
User Manual
Proprietary & Confidential
Page 2
version 1.0
No. Name Description Type Dir Comments
1 UART2-RTS UART2 Request to Send DIG I Can be configured as G IO
2 UART2-CTS UART2 Clear to Send DIG O Can be configured as G IO
3 UART2-RXD UART2 Receive Data DIG I Can be configured as G IO
4 UART2-TXD UART2 Transmit Data DIG O Can be configured as G IO
5 UART1-RTS UART1 Request to Send DIG I Can be configured as G IO
6 UART1-CTS UART1 Clear to Send DIG O Can be configured as G IO
7 UART1-RXD UART1 Receive Data DIG I Can be configured as G IO
8 UART1-TXD UART1 Transmit Data DIG O Can be configured as G IO
9 I2C-SDA I2C bus DATA DIG
I/O Can be configured as G IO
10 I2C-SCL I2C bus CLOCK DIG
I/O Can be configured as G IO
11 TMR1 Timer 1 I/O DIG I/O Can be configured as G IO
12 TMR0 Timer 0 I/O DIG I/O Can be configured as G IO
13 S I-SCK S I Clock DIG O
Can be configured as G IO
14 S I-MOSI S I Data Out DIG O
Can be configured as G IO
15 S I-MISO S I Data In DIG I
Can be configured as G IO
16 S I-SS S I Slave Select DIG O
Can be configured as G IO
17 GND Ground N/A N/A
18 KBI0 RTC clock out enable /
Keyboard interface pin 0
DIG O
19 RTC-FOUT 32768Hz RTC clock out DIG O
20 KBI6 Keyboard interface pin 6 DIG I/O Can be configured as G IO
21 KBI5 Keyboard interface pin 5 DIG I/O Can be configured as G IO
22 GND Ground N/A N/A
23 GND Ground N/A N/A
24 GND Ground N/A N/A
25 GND Ground N/A N/A
26 RTC-INT-B RTC wake-up interrupt /
Keyboard interface pin 7
DIG O
27 KBI1 Keyboard interface pin 1 DIG I/O Can be configured as G IO
28 KBI2 Keyboard interface pin 2 DIG I/O Can be configured as G IO
29 KBI3 Keyboard interface pin 3 DIG I/O Can be configured as G IO
30 KBI4 Keyboard interface pin 4 DIG I/O Can be configured as G IO
31 GND Ground N/A N/A
32 ADC3 ADC pin 3 Analog I Can be configured as G IO
33 ADC2 ADC pin 2 Analog I Can be configured as G IO
34 ADC1 ADC pin 1 Analog I Can be configured as G IO