ISD9300 Datasheet, PDF (8/26 Pages) List of Unclassifed Manufacturers – ISD Cortex-M0 ChipCorder

ISD9300 Datasheet
3.1.2 Pin Description
The ISD9300 is a low pin count device where many pins are configurable to alternative functions. All
General Purpose input/output (GPIO) pins can be configured to alternate functions as described in the
table below.
Pin No.
LQFP
64
Pin Name
Pin Type
Alt
CFG
Description
1
WAKEUP
I
Pull low to wake part from deep power down
PB.11
A/I/O
0 General purpose input/output pin, analog capable; Port B, bit 11
2
I2S_SDO
O
1 I2S Serial Data Output
CMP11
AIO
2 Configure as relaxation oscillator for capacitive touch sensing
PB.10
3
CMP10
A/I/O
AIO
0 General purpose input/output pin, analog capable; Port B, bit 10
2 Configure as relaxation oscillator for capacitive touch sensing
PB.9
A/I/O
0 General purpose input/output pin, analog capable; Port B, bit 9
4
I2S_BCLK
CMP9
O
1 I2S Bit Clock (master mode only)
AIO
2 Configure as relaxation oscillator for capacitive touch sensing
PB.8
A/I/O
0 General purpose input/output pin, analog capable; Port B, bit 8
5
I2S_FS
O
1 I2S Frame Sync (master mode only)
CMP8
AIO
2 Configure as relaxation oscillator for capacitive touch sensing
PB.7
A/I/O
0 General purpose input/output pin, analog capable; Port B, bit 7
6
I2S_SDO
I/O
1 I2S Serial Data Output
CMP7
AIO
2 Configure as relaxation oscillator for capacitive touch sensing
PB.6
I2S_SDI
7
CMP6
A/I/O
I/O
AIO
0 General purpose input/output pin, analog capable; Port B, bit 6
1 I2S Serial Data Input
2 Configure as relaxation oscillator for capacitive touch sensing
SPI_MOSI1
O
3 SPI interface Channel 1 Master Out, Slave In
PB.5
A/I/O
0 General purpose input/output pin, analog capable; Port B, bit 5.
PWM1B
8
CMP5
SPI_MISO1
O
1 PWM channel 1 complementary Output
AIO
2 Configure as relaxation oscillator for capacitive touch sensing
O
3 SPI Channel 1 Master In, Slave Out
PB.4
A/I/O
0 General purpose input/output pin, analog capable; Port B, bit 4.
PWM0B
9
CMP4
O
1 PWM Channel 0 complementary Output
AIO
2 Configure as relaxation oscillator for capacitive touch sensing
SPI_MOSI0
I/O
3 SPI Channel 0 Master Out, Slave In
Release Date: Oct 23, 2014
-8-
Revision V1.1