3. TECHNICAL BRIEF
| #FCDP:Flash Controller DMA Port |
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| FCDP_RBN | FCDP |
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| #GSM TDMA Timer: GSM Control |
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| T_OUT3 | UART_BT_RTS | BT UART request to send | |
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| T_OUT4 | UART_BT_CTS | BT UART clear to send | |
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| T_OUT5 | TOUCH_INT | Touch IC interrupt | |
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| T_OUT6 | PA_MODE |
| PAM |
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| T_OUT7 | RPWRON |
| Remote Power On |
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| T_OUT8 | LIN_PWM_FRQ | Motor control | |
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| #Other Functional Pins: |
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| Clocks and control |
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| CLKOUT0 | CHG_EN |
| Charging enable |
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| F32K |
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| To 32KHz crystal |
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| OSC32K |
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| To 32KHz crystal |
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| RESET_N | nRESET |
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| #Extra I/Os & Interrupt Inputs |
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| DSPIN0 | CLK32K |
| BT 32kHz sleep clock |
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| DSPIN1 | SLIDE_OPEN | Slide open/close detect | |
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| #Baseband I/0 |
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| FSYS3 | NA |
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| FSYS2 | 26MHZ_BT |
| BT Main clock |
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| #Reference Oscillator / PLL |
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| REFR | NA |
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| XOX | 26MHz |
| 26MHz Main clock |
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| XO | 26MHz |
| 26MHz Main clock |
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| #LED's |
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| BL1_PWM / VSENSE1 | DBB_BL_PWM | Not used | |
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| BL2_PWM | LIN_PWM_MAG | Motor control | |
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| BL3_PWM | SUB_KEY_BL | Sub Key LED control | |
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| VSS_FLASH | GND |
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| FLASH_SINK | QWERTY_KEY_BL | Qwerty Key LED control | |
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| #Control Logic |
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| LPBCL_ECHO | GND |
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| ON_OFF / SCAN_RESET | PWRON |
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| RESET2_N / VSENSE2 | M_RESET |
| Memory reset |
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| PO_RESET_N / SCAN_OUT2 | PO_RESET |
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Copyright © 2008 LG Electronics. Inc. All right reserved. | - 27 - | LGE Internal Use Only | ||
Only for training and service purposes |
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