X-Git-Url: http://cloudbase.mooo.com/gitweb/avrcpm.git/blobdiff_plain/de15c768141e7d7c3f34e6a4260d1c7a55cece4f..79986122b1d8a4aaf015b8d30f20e99d78779342:/avr/config.inc

diff --git a/avr/config.inc b/avr/config.inc
index cef445b..5917a06 100644
--- a/avr/config.inc
+++ b/avr/config.inc
@@ -26,8 +26,8 @@
 #define VMINOR 1
 
 #ifndef DRAM_8BIT
-  #define DRAM_8BIT 1		/* 1 = 8bit wide DRAM */
-#endif
+  #define DRAM_8BIT 1		/* 1 = 8bit wide data bus to DRAM (ie two 4-bit Chips)*/
+#endif				/* 0 = only one 4 bit wide DRAM chip */
 #ifndef F_CPU
   #define F_CPU  20000000	/* system clock in Hz; defaults to 20MHz */
 #endif
@@ -85,12 +85,6 @@
 #define DBG_TRACE_BOTTOM 0x01	/* Page boundaries for INS_DEBUG and PRINT_PC  */
 #define DBG_TRACE_TOP	 0xdc	/* Trace is off, below bottom page and above top page. */
 
-#if EM_Z80
-  #define CPUSTR "Z80"
-#else
-  #define CPUSTR "8080"
-#endif
-
 ;-----------------------------------------------------------------------
 ; Port declarations
 
@@ -129,6 +123,7 @@
 .equ P_MMC_CS	= PORTB
 .equ P_A8	= PORTB
 .equ P_RXD	= PORTB
+.equ P_TXD	= PORTB
 
 ;Port C
 .equ RAM_RAS	= 0
@@ -300,6 +295,12 @@
 #define PORT7	0x87
 
 
+#if EM_Z80
+  #define CPUSTR "Z80"
+#else
+  #define CPUSTR "8080"
+#endif
+
 #if defined __ATmega8__
 .equ	RXTXDR0	= UDR
 .equ	UCSR0A	= UCSRA