User Manual

Jennic
10 JN-DS-JN5148-001 1v2 © Jennic 2009
Preliminary
2.1 Pin Assignment
Pin No Power supplies Signal
Type
Description
10, 12, 16, 18, 27,
35, 40
VB_SYNTH, VB_VCO, VB_RF2, VB_RF, VB_A, VB_RAM,
VB_DIG
1.8V Regulated supply voltage
13, 49 VDD1, VDD2 3.3V Supplies: VDD1 for analogue,
VDD2 for digital
32, 6, 3, 7, Paddle VSS1, VSS2, VSS3, VSSS, VSSA 0V Grounds (see appendix A.2 for
paddle details)
28 NC No connect
General
39 RESETN CMOS Reset input
8, 9 XTAL_OUT, XTAL_IN 1.8V System crystal oscillator
Radio
11 VCOTUNE 1.8V VCO tuning RC network
14 IBIAS 1.8V Bias current control
17 RF_IN 1.8V RF antenna
Analogue Peripheral I/O
21, 22, 23, 24 ADC1, ADC2, ADC3, ADC4 3.3V ADC inputs
15 VREF 1.8V Analogue peripheral reference
voltage
29, 30 DAC1, DAC2 3.3V DAC outputs
19, 20 COMP1M/EXT_PA_B, COMP1P/EXT_PA_C 3.3V Comparator 1 inputs and
external PA control
25, 26 COMP2M, COMP2P 3.3V Comparator 2 inputs
Digital Peripheral I/O
Primary Alternate Functions
33 SPICLK CMOS SPI Clock Output
36 SPIMOSI CMOS SPI Master Out Slave In Output
34 SPIMISO CMOS SPI Master In Slave Out Input
37 SPISEL0 CMOS SPI Slave Select Output 0
38 DIO0 SPISEL1 CMOS DIO0 or SPI Slave Select Output
1
41 DIO1 SPISEL2 PC0 CMOS DIO1, SPI Slave Select Output 2
or Pulse Counter0 Input
42 DIO2 SPISEL3 RFRX CMOS DIO2, SPI Slave Select Output 3
or Radio Receive Control Output
43 DIO3 SPISEL4 RFTX CMOS DIO3, SPI Slave Select Output 4
or Radio Transmit Control Output
44 DIO4 CTS0 JTAG_TCK CMOS DIO4, UART 0 Clear To Send
Input or JTAG CLK
45 DIO5 RTS0 JTAG_TMS CMOS DIO5, UART 0 Request To Send
Output or JTAG Mode Select
46 DIO6 TXD0 JTAG_TDO CMOS DIO6, UART 0 Transmit Data
Output or JTAG Data Output
47 DIO7 RXD0 JTAG_TDI CMOS DIO7, UART 0 Receive Data
Input or JTAG Data Input
48 DIO8 TIM0CK_GT PC1 CMOS DIO8, Timer0 Clock/Gate Input
or Pulse Counter1 Input
50 DIO9 TIM0CAP 32KXTALIN 32KIN CMOS DIO9, Timer0 Capture Input, 32K
External Crystal Input or 32K
Clock Input