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參數資料
| 型號： | TPIC8300IPWRQ1 |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 模擬信號調理 |
| 英文描述： | SPECIALTY ANALOG CIRCUIT, PDSO16 |
| 封裝： | PLASTIC, TSSOP-16 |
| 文件頁數： | 17/47頁 |
| 文件大?。?/td> | 546K |
| 代理商： | TPIC8300IPWRQ1 |
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SLDS171 – NOVEMBER 2009
www.ti.com
Calibration Mode – Calibration Read
Calibration Read Command Frames
7
6
5
4
3
2
1
0
PSNID(1)
PSNID(0)
WORDID
MODETYPE
DISPSN
Reserved
PSNID(1)
PSNID(0)
WORDID
ADDR4
ADDR3
ADDR2
ADDR1
ADDR0
First Frame
PSNID[1:0]
Bits 7-6
Position ID of device on UART bus. Each device process information for one sensor. Four sensors can be
sensed on the UART bus. Position settings are defined in the EEPROM map.
00
Position 0
01
Position 1
10
Position 2
11
Position 3
WORDID
Bit 5
Frame ID of byte. 1 indicates frame 1 of 2.
MODETYPE
Bits 4-3
Select mode type within calibration mode
00
Data request
01
Calibration write
10
Calibration read
11
Mode select
DISPSN
Bit 2
Disable or enable position ID matching
0
Decode command only if position IDs match
1
Indicates global command. All devices decode command frame.
Reserved
Bits 1-0
Must be set to 0.
Second Frame
PSNID[1:0]
Bits 7-6
Position ID of device on UART bus. Each device process information for one sensor. Four sensors can be
sensed on the UART bus. Position settings are defined in the EEPROM map.
00
Position 0
01
Position 1
10
Position 2
11
Position 3
WORDID
Bit 5
Frame ID of byte. 0 indicates frame 2 of 2.
ADDR[4:0]
Bits 4-0
Address for bank or field mode addressing. See Table 3 for list of valid addresses.
Figure 11. Calibration Read Command Frames
Table 16. Data Format Actual Values for Data Request Mode
DATA
ITEM
SYMBOL
NOTE/CONDITION
BINARY VALUE
DECIMAL VALUE
LENGTH
Input = -2.275 mV, 0 mV, 4.095 mV
11 1111 1111
1023
Pressure data
OUTDATA
10
01 0110 1101
365
Gain = nominal
00 0000 0000
0
Input = -2.275 mV, 0 mV, 4.095 mV
00 1111 1011 1010
4026
Pressure ADC data
ADCDAT
14
Gain = nominal
00 0000 0000 0000
0
Twos compliment
11 0111 0100 0100
-2236
TA = 85°C
01 1000 1100
396
Temperature data
OUTTEMP
10
TA = 25°C
00 0000 0000
0
TA = -40°C
10 0101 0011
-429
TA = 85°C
0110 0011 0001
1585
Temperature ADC data
ADCTMP
12
TA = 25°C
0000 0000 0000
0
TA = -40°C
1001 0100 1011
-1717
24
Copyright 2009, Texas Instruments Incorporated
Product Folder Link(s): TPIC83000-Q1
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