Manual

93
ProBee
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ZE20S User Guide Rev.1.
10
Table 10-1 Pin Assignments Table
* NOTE: GPIO_14 is driven low at pin reset or power-on-reset, the module will boot up in bootloader.
Pin NAME Default Function Direction Description
1 GND - - Ground
2 Factory Reset Factory Reset IN Digital I/O, Factory reset input, Active low
3 GPIO_0 Permit Joining IN/OUT Digital I/O, Permit joining input
4 GPIO_1 UART_DTR IN/OUT Digital I/O, UART_DTR
5 GPIO_2 UART_DSR IN/OUT Digital I/O, UART_DSR
6 GPIO_3 UART_CTS IN/OUT Digital I/O, UART_CTS
7 GPIO_4 UART_RTS IN/OUT Digital I/O, UART_RTS
8 GPIO_5 DIO_5 IN/OUT Digital I/O
9 GPIO_6 DIO_6 IN/OUT Digital I/O
10 GPIO_7 DIO_7 IN/OUT Digital I/O
11 GPIO_8 DIO_8 IN/OUT Digital I/O
12 VCC - IN Power supply, 3.3V
13 GND - - Ground
14 VCC - - Power supply, 3.3V
15 JTCK - IN JTAG clock input from debugger
16 JTDO - OUT JTAG data output to debugger
17 JTDI - IN JTAG data input from debugger
18 JTMS - IN JTAG mode select from debugger
19 JRST - IN JTAG reset input from debugger
20 GND - - Ground
21 GND - - Ground
22 /RESET - IN H/W_/Reset, Active low
23 GPIO_16 Status LED IN/OUT Digital I/O, Status LED
24 GPIO_15 Power LED IN/OUT Digital I/O, Power LED
25 UART_RXD UART_RXD IN UART Data Input
26 UART_TXD UART_TXD OUT UART Data Output
27 GPIO_14 * DIO_14 IN/OUT Digital I/O / ADC_5
28 GPIO_13 DIO_13 IN/OUT Digital I/O / ADC_4
29 GPIO_12 DIO_12 IN/OUT Digital I/O / ADC_3
30 GPIO_11 DIO_11 IN/OUT Digital I/O / ADC_2
31 GPIO_10 DIO_10 IN/OUT Digital I/O / ADC_1
32 GPIO_9 DIO_9 IN/OUT Digital I/O / ADC_0
33 GND - - Ground