HYT TC-618, Руководство по обслуживанию

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TC-618/626 Service Manual
20
26 P04/INT04 PLLEN2 PLLEN2 O
To output Enable signal to PLL.
27 P05/INT05 PLLDATA
2
PLLDATA
2
O
To output data signal to PLL.
28 P06/INT06 PLLCLK2 PLLCLK2 O
To output clock signal to PLL.
29 P07/INT07 UL2 UL2 I
For detection of TB31202 PLL circuit
(H: locked; L: unlocked) (connected
with pull-up resistor).
30 P10/UI0 RXD RXD I
UART RX (connected the UI
programming port during
programming).
31 P11/UO0 TXD TXD O
UART TX (connected the UO
programming port during
programming).
32 P12/UCK0 Reserve Reserve O
Reserved.
33 P13/TRG0/ADTG Reserve Reserve I
Reserved.
34 P14/PPG0 MIC_EN MIC_EN I
For detection of MIC connection
(connected with pull-down resistor)
(valid at high level)
35 P20/PPG00 CTC_DC
S
CTC_DC
S
PWM
To output CTCSS/CDCSS.
36 P21/PPG01 Reserve Reserve O
Reserved.
37 P22/TO00 TONE TONE O
To output BEEP.
38 P23/TO01 W/N W/N O
To control wide/narrow band;
W(L)/N(H).
39 P24/EC0 Reserve Reserve O
Reserved.
40 P50/SCL0 SCL SCL SCL
To output clock signal to EEPROM.
41 P51/SDA0 SDA SDA SDA
To output data signal to EEPROM.
42 P52/PPG1 AP/TU AP/TU PWM
To output APC/TUNE signal.
43 P53/TRG1 TX_CTRL TX_CTRL O
To control Tx power supply; H (valid).
44 P60/PPG10 AN29160
PLLCLK
AN29160
PLLCLK
O
To output clock signal to PLL
(AN29160).
45 P61/PPG11 AN29160
PLLDATA
AN29160
PLLDATA
O
To output data signal to PLL
(AN29160).
46 P62/TO10 AN29160
PLLEN
AN29160
PLLEN
O
To output Enable signal to PLL
(AN29160).
47 P63/TO11 Reserve Reserve O
Reserved.
48 P64/EC1 Reserve Reserve O
Reserved.
49 P65/SCK Reserve Reserve O
Reserved.
50 P66/SOT Reserve Reserve O
Reserved.
51 P67/SIN Self Self I
For test (to enter Factory Clone Mode,
connected with pull-up resistor).
52 P43/AN11 SPCNT SPCNT O
To control main audio power supply; H:
audio on.
53 P42/AN10 PCONT PCONT O
Pin for the AN29160AA power supply.