TESSERA EB-RE01B, Руководство по оборудованию, Страница: 17 / 23

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TESSERA TECHNOLOGY INC.
LED
Reference
number Connection Explanation
LED1 CPU_VIN Turned on when internal MCU power supply.
LED2 MCU P506 General use LED.
LED is turned on with P506 Low output.
LED3 FT232RL Tx LED is turned on when USB-Serial converter accessed
on the USB connecter (CN4).
LED4 FT232RL Rx
Switch
Mode setting switches
Reference number Connection Explanation
SW3 MD/P201 Single Chip Mode / SCI boot mode
SW4 EHMD Normal Mode / EHC Mode
Momentary switch
Reference number Connection Explanation
SW1 RES# MCU reset
SW2 P505/IRQ1_C General use push switch.
If you push the switch, Signal connect to the GND.
SW5 (MCU_VCC) Discharge the MCU_VCC.
SW6 (VCC_SU) Discharge the VCC_SU.
External clock
Reference
number Connection Explanation
XTAL1 Main clock oscillator（MOSC） 32MHz crystal resonator
XTAL2 Sub clock oscillator（SOSC） 32.768kHz crystal resonator
XTAL3 clock oscillator for Bluetooth (BLECLK) 32MHz crystal resonator
Please set the Sub-Clock Oscillator Drive Capability (SODRV、SODRV0) to “Low CL4”
below.
SODRV = 1、 SODRV0 = 0