JNS100
marks a new generation of high precision GPS boards in a small
size. It is an OEM board based on our new JNScore chip that is able to output raw data and position
solution 100 times per second without interpolation. The second
processor of the JNScore
can be used for user applications.

| Pin # | Signal Name | Description | I/O |
Comments |
|---|---|---|---|---|
| 1 | GND | Digital Ground | ||
| 2 | CTSA | Clear to Send for Serial Port A | I |
|
| 3 | TXDA | Transmitted data for Serial Port A | O |
|
| 4 | RTSA | Request to Send for Serial Port A | O |
|
| 5 | RXDA | Received Data for Serial Port A | I |
|
| 6 | NC | Not Connected | ||
| 7 | GND | Digital Ground | ||
| 8 | CTSB | Clear to Send for Serial Port B | I |
|
| 9 | TXDB | Transmitted data for Serial Port B | O |
|
| 10 | RTSB | Request to Send for Serial Port B | O |
|
| 11 | RXDB | Received Data for Serial Port B | I |
|
| 12 | BOOT | Boot Loader Factory use only | I |
Must be grounded or open |
| 13 | PWR_IN | Power Supply | PWR |
+6.5 to +40.0 Volt |
| 14 | PWR_IN | Power Supply | PWR |
+6.5 to +40.0 Volt |
| 15 | NC | Not Connected | ||
| 16 | NC | Not Connected | ||
| 17 | EXT_RESET* | External Reset Control | I |
Connect to ground to activate |
| 18 | 1PPS | 1 Pulse Per Second | O |
Voh > 2.0V @ 50Ohm, T=3.2mS |
| 19 | PWR_GND | Power Ground | PWR | |
| 20 | PWR_GND | Power Ground | PWR | |
| 21 | LED_RED | External LED | O |
See Note |
| 22 | LED_GRN | External LED | O |
See Note |
| 23 | TXDC | Transmitted data for Serial Port C | O |
|
| 24 | GND | Digital Ground | ||
| 25 | RXDC | Received Data for Serial Port C | I |
|
| 26 | GND | Digital Ground | ||
| 27 | EVENT | Event Marker | I |
10kOhm internal pull-up to +3.3V |
| 28 | TXDD | Transmitted Data for Serial Port D | O |
|
| 29 | NC | Not Connected | ||
| 30 | RXDD | Received Data for Serial Port D | I |
Note: LED_RED and LED_GRN are used to control the STAT LED of the MinPad. The output is a +3.3V driver in series with 100 Ohm resistor for each LED. LEDs should be with common cathode.
J001 is GPS/GLONASS antenna input connector, MMCX. The central pin of this connector is power supply for LNA, 5 VDC.
Note: Specifications are subject to change without notice.