资源简介
78K0-Kd2系列单片机demo源码78K0-Kd2系列单片机demo源码78K0-Kd2系列单片机demo源码78K0-Kd2系列单片机demo源码78K0-Kd2系列单片机demo源码
![](http://www.nz998.com/pic/44229.jpg)
代码片段和文件信息
/*
*****************************************************************************
**
** For NEC 78k0/KD2 8-Bit Single-Chip Microcontrollers
**
** Copyright(C) NEC Electronics Corporation 20022003
** All rights reserved by NEC Electronics Corporation .
**
** This program should be used on your own responsibility.
** NEC Electronics Corporation assumes no responsibility for any losses incurred
** by customers or third parties arising from the use of this file.
**
**
** Device: Only for uPD78F0524 - uPD78F0527
** Compiler: NEC/CC78k0
**
Parameters: - fastest CPU clock (fx=8.00MHz)
- 32-bit operand A & 16-bit operand B
- generate 32-bit result & 16-bit remainder
- Test 1000 times
- runtime library | div32by16()
- Average time : 770.045us | 17.4us
- Maximum time : 863.200us | 17.4us
- Minimum time : 736.600us | 17.4us
*****************************************************************************
*/
#pragma sfr
#pragma nop
#include
/* Constant value definition */
#define TRUE 1
#define FALSE 0
#define CLEAR 0
#define DISABLE 0
#define ENABLE 1
#define STABILIZE 1
/* Structure / Data type definition */
struct para{
unsigned int opaL;
unsigned int opaH;
unsigned int opb;
};
struct parb{
unsigned long dividend;
unsigned int divisor;
};
struct ret_val{
unsigned long result;
unsigned int remainder;
};
typedef union div_data{
struct para inp_d0;
struct parb inp_d1;
struct ret_val out_d;
}DIV_DATA;
/* Global variable */
sreg extern DIV_DATA div_op; /* for div32by16 passing paramater and return value */
sreg unsigned int divisor;
sreg unsigned long dividend;
sreg unsigned long result1result2;
sreg unsigned int remaind1remaind2;
sreg unsigned int err_no;
/* Function prototype declaration */
norec extern void div32by16(void);
#pragma section @@CNST SP_ROM AT 080H
const unsigned char opt_byte=0x7E; /* 78K0/Kx2‘s Option Byte */
const unsigned char poc_byte81=0x00;
const unsigned char gap_byte82=0x00;
const unsigned char gap_byte83=0x00;
const unsigned char ocd_byte=0x03; /* 0x00:Disable MINICUBE connection 0x02 and 0x03:Enable On-Chip Debug function */
const unsigned char gap_byte85=0xFF;
#pragma section @@CNST @@CNST
/*========================================================
Hardware initialization call from startup routine
========================================================*/
void hdwinit(void)
{
/* Stop Watchdog operation */
LSRSTOP=ENABLE; /* Low-speed Ring-OSC stopped */
while(RSTS!=STABILIZE) NOP(); /* Wait for High Speed Ring-OSC stabilized */
MCM=0x00; /* select main system clock source = high-speed Ring-OSC */
/* peripheral clock source = high-speed Ring-OSC */
MOC=0x80; /* High speed system clock (X1 oscillator) operation stop */
OSCCTL=0x00; /* X1X2 XT1 and XT2 are I/O
属性 大小 日期 时间 名称
----------- --------- ---------- ----- ----
文件 1765 2006-01-16 20:30 78F052x(78K0-KD2)\3-wiredSerial(CSI10)\ASM-language(CALLT)\DEFINE.H
文件 4272 2006-01-18 13:51 78F052x(78K0-KD2)\3-wiredSerial(CSI10)\ASM-language(CALLT)\main-3wire.asm
文件 63 2004-07-07 11:32 78F052x(78K0-KD2)\3-wiredSerial(CSI10)\ASM-language(CALLT)\MAIN-3wire.INC
文件 2015 2006-01-17 13:08 78F052x(78K0-KD2)\3-wiredSerial(CSI10)\ASM-language(CALLT)\UART_TX.asm
文件 294 2006-01-16 20:00 78F052x(78K0-KD2)\3-wiredSerial(CSI10)\ASM-language(CALLT)\UART_TX.INC
文件 3928 2006-10-03 07:57 78F052x(78K0-KD2)\Divider(Hardware)\c-language\div_dm.c
文件 4778 2005-07-06 16:21 78F052x(78K0-KD2)\Divider(Hardware)\c-language\hdivf.asm
文件 2592 2005-07-06 16:32 78F052x(78K0-KD2)\Divider(Hardware)\c-language\hdivf.c
文件 6868 2006-10-03 07:57 78F052x(78K0-KD2)\Key_INT(INTKR)\c-language\key_int_dm.c
文件 4473 2006-10-03 07:57 78F052x(78K0-KD2)\Multiplier(Hardware)\c-language\mult_dm.c
文件 4495 2006-10-03 07:57 78F052x(78K0-KD2)\TM51(Interval-10ms)\c-language\tm51_dm.c
文件 4273 2006-10-03 07:57 78F052x(78K0-KD2)\watchtimer(hour-min-sec)\c-language\wt_dm.c
文件 3729 2006-10-03 07:57 78F052x(78K0-KD2)\watchtimer(interval-7ms81)\c-language\wti_dm.c
目录 0 2006-12-22 16:20 78F052x(78K0-KD2)\3-wiredSerial(CSI10)\ASM-language(CALLT)
目录 0 2006-12-22 16:20 78F052x(78K0-KD2)\Divider(Hardware)\c-language
目录 0 2006-12-22 16:20 78F052x(78K0-KD2)\Key_INT(INTKR)\c-language
目录 0 2006-12-22 16:20 78F052x(78K0-KD2)\Multiplier(Hardware)\c-language
目录 0 2006-12-22 16:20 78F052x(78K0-KD2)\TM51(Interval-10ms)\c-language
目录 0 2006-12-22 16:20 78F052x(78K0-KD2)\watchtimer(hour-min-sec)\c-language
目录 0 2006-12-22 16:20 78F052x(78K0-KD2)\watchtimer(interval-7ms81)\c-language
目录 0 2006-12-22 16:20 78F052x(78K0-KD2)\3-wiredSerial(CSI10)
目录 0 2006-12-22 16:20 78F052x(78K0-KD2)\Divider(Hardware)
目录 0 2006-12-22 16:20 78F052x(78K0-KD2)\Key_INT(INTKR)
目录 0 2006-12-22 16:20 78F052x(78K0-KD2)\Multiplier(Hardware)
目录 0 2006-12-22 16:20 78F052x(78K0-KD2)\TM51(Interval-10ms)
目录 0 2006-12-22 16:20 78F052x(78K0-KD2)\watchtimer(hour-min-sec)
目录 0 2006-12-22 16:20 78F052x(78K0-KD2)\watchtimer(interval-7ms81)
目录 0 2006-12-22 16:20 78F052x(78K0-KD2)
----------- --------- ---------- ----- ----
43545 28
............此处省略1个文件信息
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