From 12ef59c562f0bfa5b7f9f4ac808a7d340adab9de Mon Sep 17 00:00:00 2001
From: yincheng.zhong <634916154@qq.com>
Date: 星期一, 11 三月 2024 14:20:43 +0800
Subject: [PATCH] 微功率版本
---
Src/decadriver/deca_device.c | 30 ++++++++++++++++++++++++------
1 files changed, 24 insertions(+), 6 deletions(-)
diff --git a/Src/decadriver/deca_device.c b/Src/decadriver/deca_device.c
index 04fc341..6b8935d 100644
--- a/Src/decadriver/deca_device.c
+++ b/Src/decadriver/deca_device.c
@@ -147,6 +147,23 @@
//
// Spi_ChangePrescaler(SPI_BAUDRATEPRESCALER_8);
//}
+#define DWT_LNA_PA_DISABLE 0x00
+#define DWT_LNA_ENABLE 0x01
+#define DWT_PA_ENABLE 0x02
+void dwt_setlnapamode(int lna_pa)
+{
+ uint32_t gpio_mode = dwt_read32bitoffsetreg(GPIO_CTRL_ID, GPIO_MODE_OFFSET);
+ gpio_mode &= ~(GPIO_MSGP4_MASK | GPIO_MSGP5_MASK | GPIO_MSGP6_MASK);
+ if (lna_pa & DWT_LNA_ENABLE)
+ {
+ gpio_mode |= GPIO_PIN6_EXTRXE;
+ }
+ if (lna_pa & DWT_PA_ENABLE)
+ {
+ gpio_mode |= (GPIO_PIN5_EXTTXE | GPIO_PIN4_EXTPA);
+ }
+ dwt_write32bitoffsetreg(GPIO_CTRL_ID, GPIO_MODE_OFFSET, gpio_mode);
+}
#define LDOTUNE_ADDRESS (0x04)
#define PARTID_ADDRESS (0x06)
#define LOTID_ADDRESS (0x07)
@@ -232,12 +249,13 @@
// Read system register / store local copy
dw1000local.sysCFGreg = dwt_read32bitreg(SYS_CFG_ID) ; // Read sysconfig register
{
- uint32_t reg;
- reg = dwt_read32bitreg(GPIO_CTRL_ID);
- reg |= 0x00014000;
- reg |= 0x00050000;
- dwt_write32bitreg(GPIO_CTRL_ID,reg);
- dwt_write16bitoffsetreg(PMSC_ID,PMSC_TXFINESEQ_OFFSET ,PMSC_TXFINESEQ_DIS_MASK);
+ dwt_setlnapamode(DWT_LNA_ENABLE);
+// uint32_t reg;
+// reg = dwt_read32bitreg(GPIO_CTRL_ID);
+// reg |= 0x00014000;
+// reg |= 0x00050000;
+// dwt_write32bitreg(GPIO_CTRL_ID,reg);
+// dwt_write16bitoffsetreg(PMSC_ID,PMSC_TXFINESEQ_OFFSET ,PMSC_TXFINESEQ_DIS_MASK);
}
// CheckCPUID();
--
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