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3.7.6. GPIO Map
In total 16 allowable resources, L1100 is using 13 resources except 3 resources dedicated to SIM and
Memory. L1100 GPIO (General Purpose Input/Output) Map, describing application, I/O state, and
enable level, is shown in below table.
Table 5. GPIO Map Table
I/O #
Application
I/O
Resource
State
Inactive
State
Active
State
I/O (0)
FOLDER
I
GPIO
HIGH (Open)
LOW (Closed)
I/O (1)
MELODY_INT
I
GPIO
HIGH
LOW
I/O (2)
SPK_EN
I
GPIO
HIGH
LOW
I/O (3)
DSR
I
GPIO
HIGH
LOW
I/O (4)
LCD_BACKLIGHT
I
GPIO
LOW
HIGH
I/O (5)
SIM_PWRCTRL
O
SIM
HIGH
HIGH
I/O (6)
BCLKX
I
GPIO
LOW(REC)
HIGH(SPK)
I/O (7)
LCD_RESET
O
GPIO
HIGH
LOW
I/O (8)
IF_MODE
O
GPIO
LOW
HIGH
I/O (9)
CAM_HOLD
O
GPIO
LOW
HIGH
I/O (10)
INDLED_R
O
GPIO
LOW
HIGH
I/O (11)
INDLED_G
O
GPIO
LOW
HIGH
I/O (12)
LCD_ID
O
GPIO
RESERVED
I/O (13)
HANDSFREE
I
GPIO
HIGH
LOW
I/O (14)
NBHE
O
MEMORY
I/O (15)
NBLE
O
MEMORY
-24-
3.8 Analog Baseband (ABB) Processor
IOTA is Analog Baseband (ABB) Chip supports GSM900, DCS1800, PCS1900, GPRS Class 10 with
Digital Basband Chip (Calypso G2).
IOTA processes GSM modulation/demodulation and power management operations.
Block Description
• Audio Signal Processing & Interface
• Baseband in-phase(I), quadrature(Q) Signal Processing
• RF interface with DBB (time serial port)
• Supply voltage regulation
3.8.1. General Description
Summary of Contents for L1100
Page 1: ...Service Manual Model L1100 Service Manual L1100 P N MMBD0032801 Date June 2004 Issue 1 0 ...
Page 31: ... 30 Figure 14 Power Supply Scheme ...
Page 46: ... 45 Figure 25 CLC344E Camera Chip Circuit ...
Page 49: ... 48 Figure 28 Camera Module Circuit MAIN BOARD FPCB ...
Page 62: ...4 9 Microphone Trouble 61 Circuit Diagram ...
Page 82: ... 81 U602 FPCB CN2 1 3 U601 5 4 Test Points 1 20 2 19 ...
Page 98: ...5 1 Disassembly 5 ASSEMBLY INSTRUCTION 97 2 1 1 2 ...
Page 99: ...98 1 2 3 2 1 ...
Page 100: ... 99 1 2 3 ...
Page 101: ... 100 ...
Page 103: ...6 2 Download Procedure 1 Execute Fluid_GUI exe and select Erase Program flash menu 104 ...
Page 104: ...2 Click the Add button Then choose m0 file which is going to download 105 ...
Page 108: ...6 Wait for downloading to be finished 109 ...
Page 125: ... 127 9 PCB LAYOUT ...
Page 126: ... 128 9 PCB LAYOUT ...
Page 129: ... 131 12 EXPLODED VIEW REPLACEMENT PART LIST 12 1 EXPLODED VIEW ...