hf 15 sim not working

[will-caruana]

Describe the bug Can't simulate a hf 15 card keep getting a HEX symbols error

To Reproduce hf 15 sim -u E011223344556677

Expected behavior Proxmark would start simulating an 8byte UID

Screenshots

[usb] pm3 -->     hf 15 sim -u E011223344556677 
[!] ⚠  UID must include 16 HEX symbols
[usb] pm3 --> hf 15 sim -u 0xE011223344556677
Parameter error: Invalid HEX value

Desktop (please complete the following information):

[usb] pm3 --> hw version

[ Proxmark3 RFID instrument ]

[ CLIENT ] client: RRG/Iceman/master/v4.9237-1842-gceb709a5 2020-10-22 20:41:48 compiled with GCC 9.3.0 OS:Linux ARCH:x86_64

[ PROXMARK3 ] firmware.................. PM3RDV4 external flash............ present smartcard reader.......... present FPC USART for BT add-on... present

[ ARM ] bootrom: RRG/Iceman/master/v4.9237-1842-gceb709a5 2020-10-22 20:42:08 os: RRG/Iceman/master/v4.9237-1842-gceb709a5 2020-10-22 20:42:20 compiled with GCC 8.3.1 20190703 (release) [gcc-8-branch revision 273027]

[ FPGA ] LF image built for 2s30vq100 on 2020-07-08 at 23: 8: 7 HF image built for 2s30vq100 on 2020-07-08 at 23: 8:19 HF FeliCa image built for 2s30vq100 on 2020-07-08 at 23: 8:30

[ Hardware ] --= uC: AT91SAM7S512 Rev A --= Embedded Processor: ARM7TDMI --= Nonvolatile Program Memory Size: 512K bytes, Used: 296368 bytes (57%) Free: 227920 bytes (43%) --= Second Nonvolatile Program Memory Size: None --= Internal SRAM Size: 64K bytes --= Architecture Identifier: AT91SAM7Sxx Series --= Nonvolatile Program Memory Type: Embedded Flash Memory

[iceman1001]

Thanks! I pushed a fix.