The following code snippet shows an example configuration file for the nRF54H20 DK that specifies the settings for accessing external memory using the EXMIF interface on a nRF54H20 device:
{
"firmware_config": {
"peripheral": "EXMIF",
"compress": true
},
"pins": {
"sck": 192,
"csn": 195,
"reset": 204,
"read_write_data_strobe": 4294967295,
"io0": 199,
"io1": 197,
"io2": 4294967295,
"io3": 4294967295,
"io4": 4294967295,
"io5": 4294967295,
"io6": 4294967295,
"io7": 4294967295
},
"flash_size": 8388608,
"sck_frequency": 4000000,
"address_mode": "MODE24BIT",
"page_size": 4096,
"io_pin_impedance": 63
}