diff --git a/board/TencentOS_tiny_EVB_MX/STM32CubeIDE/nRF24L01/Src/nrf24l01.c b/board/TencentOS_tiny_EVB_MX/STM32CubeIDE/nRF24L01/Src/nrf24l01.c
index 794a33c5..c52b8873 100644
--- a/board/TencentOS_tiny_EVB_MX/STM32CubeIDE/nRF24L01/Src/nrf24l01.c
+++ b/board/TencentOS_tiny_EVB_MX/STM32CubeIDE/nRF24L01/Src/nrf24l01.c
@@ -197,21 +197,68 @@ int nrf_enable_rxaddr(uint8_t pipe) {
 	}
 
 	_nrf_write_reg_byte(REG_EN_RXADDR, pipe);
+	return 0;
+}
+
+void nrf_reset_registers() {
+	_nrf_write_reg_byte(REG_CONFIG,     _BV(EN_CRC));
+	_nrf_write_reg_byte(REG_EN_AA,      _BV(ENAA_P0) | _BV(ENAA_P1) | _BV(ENAA_P2) | _BV(ENAA_P3) | _BV(ENAA_P4) | _BV(ENAA_P5));
+	_nrf_write_reg_byte(REG_EN_RXADDR,  _BV(ERX_P0) | _BV(ERX_P1));
+	_nrf_write_reg_byte(REG_SETUP_AW,   _VV(AW_5BYTES, AW));
+	_nrf_write_reg_byte(REG_SETUP_RETR, _VV(ARD_250us, ARD) | _VV(ARC_3, ARC));
+	_nrf_write_reg_byte(REG_RF_CH,		0b00000010);
+	_nrf_write_reg_byte(REG_RF_SETUP,	_BV(RF_DR_HIGH) | _VV(RF_PWR_0dBm, RF_PWR));
+
+	uint8_t status = 0;
+	_nrf_read_reg_byte(REG_STATUS, &status);
+	if(status & _BV(RX_DR)) {
+		_nrf_set_reg_bit(REG_STATUS, _BV(RX_DR));
+	}
+	if(status & _BV(TX_DS)) {
+		_nrf_set_reg_bit(REG_STATUS, _BV(TX_DS));
+	}
+	if(status & _BV(MAX_RT)) {
+		_nrf_set_reg_bit(REG_STATUS, _BV(MAX_RT));
+	}
+
+	_nrf_write_reg_byte(REG_RX_PW_P0,	0);
+	_nrf_write_reg_byte(REG_RX_PW_P1,	0);
+	_nrf_write_reg_byte(REG_RX_PW_P2,	0);
+	_nrf_write_reg_byte(REG_RX_PW_P3,	0);
+	_nrf_write_reg_byte(REG_RX_PW_P4,	0);
+	_nrf_write_reg_byte(REG_RX_PW_P5,	0);
+	_nrf_write_reg_byte(REG_DYNPD,		0);
+	_nrf_write_reg_byte(REG_FEATURE,	0);
+
+	uint8_t addrp0[] = {0xE7, 0xE7, 0xE7, 0xE7, 0xE7};
+	uint8_t addrp1[] = {0xC2, 0xC2, 0xC2, 0xC2, 0xC2};
+	_nrf_write_reg(REG_TX_ADDR,    addrp0, 5);
+	_nrf_write_reg(REG_RX_ADDR_P0, addrp0, 5);
+	_nrf_write_reg(REG_RX_ADDR_P1, addrp1, 5);
+	_nrf_write_reg_byte(REG_RX_ADDR_P2, 0xC3);
+	_nrf_write_reg_byte(REG_RX_ADDR_P3, 0xC4);
+	_nrf_write_reg_byte(REG_RX_ADDR_P4, 0xC5);
+	_nrf_write_reg_byte(REG_RX_ADDR_P5, 0xC6);
+
+	nrf_flush_rx();
+	nrf_flush_tx();
 }
 
 void nrf_set_standby_mode() {
 	nrf_ce(0);
 	nrf_powerdown();
+	nrf_reset_registers();
 	nrf_delay(10);
 
-
-	_nrf_set_reg_bit(REG_CONFIG, EN_CRC);
+	printf("\n");
+	for(int i=0; i<=7; i++) {
+		uint8_t v = 0;
+		_nrf_read_reg_byte(i, &v);
+		printf("--reg %u val %x\n", i, v);
+	}
 
 	nrf_powerup();
 	nrf_delay(10);	// 10m > 1.5~2ms
-
-	nrf_flush_rx();
-	nrf_flush_tx();
 }
 
 
@@ -312,10 +359,10 @@ uint8_t nrf_hal_test() {
 	nrf_delay(200);
 
 
-
-
 	nrf_set_standby_mode();
 
+
+
 	nrf_set_receive_mode();
 	//nrf_disable_rx_irq();
 
@@ -338,6 +385,7 @@ uint8_t nrf_hal_test() {
 	nrf_enable_rxaddr(0);
 	nrf_enable_rxaddr(1);
 
