test.h

DS12887A是Dallas公司的一款内置电池的时钟芯片。该程序基于GCC

/*
	jtag针脚说明
	1-pc2	2-gnd
	3-pc4	4-vcc
	5-pc3	6-rst
	7-vcc	8-nc
	9-pc5	10-gnd
*/
//和DS12887连接
/*
DS12887		Mega16
1  MOT		PB0		0
2  X1
3  X2
4  AD0		PA0-
11 AD7		PA7-
12 GND		GND
13 /CS		PB7+
14 AS		PB6+
15 R/W(/WR)	PB5+
16 NC		
17 DS(/RD)	PB4+
18 /RST		PB3-
19 /IRQ		PB2-
20 NC
21 NC
22 NC
23 SQW		PB1-			
24 VCC		VCC
*/