User's Manual

SYSGRATION /Avi-on Confidential & Proprietary
2015-09-03
5
Pin Assignment Description:
Pins Name Function Description
J1 WAKE I Input to wake CSR1012 from hibernate or
dormant. Default is pull-down.
J2 XTAL_32K_IN Analog in 32.768KHz installed, Disconnect all to this Pin.
J3 XTAL_32K_OUT Analog In 32.768KHz installed, Disconnect all to this Pin.
J4 I2C_SCL I/O SPI serial flash installed, or I2C clock Input /
output.
J5 VBATT Power Power input.
J6 I2C_SDA I/O SPI serial flash installed, or I2C data Input /
output.
J7 SPI_PION I Selects SPI debug or Programmable I/O,
Pull-High : SPI debug
Pull-down: Programmable I/O line, default is.
J8 PIO[11] I/O Programmable I/O
J9 PIO[10] I/O Programmable I/O
J10 PIO[9] I/O Programmable I/O
J11 SPI_MISO O SPI data output or Programmable I/O
J12 SPI_MOSI I SPI data input or Programmable I/O
J13 SPI_CSB I SPI select or Programmable I/O
J14 SPI_CLK I/O SPI clock or Programmable I/O
J15 PIO[4] I/O Programmable I/O
J16 VDD_PADS Power Positive supply for all digital I/O ports
J17 PIO[3] I/O Programmable I/O
J18 UART0_RX I UART RX or Programmable I/O
J19 UART0_TX O UART TX or Programmable I/O
J20 AIO[0] I/O Analogue Programmable I/O
J21 AIO[1] I/O Analogue Programmable I/O
J22 AIO[2] I/O Analogue Programmable I/O
J23 GND Ground Ground
J24 GND Ground Ground
J25 GND Ground Ground
J26 GND Ground Ground