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devices:srxe:handheld:pinouts

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devices:srxe:handheld:pinouts [2023/05/29 12:18] jkentdevices:srxe:handheld:pinouts [2023/05/29 12:18] (current) jkent
Line 157: Line 157:
   - Speaker pin 3, D1 (unpopulated) pin 3 (D1 pin 1 to GND)   - Speaker pin 3, D1 (unpopulated) pin 3 (D1 pin 1 to GND)
  
-===== U1 -- RF Switch =====+===== U1 - RF Switch =====
  
 (Marked "G4J") possible high-frequency (RF) SPDT switch uPG2214TB (Marked "G4J") possible high-frequency (RF) SPDT switch uPG2214TB
Line 170: Line 170:
   - ATmega pin 1, unlabeled capacitor to GND   - ATmega pin 1, unlabeled capacitor to GND
  
-===== U2 -- SPI Flash =====+===== U2 - SPI Flash =====
  
 (Marked "ATMLH028 Z7H1164A") possible Two-Wire Serial EEPROM Atmel AT24C? (Marked "ATMLH028 Z7H1164A") possible Two-Wire Serial EEPROM Atmel AT24C?
Line 185: Line 185:
   - VCC (3.3V)    - VCC (3.3V) 
  
-===== U3 -- ATmega128RFA1 =====+===== U3 - ATmega128RFA1 =====
  
 Pin 1 top right if oriented with SW1 on top of board Pin 1 top right if oriented with SW1 on top of board
Line 254: Line 254:
   - [PF1:ADC1] - Keyboard ROW2   - [PF1:ADC1] - Keyboard ROW2
  
-===== U4 -- DC-DC converter =====+===== U4 - DC-DC converter =====
  
 (Marked "PHNI") 5-pin package, possible TPS62203DBV 3.3V DC-DC converter (Marked "PHNI") 5-pin package, possible TPS62203DBV 3.3V DC-DC converter
devices/srxe/handheld/pinouts.txt · Last modified: by jkent