAM
- FLASH
- REGISTER MAP
- COMMAND DEFINITIONS
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0110 0001 x000 0001
Data for
10
H
Data for
11
H
D
IN
D
IN
1000 0010
D
IN
1011 1111
ADS1218
SBAS187C – SEPTEMBER 2001 – REVISED SEPTEMBER 2005
WRAM Write to RAM
Description: Write up to 128 RAM locations starting at the beginning of the RAM bank specified as part of the
instruction. The number of bytes written is RAM is one plus the value of the second byte.
Operands: a, n
Bytes: 2
Encoding: 0110 0aaa xnnn nnnn
Data Transfer Sequence:
Write to Two RAM Locations starting from 10
H
RF2R Read Flash Memory Page to RAM
Description: Read the selected Flash memory page to the RAM.
Operands: f
Bytes: 1
Encoding: 100f ffff
Data Transfer Sequence:
Read Flash Page 2 to RAM
WR2F Write RAM to Flash Memory
Description: Write the contents of RAM to the selected Flash memory page.
Operands: f
Bytes: 1
Encoding: 101f ffff
Data Transfer Sequence:
Write RAM to Flash Memory Page 31
31