參數(shù)資料
型號(hào): TMDXCNCD28069ISO
廠商: Texas Instruments
文件頁數(shù): 159/174頁
文件大小: 0K
描述: EVAL PICCOLO CONTROLCARD
標(biāo)準(zhǔn)包裝: 1
系列: TMS320F2806x, Piccolo™, C2000™
主要目的: 接口,RS232,GPIO
嵌入式: 是,MCU,32 位
已用 IC / 零件: TMS320F2806x
已供物品:
PF0 (CPU)
PF2 (CPU)
SYSCLKOUT
ADCENCLK
AIO
MUX
ADC
Channels
ADC
Core
12-Bit
0-Wait
Result
Registers
ADCINT 1
ADCINT 9
ADCTRIG 1
TINT 0
PIE
CPUTIMER 0
ADCTRIG 2
TINT 1
CPUTIMER 1
ADCTRIG 3
TINT 2
CPUTIMER 2
ADCTRIG 4
XINT 2SOC
XINT 2
ADCTRIG 5
SOCA 1
EPWM 1
ADCTRIG 6
SOCB 1
ADCTRIG 7
SOCA 2
EPWM 2
ADCTRIG 8
SOCB 2
ADCTRIG 9
SOCA 3
EPWM 3
ADCTRIG 10
SOCB 3
ADCTRIG 11
SOCA 4
EPWM 4
ADCTRIG 12
SOCB 4
ADCTRIG 13
SOCA 5
EPWM 5
ADCTRIG 14
SOCB 5
ADCTRIG 15
SOCA 6
EPWM 6
ADCTRIG 16
SOCB 6
ADCTRIG 17
SOCA 7
EPWM 7
ADCTRIG 18
SOCB 7
ADCTRIG 19
SOCA 8
EPWM 8
ADCTRIG 20
SOCB 8
SPRS698D – NOVEMBER 2010 – REVISED DECEMBER 2012
Figure 5-15. ADC Connections
ADC Connections if the ADC is Not Used
It is recommended that the connections for the analog power pins be kept, even if the ADC is not used.
Following is a summary of how the ADC pins should be connected, if the ADC is not used in an
application:
VDDA – Connect to VDDIO
VSSA – Connect to VSS
VREFLO – Connect to VSS
ADCINAn, ADCINBn, VREFHI – Connect to VSSA
When the ADC module is used in an application, unused ADC input pins should be connected to analog
ground (VSSA).
NOTE: Unused ADCIN pins that are multiplexed with AIO function should not be directly connected to
analog ground. They should be grounded through a 1-k
Ω resistor. This is to prevent an errant code from
configuring these pins as AIO outputs and driving grounded pins to a logic-high state.
When the ADC is not used, be sure that the clock to the ADC module is not turned on to realize power
savings.
Copyright 2010–2012, Texas Instruments Incorporated
Peripheral and Electrical Specifications
85
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