chore: move mcs51 lib to lib

2024-11-28 08:13:55 +08:00
parent 8894d23d78
commit c49d40b8b9
84 changed files with 35710 additions and 101 deletions
--- a/lib/mcs51/at89Sx051.h
+++ b/lib/mcs51/at89Sx051.h
@ -0,0 +1,84 @@
+/*-------------------------------------------------------------------------
+   at89Sx051.h - Register Declarations for Atmel AT89S2051 and AT89S4051
+   Processors
+
+   Copyright (C) 2009, Ben Boeckel mathstuf AT gmail.com
+
+   This library is free software; you can redistribute it and/or modify it
+   under the terms of the GNU General Public License as published by the
+   Free Software Foundation; either version 2, or (at your option) any
+   later version.
+
+   This library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License 
+   along with this library; see the file COPYING. If not, write to the
+   Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston,
+   MA 02110-1301, USA.
+
+   As a special exception, if you link this library with other files,
+   some of which are compiled with SDCC, to produce an executable,
+   this library does not by itself cause the resulting executable to
+   be covered by the GNU General Public License. This exception does
+   not however invalidate any other reasons why the executable file
+   might be covered by the GNU General Public License.
+-------------------------------------------------------------------------*/
+
+/*-------------------------------------------------------------------------
+   based on 8051.h (8051.h must be in mcs51 subdirectory)
+
+   KEIL C compatible definitions are included
+-------------------------------------------------------------------------*/
+
+#ifndef AT89Sx051_H
+#define AT89Sx051_H
+
+#include <at89x051.h>     /* at89Sx051 adds to at89Cx051 definitions */
+
+/* BYTE Register */
+__sfr __at (0x8F) CLKREG ;
+__sfr __at (0x97) ACSR   ;
+__sfr __at (0xA9) SADDR  ;
+__sfr __at (0xB7) IPH    ;
+__sfr __at (0xB9) SADEN  ;
+
+/* BIT register */
+/* IE */
+__sbit __at (0xAE) EC    ;
+
+/* IP */
+__sbit __at (0xBE) PC    ;
+
+/* BIT definitions for bits that are not directly accessible */
+/* PCON */
+#define PWMEN            0x20
+#define SMOD0            0x40
+#define SMOD1            0x80
+
+/* CLKREG */
+#define X2               0x01
+#define PWDEX            0x02
+
+/* ACSR */
+#define CM0              0x01
+#define CM1              0x02
+#define CM2              0x04
+#define CEN              0x08
+#define CF               0x10
+
+/* IPH */
+#define PX0H             0x01
+#define PT0H             0x02
+#define PX1H             0x04
+#define PT1H             0x08
+#define PSH              0x10
+#define PCH              0x40
+
+
+/* Interrupt numbers: address = (number * 8) + 3 */
+#define CF0_VECTOR       6      /* 0x33 analog comparator */
+
+#endif