+	printf("\n");
 	for(int i=0; i<=7; i++) {
 		uint8_t v = 0;
 		_nrf_read_reg_byte(i, &v);
@@ -355,18 +403,6 @@ uint8_t nrf_hal_test() {
 		uint8_t buf[32];
 		uint8_t len = 0;
 
-#if 0
-		uint8_t v = 0;
-		_nrf_read_reg_byte(7, &v);
-		printf("1reg status val %x\n", v);
-
-		printf("%x len %u\n", buf[0], len);
-		_nrf_set_reg_bit(REG_STATUS, _BV(RX_DR));
-
-		_nrf_read_reg_byte(7, &v);
-		printf("2reg status val %x\n", v);
-#endif
-
 		uint8_t status = 0;
 		_nrf_read_reg_byte(REG_STATUS, &status);
 		nrf_read_payload(buf, &len);
diff --git a/board/TencentOS_tiny_EVB_MX/STM32CubeIDE/nRF24L01/Src/nrf24l01.h b/board/TencentOS_tiny_EVB_MX/STM32CubeIDE/nRF24L01/Src/nrf24l01.h
index 9d59cf6d..da88ee40 100644
--- a/board/TencentOS_tiny_EVB_MX/STM32CubeIDE/nRF24L01/Src/nrf24l01.h
+++ b/board/TencentOS_tiny_EVB_MX/STM32CubeIDE/nRF24L01/Src/nrf24l01.h
@@ -1,6 +1,14 @@
 #ifndef NRF24L01_H_
 #define NRF24L01_H_
 
+#if defined(__SI24R1__) && defined(__NRF24L01__)
+#error "you must choose chip between SI24R1 and NRF24L01"
+#endif
+
+#if !defined(__SI24R1__) && !defined(__NRF24L01__)
+#define __NRF24L01__
+#endif
+
 #define REG_CONFIG 0x00
     // 屏蔽因RX_DR触发的中断
     // 0 不屏蔽， 1 屏蔽
@@ -51,6 +59,10 @@
     // 10 4字节
     // 11 5字节
     #define AW          0
+	#define AW_3BYTES	1
+	#define AW_4BYTES	2
+	#define AW_5BYTES	3
+
 
 
 #define REG_SETUP_RETR 0x04
@@ -61,6 +73,22 @@
     // ...
     // 1111 4000us
     #define ARD         4
+    #define ARD_250us	0
+    #define ARD_500us	1
+    #define ARD_750us   2
+    #define ARD_1000us	3
+    #define ARD_1250us	4
+    #define ARD_1500us	5
+    #define ARD_1750us	6
+    #define ARD_2000us	7
+    #define ARD_2250us	8
+    #define ARD_2500us	9
+    #define ARD_2750us	10
+    #define ARD_3000us	11
+    #define ARD_3250us  12
+    #define ARD_3500us	13
+    #define ARD_3750us	14
+    #define ARD_4000us	15
 
     // ARC, Auto Retransmit Count占3:0共4个比特
     // 0000 Re-Transmit disabled
@@ -68,6 +96,22 @@
     // ...
     // 1111 最多重度15次
     #define ARC         0
+	#define ARC_0		0
+	#define ARC_1		1
+	#define ARC_2		2
+	#define ARC_3		3
+	#define ARC_4		4
+	#define ARC_5		5
+	#define ARC_6		6
+	#define ARC_7		7
+	#define ARC_8		8
+	#define ARC_9		9
+	#define ARC_10		10
+	#define ARC_11		11
+	#define ARC_12		12
+	#define ARC_13		13
+	#define ARC_14		14
+	#define ARC_15		15
 
 
 // RF Channel选择
@@ -76,7 +120,9 @@
 
 
 #define REG_RF_SETUP 0x06
+	#define RF_DR_LOW   5
     #define PLL_LOCK    4 // 仅用在测试
+	#define RF_DR_HIGH	3
     // Air Data Rate
     // 0 1Mbps
     // 1 2Mbps
@@ -91,9 +137,29 @@
     // 01 -12dBm
     // 10  -6dBm
     // 11   0dBm
+#if defined(__NRF24L01__)
     #define RF_PWR      1
+		#define RF_PWR_n18dBm	0
+		#define RF_PWR_n12dBm   1
+		#define RF_PWR_n6dBm	2
+		#define RF_PWR_0dBm		3
+
     // Non-P omissions
     #define LNA_HCURR   0
+#endif
+
+#if defined(__SI24R1__)
+    #define RF_PWR      0
+		#define RF_PWR_n12dBm	0
+		#define RF_PWR_n6dBm    1
+		#define RF_PWR_n4dBm	2
+		#define RF_PWR_0dBm		3
+		#define RF_PWR_1dBm		4
+		#define RF_PWR_3dBm		5
+		#define RF_PWR_4dBm		6
+		#define RF_PWR_7dBm		7
+#endif
+
 
 #define REG_STATUS 0x07
     // RX FIFO数据READY中断标记位
@@ -207,6 +273,7 @@
 
 
 #define _BV(n) (1<<(n))
+#define _VV(v, n) ((v)<<(n))
 
 void nrf_powerup();