Embest SBC8140, Руководство пользователя

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Pins Definitions Descriptions
70 LEDA LED leg A
71 LEDB LED leg B
72 ADCIN0 ADC input0 (Battery type)
73 NRESPWRON Power On Reset
74 NRESWARM
Warm Boot Reset (open drain
output)
75 SYSEN System enable output
76 GND6 GND
77 REGEN Enable signal for external LDO
78 ADCIN1
ADC input1 (General-purpose ADC
input)
79 KC0 Keypad column 0
80 KC1 Keypad column 0
81 KC2 Keypad column 0
82 KC3 Keypad column 0
83 AUDIO_IN Analogue microphone bias 1
84 AUDIO_OR
Predriver output right P for external
class-D amplifier
85 AUXR Auxiliary audio input right
86 AUDIO_OL
Predriver output left P for external
class-D amplifier
87 GND7 GND
88 VBAT1 Power supply (3V - 4.2V 1.5A)
89 ON/OFF
Input; detect a control command to
start or stop the system
90 VBAT2 Power supply (3V - 4.2V 1.5A)