5
-38
Schematic Diagrams, Overlays, and Parts Lists
DB7
A0
R/W*
RST*
CS*
ON
VS_INT
VS_GAINSEL
Key_Row
SrD_Rtn
VS_RAC
Gnd
J400
40-PIN CONNECTOR
VS_CS
VS_AUDSEL
EXT_MIC
Flat_Tx_Rtn
SCK_Snd
Key_Col
SrD_Snd
Det_Aud_Snd
Opt_Bd_En
Rx_Aud_Rtn
Rdy/Req
Tx_Aud_Snd
Tx_Aud_Rtn
PTT
Vddd
INT_EXT_Vdd
Rx_Aud_Snd
Key_Intrp
SW_B+
LED_EN
DB0
DB1
DB2
DB3
DB4
DB5
DB6
OFF_BATT_DATA_OUT
100pF
C463
C466
100pF
100pF
C458
100pF
C459
0.1uF
C467
24K
R481
C536
100pF
100pF
C537
C535
100pF
100pF
C534
C533
100pF
100pF
C532
C404
100pF
E408
E409
E407
J400-13
J400-20
J400-14
J400-5
J400-4
J400-6
J400-7
J400-8
J400-9
J400-10
J400-11
J400-19
J400-12
J400-38
J400-22
J400-28
J400-26
J400-37
J400-23
J400-33
J400-32
E406
E404
E405
E403
E402
E401
E400
C481
0.1uF
J400-1
J400-2
J400-18
J400-16
J400-36
J400-17
J400-40
J400-39
J400-21
J400-27
J400-34
J400-29
J400-30
J400-35
J400-15
J400-24
J400-3
J400-31
J400-25
D2
D1
D0
0
R482
KEY_INT
INT_EXT_Vdd
VS_INT
Vddd
VS_AUDSEL
VS_GAINSEL
MISO
VS_RAC
D7
D4
D5
D3
D6
TX_AUD_SND
PTT
SWB+
KEYPAD_ROW
KEYPAD_COL
A0
R_W
RESET
LCD_SEL
LEDBL
OFF_BATT_DATA_OUT
OPT_ENA
DATA
RDY
FLAT_TX_RTN
TX_AUD_RTN
VS_CS
EXT_MIC
CLK
FLAT_RX_SND
RX_AUD_RTN
URX_SND
Figure 5-32. 700 MHz Keypad/PassPort Board Interface Schematic Diagram
Содержание HT1250-LS+
Страница 10: ...viii ...
Страница 12: ...x Product Safety and RF Exposure Compliance ...
Страница 16: ...1 4 Introduction ...
Страница 58: ...4 22 Maintenance ...
Страница 64: ...5 6 Schematic Diagrams Overlays and Parts Lists ...
Страница 102: ...5 44 Schematic Diagrams Overlays and Parts Lists Figure 5 34 Keypad PassPort Option Board Schematic Diagram ...