Difference between revisions of "I2C busses and peripherals (Naon)"

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{{WorkInProgress}}
 
{{WorkInProgress}}
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{| class="wikitable"
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!
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!
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!
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!
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!colspan="4" | Connected Slave Devices
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!
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|-
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|
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|
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|
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|
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|
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|
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|colspan="2" align="center" | '''IRQ'''
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|
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|
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|-
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!I2C bus #
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!Signals
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!Physical allocation options (BGA balls)
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!Pull-up on board
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!p/n
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!address (7 bit)
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!Processor connection
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!Polarity
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!Notes
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|-
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| 0
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| SDA
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| AB6
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| 2.2 kOhm
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| PMIC PTPS659113A
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| 0101101
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| GPO_16 (ball G6)
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| programmable
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|
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|-
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|
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| SCL
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| AC4
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| 2.2 kOhm
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| HDVICP power supply TPS62353
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| 1001000
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| -
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| -
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|
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|-
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| 1 (HDMI)
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| SDA
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| AG24
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| 10 kOhm
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|
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|
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|
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|
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|
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|-
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|
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| SCL
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| AF24
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| 10 kOhm
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|
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|
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|
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|
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|
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|-
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| 2
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| SDA
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| AG28
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| -
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|
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|
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|
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|
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|
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|-
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|
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| SCL
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| AF27
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| -
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|
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|
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|
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|
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|
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|-
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| 3
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| SDA
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| AA24
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| 10 kOhm
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| EEPROM 24LC32A
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| 1010001
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| -
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| -
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| A1 and A0 bits of address can be configured at carrier board level
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|-
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|
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| SCL
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| AH26
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| 10 kOhm
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| Keypad controller MAX7359ETG+
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| 0111000
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| GP0_21 (ball K7)
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| active low
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|
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|-
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|
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|
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|
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|
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| Touch screen controller TSC2003
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| 1001000
 +
| GP0_22 (ball H3)
 +
| active low
 +
|
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|-
 +
 +
|}

Revision as of 16:13, 15 May 2012

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Four I2C busses are available. Following table summarizes how they are organized.


WorkInProgress.gif

Connected Slave Devices
IRQ
I2C bus # Signals Physical allocation options (BGA balls) Pull-up on board p/n address (7 bit) Processor connection Polarity Notes
0 SDA AB6 2.2 kOhm PMIC PTPS659113A 0101101 GPO_16 (ball G6) programmable
SCL AC4 2.2 kOhm HDVICP power supply TPS62353 1001000 - -
1 (HDMI) SDA AG24 10 kOhm
SCL AF24 10 kOhm
2 SDA AG28 -
SCL AF27 -
3 SDA AA24 10 kOhm EEPROM 24LC32A 1010001 - - A1 and A0 bits of address can be configured at carrier board level
SCL AH26 10 kOhm Keypad controller MAX7359ETG+ 0111000 GP0_21 (ball K7) active low
Touch screen controller TSC2003 1001000 GP0_22 (ball H3) active low
HOME SOMs SBCs ToloMEO Embedded Assistant Sale-tag.pngGET A QUOTE Customer-service.pngONLINE HELPDESK
Roadmap IoT Services ML/AI services Embedded Design Services
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