Haier HLE20BB Service Manual page 18

104 ARED4
105 ARED3
106 ARED2
107 Pad 3.3V Ground
108 Pad 3.3V Power
109 33VPNLOUT
110 COUT
111 ARED1
112 ARED0
113 AGRN1
114 AGRN0
115 SDIO[3]
116 Digital 1.8V Power
117 Digital 1.8V Ground
118 SCSB
119 SCLK
120 DDCSDA2(DVI)
121 DDCSCL2(DVI)
122 PWM0
123 RESET_OUT
124 33VRST_REF
125 DPLL_VDD
126 DPLL_GND
127 XO
128 XI
3.SM5964(PLCC)
Function: MCU
PIN SYMBOL
1 P4.2
2 P1.0/T2
3 P1.1/T2EX
4 P1.2
5 P1.3/SPWM0
6 P1.4/SPWM1
7 P1.5/SPWM2
8 P1.6/SPEM3
9 P1.7/SPEM4
10 RES
11 P3.0/RXD
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Display A-port Red Data 4
Display A-port Red Data 3
Display A-port Red Data 2
PGND
PVCC
Panel on/off switch ot(Max current driving 1A)
Crystal out
Display A-port Red Data 1
Display A-port Red Data 0
Display A-port Green Data 1
Display A-port Green Data 0
Serial control I/F data in or Parallel port data [3] (Open
drain) MSB
VCCK
GNDK
Serial control I/F chip select (Open drain)
Serial control I/F clock (Open drain)
Open drain (Internal 75K pull high)
Open drain (Internal 75K pull high)
Pulse width modulation output port0
Reset out
Reference 3.3v for Reset Out
Power for digital PLL
Ground for display digital PLL
Crystal OSC output
Reference clock input from external crystal or from
single-ended CMOS/TTL OSC
DESCRIPTION
Bit 2 of port 4
Bit 0 of port 1 & timer 2 clock out
Bit 1 of port 1 & timer 2 control
Bit 2 of port
Bit 3 of port 1 & SPWM Channel 0
Bit 4 of port 1 & SPWM Channel 1
Bit 5 of port 1 & SPWM Channel 2
Bit 6 of port 1 & SPWM Channel 3
Bit 7 of port 1 & SPWM Channel 4
Reset
Bit 0 of port 3 & Receive data