multiple updates

OperatingSystem/iictest/test.asm

@@ -0,0 +1,55 @@
+.include "include/extern_symbols.s" ;include monitor symbols.
+    org 0x8000  
+
+IIC_RTC equ 11010000b
+;Testing code
+
+    CALL iic_init
+
+    ;JP PROMPT_BEGIN
+
+    LD		BC,$1000
+	CALL	_pause_loop
+
+    JP PROMPT_BEGIN
+
+    LD      DE, 0xC000   ; Set I2C Buffer Location
+    LD      A,0x00       ; store string in buffer
+    LD      (DE),A
+    LD      B, IIC_RTC   ; Set I2C Address
+    LD      A, 1         ; Set I2C Buffer length
+    call    iic_send
+
+
+
+
+    JP PROMPT_BEGIN
+
+.include "include/kdrv_iic.s"
+
+
+;------------------------------------------------------------------------------
+; PRINTINLINE
+;
+; String output function
+;
+; Prints in-line data (bytes immediately following the PRINTINLINE call)
+; until a string terminator is encountered (0 - null char).
+;------------------------------------------------------------------------------
+PRINTINLINE:
+		EX 		(SP),HL 			; PUSH HL and put RET ADDress into HL
+		PUSH 	AF
+		PUSH 	BC
+nxtILC:
+		LD 		A,(HL)
+		CP		0
+		JR		Z,endPrint
+		CALL 	print_char
+		INC 	HL
+		JR		nxtILC
+endPrint:
+		INC 	HL 					; Get past "null" terminator
+		POP 	BC
+		POP 	AF
+		EX 		(SP),HL 			; PUSH new RET ADDress on stack and restore HL
+		RET