dwm_hw_ver_set_once

Sets the hardware version in the write-once memory. The hardware version cannot be changed after it is successfully set by this call!

int dwm_hw_ver_set_once(dwm_hw_ver_t ver);

Parameters

• hw_version – ? 32-bits integer ?

• output – none

C code example

dwm_hw_ver_t ver;
int rv;
rv = dwm_hw_ver_set_once(ver);
printf(“HW version set (%d)\n”, (rv == 0? “ok” : “failed”));

SPI/UART example

TLV Request
Type	Length	Value
0x84	0x04	Hardware version in little endian (e.g. 0x02110100)
		0x00 0x01 0x11 0x02

Type 0x84 (132 dec) means command dwm_hw_ver_set_once

TLV Response
Type	Length	Value (see error codes)
0x40	0x01	0x00

Type 0x40 means err_code of the previous command