BCM20730 Datasheet, PDF (36/62 Pages) Cypress Semiconductor – Single-Chip Bluetooth Transceiver for Wireless Input Devices

BCM20730 Data Sheet
Pin Descriptions
Table 8: GPIO Pin Descriptions^a (Cont.)
Pin Number
32-Pin 40-pin 64-pin
Default After Power
QFN QFN BGA Pin Name Direction POR Domain Alternate Function Description
–
–
B8 P19
Input
Floating VDDO
• GPIO: P19
• Keyboard scan output (column):
KSO11
• A/D converter input
–
–
A8 P20
Input
Floating VDDO
• GPIO: P20
• Keyboard scan output (column):
KSO12
• A/D converter input
–
–
C6 P21
Input
Floating VDDO
• GPIO: P21
• Keyboard scan output (column):
KSO13
• A/D converter input
• Triac control 3
–
–
G4 P22
Input
Floating VDDO
• GPIO: P22
• Keyboard scan output (column):
KSO14
• A/D converter input
• Triac control 4
–
–
E3 P23
Input
Floating VDDO
• GPIO: P23
• Keyboard scan output (column):
KSO15
• A/D converter input
27
33
A7 P24
Input
Floating VDDO
• GPIO: P24
• Keyboard scan output (column):
KSO16
• SPI_2: SPI_CLK (master and slave)
• SPI_1: MISO (master only)
• Peripheral UART: puart_tx
26 32 B7 P25
Input
Floating VDDO
• GPIO: P25
• Keyboard scan output (column):
KSO17
• SPI_2: MISO (master and slave)
• Peripheral UART: puart_rx
BROADCOM ®
September 9, 2013 • 20730-DS108-R
BROADCOM CONFIDENTIAL
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