Read Harman Kardon AVR 161S (serv.man4) Service Manual online
Product Specification
Spec-BM840-V1.1 Page 3 of 7 www.sunitec.com.tw
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Pin Configurations
PIN NO.
NAME
TYPE
FUNCTION
RE-MARK
1 GND
GND
Ground
2 GND
GND
Ground
3
AIO0
Bi-directional
Analogue programmable input / output line
4
PIO12
Bi-directional
Programmable Input/Output Line
Alternative function:
■ QSPI_FLASH_CS#: serial quad I/O flash chip select
■ I2C_WP: I²C bus memory write protect line
Alternative function:
■ QSPI_FLASH_CS#: serial quad I/O flash chip select
■ I2C_WP: I²C bus memory write protect line
5
PIO14
Bi-directional
Programmable Input/Output Line
Alternative functions:
■ UART_RX: UART data input
Alternative functions:
■ UART_RX: UART data input
6
PIO11
Bi-directional
Programmable Input/Output Line
Alternative function:
■ QSPI_IO[0]: serial quad I/O flash data bit 0
■ I2C_SDA: I²C serial data line
Alternative function:
■ QSPI_IO[0]: serial quad I/O flash data bit 0
■ I2C_SDA: I²C serial data line
7
PIO17
Bi-directional
Programmable Input/Output Line
Alternative functions:
■ UART_CTS: UART clear to send, active low
Alternative functions:
■ UART_CTS: UART clear to send, active low
8
PIO10
Bi-directional
Programmable Input/Output Line
Alternative function:
■ QSPI_FLASH_CLK: serial quad I/O flash clock
■ I2C_SCL: I²C serial clock line
Alternative function:
■ QSPI_FLASH_CLK: serial quad I/O flash clock
■ I2C_SCL: I²C serial clock line
9
PIO15
Bi-directional
Programmable Input/Output Line
Alternative functions:
■ UART_TX: UART data output
Alternative functions:
■ UART_TX: UART data output
10
PIO16
Bi-directional
Programmable Input/Output Line
Alternative functions:
■ UART_RTS: UART request to send, active low
Alternative functions:
■ UART_RTS: UART request to send, active low
11
PIO13
Bi-directional
Programmable Input/Output Line
Alternative function:
■ QSPI_IO[1]: serial quad I/O flash data bit 1
Alternative function:
■ QSPI_IO[1]: serial quad I/O flash data bit 1
12 GND
GND
Ground
13
PIO2
Bi-directional
Programmable Input/Output Line
Alternative functions:
■ SPI_MOSI: SPI data input
■ PCM1_IN: PCM1 synchronous data input
Alternative functions:
■ SPI_MOSI: SPI data input
■ PCM1_IN: PCM1 synchronous data input
14
PIO5
Bi-directional
Programmable Input/Output Line
Alternative functions:
■ SPI_CLK: SPI clock
■ PCM1_CLK: PCM1 synchronous data clock
Alternative functions:
■ SPI_CLK: SPI clock
■ PCM1_CLK: PCM1 synchronous data clock
15
PIO4
Bi-directional
Programmable Input/Output Line
Alternative functions:
■ SPI_CS#: chip select for SPI, active low
■ PCM1_SYNC: PCM1 synchronous data sync
Alternative functions:
■ SPI_CS#: chip select for SPI, active low
■ PCM1_SYNC: PCM1 synchronous data sync
16
PIO3
Bi-directional
Programmable Input/Output Line
Alternative functions:
■ SPI_MISO: SPI data output
■ PCM1_OUT: PCM1 synchronous data output
Alternative functions:
■ SPI_MISO: SPI data output
■ PCM1_OUT: PCM1 synchronous data output
17 GND
GND
Ground
18 LED1
Bi-directional LED
driver.
Alternative function: programmable output PIO[30].
19 LED0
Bi-directional LED
driver.
Alternative function: programmable output PIO[29].
20 RST#
Input
with
strong
pull-up
Reset if low. Pull low for minimum 5ms to cause a
reset.
reset.
21 SPI_PCM#
Bidirectional
with
weak
pull-down
pull-down
SPI/PCM select input:
■ 0 = PCM/PIO interface
■ 1 = SPI
■ 0 = PCM/PIO interface
■ 1 = SPI
22
VREGENABLE
CMOS Input
Regulator enable input
Can also be sensed as an input.
Regulator enable and multifunction button. A high input
(tolerant to VBAT) enables the on-chip regulators,
which can then be latched on internally and the button
used as a multifunction input
Can also be sensed as an input.
Regulator enable and multifunction button. A high input
(tolerant to VBAT) enables the on-chip regulators,
which can then be latched on internally and the button
used as a multifunction input
23 GND
GND
Ground
24
VBUS
Power Input
Charger input.
Harman Kardon
$95$956
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6HUYLFH0DQXDO
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