Sony SPP-SS950 Service Manual page 21

Pin No. Pin Name I/O
58 BATTERY I
59 AFC —
60 AGC O
61 CALLER-ID —
62 PARKP I
63 VDDC —
64 VSSP —
65 SYNDATA O
66 SYNTH5MCLK O
67, 68 LED3, 4 —
69 LCDRW —
70 LCDRS —
71 SYNCLK O
72 SYNSTB O
73 VDDP —
74 VSSP —
75 SYNEN O
76 NVDI I/O
77 NVDO O
78 LED2 —
79 TXEN O
80 TXPWRI O
81 GPIOB6 I
82 TXRXSEL O
83 RING OFF —
84 BASEP I
85 TXPWRO O
86 GPIOB5 —
87 NVCS —
88 AUDPWRP I
89 LED1 —
90 VDDC —
91 VSSC —
92 LCDPWRP —
93 SLEEP —
94 GPIOB4 —
95 NVCLK O
96 RESETI I
97 XTALI I
98 XTALO O
99 VDDP —
100 VSSP —
Battery voltage input (Pull up)
Not used
AGC control output
Not used
Charging detection input
Power supply (+5 V)
Ground
Synthesizer DATA output
Synthesizer REF OSC output
Not used
Not used
Not used
Synthesizer CLK output
Synthesizer strobe output
Power supply (+5 V)
Ground
Synthesizer power control output
EEPROM SDA input/output
EEPROM SCL output
Not used
TX enable output H: active
PA power select output
Terminating signal detection input
TX/RX select output
Not used
HAND/BASE select input
PA power select output
Not used
Not used
DTMF/PULSE select switch input
Not used
Power supply (+5 V)
Ground
Not used
Not used
Not used
Reception muting during dial transmission.
Power-on reset input. L: active
9.6 MHz OSC input
9.6 MHz OSC output
Power supply (+5 V)
Ground
– 27 –
Function
L: active
H: active
L: active
H: HAND, L: BASE
H: DTMF, L: PULSE
L: during dial transmission.