User's Manual

TIGO MD102AD User Manual
V1.01
6
3.1 Pin Assignment
Pin Signal Function Alternative Function
1 ADC4 Analogue to Digital input
2 DAC1 Digital to Analogue output
3 DAC2 Digital to Analogue output
4 COMP2+
Comparator 2 inputs
5 COMP2-
6 SPICLK SPI master clock out
7 SPIMISO SPI Master In/Slave Out
8 SPIMOSI SPI Master Out/Slave In
9 SPISSZ SPI select from module - SS0 (output)
10 DIO0 DIO0 or SPI Slave Select1 (output) SPISEL1
11 DIO1
DIO1, SPI Slave Select2 (output) or Pulse Counter0
Input
SPISEL2 PC0
12 DIO2
DIO2, SPI Slave Select3 (output) or Radio Receive
Control Output
SPISEL3 RFRX
13 SPISSM SPI select to FLASH (input)
14 SPISWP FLASH write protect (input)
15 DIO3
DIO3, SPI Slave Select4 (output) or Radio Transmit
Control Output
SPISEL4 RFTX
16 DIO4 DIO4, UART0 Clear To Send (input) or JTAG CLK CTS0 JTAG_TCK
17 DIO5
DIO5, UART0 Request To Send (output) or JTAG
Mode Select
RTS0 JTAG_TMS
18 DIO6
DIO6, UART0 Transmit Data (output) or JTAG Data
Output
TXD0 JTAG_TDO
19 DIO7
DIO7, UART0 Receive Data (input) or JTAG Data
Input
RXD0 JTAG_TDI
20 DIO8
DIO8, Timer0 clock/gate (input) or Pulse Counter1
Input
TIM0GT PC1
21 DIO9
DIO9, Timer0 capture (input), 32K External Crystal
Input or 32K Clock Input
TIM0_CAP 32KXTALIN 32KIN
22 DIO10
DIO10, Timer0 PWM (output), 32K External Crystal
Output
TIM0_OUT 32KXTALO
UT
23 DIO11
DIO11, Timer1 clock/gate (input) or Timer2 PWN
Output
TIM1GT TIM2OUT
24 VDD Supply Voltage
25 GND Digital ground