LTC2418IGN Linear Technology, LTC2418IGN Datasheet - Page 44

• Manufacturer Part Number: LTC2418IGN
• Description: IC ADC 24BIT DIFF INPUT 28SSOP
• Manufacturer: Linear Technology

Specifications of LTC2418IGN

• Number Of Bits: 24
• Sampling Rate (per Second): 7.5
• Data Interface: MICROWIRE™, Serial, SPI™
• Number Of Converters: 1
• Power Dissipation (max): 1mW
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-SSOP (0.150", 3.95mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

APPLICATIO S I FOR ATIO
////////// Bidirectional Shift Routine for ADC //////////
void shiftbidir(char nextch)
{
}
LTC2414/LTC2418
44
int i;
for(i=0;i<2;i++)
{
}
for(i=0;i<8;i++)
{
}
for(i=0;i<8;i++)
{
}
for(i=0;i<8;i++)
{
result_1 = rl(result_1);// get ready to load lsb
result_1.0 = sdo;
sck=1;
sck=0;
}
result_0=0;
for(i=0;i<6;i++)
{
result_0 = rl(result_0);// get ready to load lsb
result_0.0 = sdo;
sck=1;
sck=0;
}
sdi=nextch.7;
nextch = rl(nextch);
sck=1;
sck=0;
sdi=nextch.7;
nextch = rl(nextch);
result_3 = rl(result_3);// get ready to load lsb
result_3.0 = sdo;
sck=1;
sck=0;
result_2 = rl(result_2);// get ready to load lsb
result_2.0 = sdo;
sck=1;
sck=0;
U
U
// clock high
// clock low
Figure 50. Sample Program in CC5X for PIC16F84 (cont)
W
// send config bits 7:6,
// ignore EOC/ and DMY bits
// put data on pin
// get next config bit ready
// clock high
// clock low
// send config, read byte 3
// put data on pin
// get next config bit ready
// load lsb
// clock high
// clock low
// read byte 2
// load lsb
// clock high
// clock low
// read byte 1
// load lsb
// clock high
// clock low
// ensure bits 7:6 are zero
// read byte 0
// load lsb
U
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