Mercurial > hg > Members > kono > nitros9-code
view lib/alib/bin2hex.as @ 2852:f2e92661b4c6 lwtools-port
Makefiles: Always use macro for lwar and rm
The LWAR macro is new, rm was still used in one place.
author | Tormod Volden <debian.tormod@gmail.com> |
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date | Fri, 12 Jul 2013 22:41:18 +0200 |
parents | 03f26e88b809 |
children |
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**************************************** * Convert hex byte to 2 hex digits * OTHER MODULES REQUIRED: none * ENTRY: B= value to convert * EXIT: D=2 byte hex digits nam Convert Byte to Hex ttl Assembler Library Module section .text BIN2HEX: pshs b lsrb get msn lsrb lsrb lsrb fall through to convert msn and return bsr ToHex tfr b,a 1st digit in A puls b get lsn andb #%00001111 keep msn ToHex addb #'0 convert to ascii cmpb #'9 bls ToHex1 addb #7 convert plus 9 to A..F ToHex1 rts endsect