User Manual

MPR/MIB User’s Manual
Doc. # 7430-0021-07 Rev. B Page 33
12.2.1 MICAz and MICA2 Sensor Interface.
Table 12-2. MICAz Sensor Interface.
Pin Name Description Pin Name Description
1 GND Ground 27
g
UART_RXDO UART_0 Receive
2 VSNR Sensor Supply 28
g
UART_TXDO UART_0 Transmit
3 INT3 GPIO 29 PWO GPIO/PWM
4 INT2 GPIO 30 PW1 GPIO/PWM
5 INT1 GPIO 31 PW2 GPIO/PWM
6 INT0 GPIO 32 PW3 GPIO/PWM
7
gg
CC_CCA Radio Signal 33 PW4 GPIO/PWM
8
g
LED3 Green LED 34 PW5 GPIO/PWM
9
g
LED2 Yellow LED 35 PW6 GPIO/PWM
10
g
LED1 Red LED 36
g
ADC7 ADC CH7, JTAG TDI
11 RD GPIO 37
g
ADC6 ADC CH6, JTAG TDO
12 WR GPIO 38
g
ADC5 ADC CH5, JTAG
13 ALE GPIO 39
g
ADC4 ADC CH4, JTAG
14 PW7 GPIO 40 ADC3 GPIO/ADC CH3
15 USART1_CLK USART1 Clock 41 ADC2 GPIO/ADC CH2
16
gg
PROG_MOSI Serial Program MOSI 42 ADC1 GPIO/ADC CH1
17
gg
PROG_MISO Serial Program MISO 43 ADC0 GPIO/ADC CH0
18
gg
SPI_CLK SPI Serial Clock 44 THERM_PWR Temp Sensor Enable
19 USART1_RXD USART1 Receive 45 THRU1 Thru Connect 1
20 USART1_TXD USART1 Transmit 46 THRU2 Thru Connect 2
21 I2C_CLK I2C Bus Clock 47 THRU3 Thru Connect 3
22 I2C_DATA I2C Bus Data 48
gg
RSTN Reset (Neg.)
23 PWM0 GPIO/PWM0 49 PWM1B GPIO/PWM1B
24 PWMIA GPIO/PWM1A 50 VCC Digital Supply
25 AC+ GPIO/AC+ 51 GND Ground
26 AC- GPIO/AC-
(gOK to use but has shared functionality. ggDo not use)
Table 12-3. MICA2 Sensor Interface.
Pin Name Description Pin Name Description
1 GND Ground 27
g
UART_RXDO UART Receive
2 VSNR Voltage (battery 28
g
UART_TXDO UART Transmit
3 INT3 GPIO 29 PWO GPIO/PWM
4 INT2 GPIO 30 PW1 GPIO/PWM
5 INT1 GPIO 31 PW2 GPIO/PWM
6 INT0 GPIO 32 PW3 GPIO/PWM
7
g
BAT_MON Battery Voltage Monitor 33 PW4 GPIO/PWM