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  Franz Figueroa32

  • 18 days ago
  • Interface
  • Interface forum

  PCA9535: Initial Output to Low

  • Resolved

  Part Number: PCA9535 Hi E2E, Good day! Is there a way to set the initial state of the PCA9535
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  Madhura Gogate

  • 25 days ago
  • Interface
  • Interface forum

  PCA9535: PCA9535

  Part Number: PCA9535 In ORT for ASR920 platform, some of the boards are failing to respond to I2C Transactions at low temperature. We don’t see any ACK for master initiated transactions. Does this device respond to bus recovery when I2C SCL line...
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  BOBBY

  • 18 days ago
  • Interface
  • Interface forum

  RE: PCA9535: Can the Output port registers be edited before the ports are configured as outputs?

  hemanth peruri Thanks Bobby for quick response, I am trying to get a confirmation regarding the accessibility to output port register during the time GPIOs are configured as inputs. If you can confirm that output port registers can be write accessible...
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  Raymond McIntyre

  • 11 months ago
  • Interface
  • Interface forum

  PCA9535: PCA9535

  TI Thinks Resolved

  Part Number: PCA9535 Does anyone have marking information on the PCA9535? Line 1: PCA; Line 2:9535EC; Line 3:GBKS
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  Max Robertson

  • over 1 year ago
  • Interface
  • Interface forum

  RE: PCA9535: interrupt initial value

  Hi Mark, Have you had a chance to look into Bobby's suggestions above? If you are able to read and write from the device and don't detect issues with the default register configurations (which would indicate a faulty power-on-reset) then the...
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  Shu-Cheng LIN

  • over 1 year ago
  • Interface
  • Interface forum

  PCA9535: Tj Max

  TI Thinks Resolved

  Part Number: PCA9535 Hi Sirs, Sorry to bother you. Could you share PCA9535RGER junction temperature information for us? Thanks!!
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  SU DANY

  • over 2 years ago
  • Interface
  • Interface forum

  PCA9535: PCA9535

  TI Thinks Resolved

  Part Number: PCA9535 Hi TI pals May I know what is different between TI part PCA9535 and NXP part PCAL9535A? Does they pin compatible and replace each other? Thanks a lot! Danny 111000000148A_PCA9535PWR.pdf 111000000322A_PCAL9535A.pdf
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  Max Robertson

  • over 1 year ago
  • Interface
  • Interface forum

  RE: Linux/PCA9535: PCA9535 GPIO configure

  Leif, The default configuration is for each port to be configured as a high-impedance input. You can see the power-up default settings summarized in Table 3 of the datasheet. In your system, you could either pull these unused input ports high or low...
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  David Taylor57

  • over 2 years ago
  • Interface
  • Interface forum

  PCA9535: how long before EOL ???

  • Resolved

  Part Number: PCA9535 I need to know how long this part will be available for, that is how long
• 

  Cam Ban Duong

  • over 2 years ago
  • Interface
  • Interface forum

  PCA9535: Driven LEDs at Output Bank flashed at Startup

  TI Thinks Resolved

  Part Number: PCA9535 Hi, I'm using this I/O-Expander to drive some LEDs on a measuring device. The LEDs are set up in a row to show the measured value on a scale. It works perfectly using a uC to send the data over the I2C bus. The Issue:...

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