blob: 0cc4f5fd9d6bceca0b083b9f541cd11c9a1f2538 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
|
/********************************** (C) COPYRIGHT *******************************
* File Name : CH57x_pwr.c
* Author : WCH
* Version : V1.0
* Date : 2018/12/15
* Description
*******************************************************************************/
#include "CH57x_common.h"
/*******************************************************************************
* Function Name : PWR_DCDCCfg
* Description : 启用内部DC/DC电源，用于节约系统功耗
* Input : s:
ENABLE - 打开DCDC电源
DISABLE - 关闭DCDC电源
* Return : None
*******************************************************************************/
void PWR_DCDCCfg( UINT8 s )
{
if(s == DISABLE)
{
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG1;
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG2;
R16_POWER_PLAN &= ~(RB_PWR_DCDC_EN|RB_PWR_DCDC_PRE); // 旁路 DC/DC
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG0;
}
else
{
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG1;
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG2;
R16_POWER_PLAN |= RB_PWR_DCDC_PRE;
DelayUs(10);
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG1;
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG2;
R16_POWER_PLAN |= RB_PWR_DCDC_EN;
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG0;
}
}
/*******************************************************************************
* Function Name : PWR_UnitModCfg
* Description : 可控单元模块的电源控制
* Input : s:
ENABLE - 打开
DISABLE - 关闭
unit:
please refer to unit of controllable power supply
* Return : None
*******************************************************************************/
void PWR_UnitModCfg( UINT8 s, UINT8 unit )
{
if(s == DISABLE) //关闭
{
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG1;
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG2;
if(unit&UNIT_ETH_PHY) R8_SLP_POWER_CTRL |= RB_SLP_ETH_PWR_DN;
R8_HFCK_PWR_CTRL &= ~(unit&0x1c);
R8_CK32K_CONFIG &= ~(unit&0x03);
}
else //打开
{
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG1;
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG2;
if(unit&UNIT_ETH_PHY) R8_SLP_POWER_CTRL &= ~RB_SLP_ETH_PWR_DN;
R8_HFCK_PWR_CTRL |= (unit&0x1c);
R8_CK32K_CONFIG |= (unit&0x03);
}
R8_SAFE_ACCESS_SIG = 0;
}
/*******************************************************************************
* Function Name : PWR_PeriphClkCfg
* Description : 外设时钟控制位
* Input : s:
ENABLE - 打开外设时钟
DISABLE - 关闭外设时钟
perph:
please refer to Peripher CLK control bit define
* Return : None
*******************************************************************************/
void PWR_PeriphClkCfg( UINT8 s, UINT16 perph )
{
if( s == DISABLE )
{
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG1;
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG2;
R32_SLEEP_CONTROL |= perph;
}
else
{
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG1;
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG2;
R32_SLEEP_CONTROL &= ~perph;
}
R8_SAFE_ACCESS_SIG = 0;
}
/*******************************************************************************
* Function Name : PWR_PeriphWakeUpCfg
* Description : 睡眠唤醒源配置
* Input : s:
ENABLE - 打开此外设睡眠唤醒功能
DISABLE - 关闭此外设睡眠唤醒功能
perph:
RB_SLP_USB_WAKE - USB 为唤醒源
RB_SLP_ETH_WAKE - ETH 为唤醒源
RB_SLP_RTC_WAKE - RTC 为唤醒源
RB_SLP_GPIO_WAKE - GPIO 为唤醒源
RB_SLP_BAT_WAKE - BAT 为唤醒源
ALL - 以上所有
* Return : None
*******************************************************************************/
void PWR_PeriphWakeUpCfg( UINT8 s, UINT16 perph )
{
if( s == DISABLE )
{
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG1;
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG2;
R8_SLP_WAKE_CTRL &= ~perph;
}
else
{
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG1;
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG2;
R8_SLP_WAKE_CTRL |= perph;
}
R8_SAFE_ACCESS_SIG = 0;
}
/*******************************************************************************
* Function Name : PowerMonitor
* Description : 电源监控
* Input : s:
ENABLE - 打开此功能
DISABLE - 关闭此功能
* Return : None
*******************************************************************************/
void PowerMonitor( UINT8 s )
{
if( s == DISABLE )
{
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG1;
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG2;
R8_BAT_DET_CTRL = 0;
R8_SAFE_ACCESS_SIG = 0;
}
else
{
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG1;
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG2;
R8_BAT_DET_CFG = 1; // 2.05V - 2.33V
R8_BAT_DET_CTRL = RB_BAT_DET_EN;
R8_SAFE_ACCESS_SIG = 0;
mDelayuS(1);
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG1;
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG2;
R8_BAT_DET_CTRL = RB_BAT_LOW_IE|RB_BAT_LOWER_IE|RB_BAT_DET_EN;
R8_SAFE_ACCESS_SIG = 0;
}
}
/*******************************************************************************
* Function Name : LowPower_Idle
* Description : 低功耗-Idle模式
* Input : None
* Return : None
*******************************************************************************/
void LowPower_Idle( void )
{
SCB -> SCR &= ~SCB_SCR_SLEEPDEEP_Msk; // sleep
__WFI();
}
/*******************************************************************************
* Function Name : EnterCodeUpgrade
* Description : 跳入BOOT程序，准备代码升级
* Input : None
* Return : None
*******************************************************************************/
void EnterCodeUpgrade( void )
{
/* RTC wakeup */
UINT32 t;
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG1;
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG2;
R8_SLP_WAKE_CTRL |= RB_SLP_RTC_WAKE;
R16_POWER_PLAN = RB_PWR_PLAN_EN \
|RB_PWR_MUST_0010;
R8_SAFE_ACCESS_SIG = 0;
do{
t = R32_RTC_CNT_32K;
}while( t != R32_RTC_CNT_32K );
t = t + 10;
if( t>0xA8C00000 ) t -= 0xA8C00000;
if( t&0xFFFF ) t = t+0x10000;
R8_RTC_FLAG_CTRL = RB_RTC_TRIG_CLR|RB_RTC_TMR_CLR;
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG1;
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG2;
R32_RTC_TRIG = t;
R8_RTC_MODE_CTRL = 0x2f; // 进入boot下载必要条件
R8_SAFE_ACCESS_SIG = 0;
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG1;
R8_SAFE_ACCESS_SIG = SAFE_ACCESS_SIG2;
R16_CLK_SYS_CFG = 5; // 降频 HSI/5=6.4M
R8_SAFE_ACCESS_SIG = 0;
/* ready to BOOT */
__SEV();
__WFE();
__WFE();
while(1);
}
|
