7.27 SYS_WRITEC (0x03)

Writes a character byte, pointed to by R1, to the debug channel.

When executed under an ARM debugger, the character appears on the host debugger console.

Entry

On entry, R1 contains a pointer to the character.

Return

None. Register R0 is corrupted.
Non-ConfidentialPDF file icon PDF versionARM DUI0471K
Copyright © 2010-2014 ARM. All rights reserved.