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Panasonic Corporation of North America SC-HTB8 User Manual

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Product Specification 
Spec-BM830-V0.2                                     Page 4 of 10                                      www.sunitec-cn.com  
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input (tolerant to VBAT) enables the on-chip 
regulators, which can then be latched on internally 
and the button used as a multifunction input 
25 GND GND 
Ground 
 
26 
VBUS 
Power Input 
Charger input. 
Typically connected to VBUS (USB supply) as 
Section 12 shows. 
 
27 
CHG_EXT 
 
External battery charger control. 
External battery charger transistor base control 
when using external charger boost. Otherwise leave 
unconnected. 
 
28 VBAT_SEN
SE 
 
Battery charger sense input. 
Connect directly to the battery positive pin. 
 
29 
VBAT 
Power IN 
Battery positive terminal. 
 
30 GND GND 
Ground 
 
31 
1V8_OUT 
Power out 
Serial Peripheral Interface Clock 
 
32 
VDD_PADS  Power IN 
Positive supply input for input/output ports 
 
33 
3V3_OUT 
Power out 
3.3V bypass linear regulator output. 
 
34 GND GND 
Ground 
 
35 
USB_N 
Bi-directional 
USB data minus 
 
36 
USB_P 
Bi-directional 
USB data plus with selectable internal 1.5kΩ pull-up 
resistor 
 
37 GND GND 
Ground 
 
38 
PIO9 
Bi-directional 
Programmable input / output line 9. 
Alternative function: 
■
 UART_CTS: UART clear to send,active low 
 
39 
PIO0 
Bi-directional 
Programmable input / output line 0. 
Alternative function: 
■
 UART_RX: UART data input 
 
40 
PIO1 
Bi-directional 
Programmable input / output line 1. 
Alternative function: 
■
 UART_TX: UART data output 
 
41 
PIO8 
Bi-directional 
Programmable input / output line 8. 
Alternative function: 
■
 UART_RTS: UART request to send, active low 
 
42 PIO7 Bi-directional  Programmable Input/Output Line 
 
43 PIO6 Bi-directional  Programmable Input/Output Line 
 
44 PIO21 Bi-directional Programmable 
Input/Output Line 
 
45 PIO18 Bi-directional Programmable 
Input/Output Line 
 
46 LED2 Bi-directional  LED 
driver. 
Alternative function: programmable output PIO[31] 
 
47 GND GND 
Ground 
 
48 
MIC_BIAS 
Analogue out 
Microphone bias 
 
49 LINE_AN
 
Analogue in 
Line input negative, channel A 
 
50 
LINE_AP 
Analogue in 
Line input positive, channel A 
 
51 LINE_BN
 
Analogue in 
Line input negative, channel B 
 
52 
LINE_BP 
Analogue in 
Line input positive, channel B 
 
53 
AGND 
Analogue 
Ground connection for audio and audio driver. 
 
54 
SPK_RN 
Analogue out 
Speaker output negative, right 
 
55 
SPK_RP 
Analogue out 
Speaker output positive, right 
 
56 
SPK_LN 
Analogue out 
Speaker output negative, left 
 
57 
SPK_LP 
Analogue out 
Speaker output positive, left 
 
58 GND GND 
Ground 
 
59 RF_IN 
GND 
Bluetooth 
50Ω transmitter output /receiver input 
 
60 GND GND 
Ground