CPU Port Functions (IC201)
-6-
Pad No.
Function Name
Pad Name
Description
163 (AE9)
A16
INT_N/GPIO10/A16
Interrupt request output, general purpose I/O
273 (G3)
SCL
SCL/GPIO12
I
2
C clock HS-I
2
C 3.4MHz, general purpose I/O
189 (F2)
SDA
SDA/GPIO13
272 (H3)
Text Reset
GPIO9/ACLK
General purpose I/O / Analog video clock I/O
349 (H4)
LCD-BR
GPIO4/PWM1/TCP_TDO
General purpose I/O / Pulse width modul. output / Test control
93 (J1)
NRESET/FPGA reset KBD0
Keyboard ADC input (Scaler) -Not used-
92 (K1)
A17
A17 / GPIO11
Memory address bus, general purpose I/O
185 (K2)
Scart-3 8-pin input
A17 / GPIO11
Keyboard ADC input (Scaler) -Not used-
91 (L1)
UART for test
GPIO6
General purpose I/O
346 (L4)
Text/RF sw
PWM0
Pulse width modulated back light brightness control
81 (AA1)
PC VSCL
ASCL / GPIO14
DDC clock 400 KHz, general purpose I/O
174 (AA2)
PC VSDA
ASDA / GPIO15
DDC data 400 KHz, general purpose I/O
97 (E1)
LCD-ON
GPIO3 / TRST
102 (B3)
PC-Det
GPIO0 /T0/ TMS
-Not used-
352 (E4)
Scart-3 sw
GPIO1 /T1/ TD1
-Not used-
276 (D3)
Scart-3 sw
GPIO2 /TCK
-Not used-
98 (D1)
UART for test
RXD/GPIO5
166 (AE6)
WE for Flash
WR-N / GPI8
313 (AA23) NVM-WE
P1.1 / T0
Port 1.1 or Counter Timer 0 input
232 (AA24) Line off input
P1.1 / INT1
Port 1.0 or external interrupt 1 -Not used-
143 (AA25) RC input
INT0 / P0.5
External interrupt 0 or port 0.5
320 (AC18) Status input
P0.2 / I
2
SDO2
Port 0.2 or I
2
S digital output 2
319 (AC19) I
2
C SDA
P1.7 / SDA
Port 1.7 or I
2
C bus data line
241 (AD18) Power Error 2
P0.3 / I
2
SCLK
Port 0.3 or I
2
S clock (Power Error=Low)
240 (AD19) I
2
C SCL
P1.6 / SCL
Port 1.6 or I
2
C clock line
239 (AD20) RGB selector
P2.2 / PWM1
Port 2.2 or PWM1 output
238 (AD21) Scart-2 8-pin input
P3.1 / ADC1
Port 3.2 or ADC1 input -Not used-
154 (AE18) Power Error 1
P0.4 / I
2
SWS
Port 0.4 or I
2
S Word Select (Power Error=Low)
153 (AE19) Power-2 ON/OFF
P1.3 /T1
LVDS on 20” model only (H=ON)
152 (AE20) Power LED
P2.1 / PWM0
Port 2.1 or PWM0 output (H= LED ON)
151 (AE21) Scart-1 8-pin input
P3.0 / ADC0
Port 3.0 or ADC0 input -Not used-
150 (AE22) Key input
P3.3 / ADC3
Port 3.3 or ADC3 input
149 (AE23) L/L’/AV2 SW
P2.5 / PWM4
Port 2.2 or PWM4 output -Not used-
148 (AE24) DM Power Error
P1.4 / RX
Port 1.4 or UART bus
147 (AE25) Power key input
P1.5 / TX
Port 1.5 or UART bus
59 (AF18)
Power-3 ON/OFF
P0.1 / I
2
SDO1
Panel Power ON 20” model only (H=ON)
58 (AF19)
Power-1 ON/OFF
P0.0 / I
2
SDI1/O
3.3V, 5V Panel Power ON (L=ON)
57 (AF20)
(118-pin Reset)
P2.0 / TPWM
Port 2.0 or Tuning PWM output -Not used-
56 (AF21)
50/60
P2.3 / PWM2
Port 2.3 or PWM2 output (23” model only, 50=H, 60=L)
55 (AF22)
AGC input for factory P3.2 / ADC2
Port 3.2 or ADC2 input
54 (AF23)
Sound mute
P2.4 / PWM3
Port 2.4 or PWM3 output
53 (AF24)
Scart-1 SW
P1.2 / INT2
Port 1.2 or external interrupt-2 -Not used-
