Sergeh Vartanian
WSN Coordinator
Fork of
I2C_HelloWorld_Mbed
by 
mbed official
Revision 1:f9ead8ebc68b, committed 2014-06-16
- Comitter:
- LAvtec818
- Date:
- Mon Jun 16 18:17:19 2014 +0000
- Parent:
- 0:f76c26307f9a
- Commit message:
- Coordinator
Changed in this revision
diff -r f76c26307f9a -r f9ead8ebc68b EthernetPowerControl.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/EthernetPowerControl.cpp Mon Jun 16 18:17:19 2014 +0000
@@ -0,0 +1,138 @@
+#include "EthernetPowerControl.h"
+
+static void write_PHY (unsigned int PhyReg, unsigned short Value) {
+ /* Write a data 'Value' to PHY register 'PhyReg'. */
+ unsigned int tout;
+ /* Hardware MII Management for LPC176x devices. */
+ LPC_EMAC->MADR = DP83848C_DEF_ADR | PhyReg;
+ LPC_EMAC->MWTD = Value;
+
+ /* Wait utill operation completed */
+ for (tout = 0; tout < MII_WR_TOUT; tout++) {
+ if ((LPC_EMAC->MIND & MIND_BUSY) == 0) {
+ break;
+ }
+ }
+}
+
+static unsigned short read_PHY (unsigned int PhyReg) {
+ /* Read a PHY register 'PhyReg'. */
+ unsigned int tout, val;
+
+ LPC_EMAC->MADR = DP83848C_DEF_ADR | PhyReg;
+ LPC_EMAC->MCMD = MCMD_READ;
+
+ /* Wait until operation completed */
+ for (tout = 0; tout < MII_RD_TOUT; tout++) {
+ if ((LPC_EMAC->MIND & MIND_BUSY) == 0) {
+ break;
+ }
+ }
+ LPC_EMAC->MCMD = 0;
+ val = LPC_EMAC->MRDD;
+
+ return (val);
+}
+
+void EMAC_Init()
+{
+ unsigned int tout,regv;
+ /* Power Up the EMAC controller. */
+ Peripheral_PowerUp(LPC1768_PCONP_PCENET);
+
+ LPC_PINCON->PINSEL2 = 0x50150105;
+ LPC_PINCON->PINSEL3 &= ~0x0000000F;
+ LPC_PINCON->PINSEL3 |= 0x00000005;
+
+ /* Reset all EMAC internal modules. */
+ LPC_EMAC->MAC1 = MAC1_RES_TX | MAC1_RES_MCS_TX | MAC1_RES_RX | MAC1_RES_MCS_RX |
+ MAC1_SIM_RES | MAC1_SOFT_RES;
+ LPC_EMAC->Command = CR_REG_RES | CR_TX_RES | CR_RX_RES;
+
+ /* A short delay after reset. */
+ for (tout = 100; tout; tout--);
+
+ /* Initialize MAC control registers. */
+ LPC_EMAC->MAC1 = MAC1_PASS_ALL;
+ LPC_EMAC->MAC2 = MAC2_CRC_EN | MAC2_PAD_EN;
+ LPC_EMAC->MAXF = ETH_MAX_FLEN;
+ LPC_EMAC->CLRT = CLRT_DEF;
+ LPC_EMAC->IPGR = IPGR_DEF;
+
+ /* Enable Reduced MII interface. */
+ LPC_EMAC->Command = CR_RMII | CR_PASS_RUNT_FRM;
+
+ /* Reset Reduced MII Logic. */
+ LPC_EMAC->SUPP = SUPP_RES_RMII;
+ for (tout = 100; tout; tout--);
+ LPC_EMAC->SUPP = 0;
+
+ /* Put the DP83848C in reset mode */
+ write_PHY (PHY_REG_BMCR, 0x8000);
+
+ /* Wait for hardware reset to end. */
+ for (tout = 0; tout < 0x100000; tout++) {
+ regv = read_PHY (PHY_REG_BMCR);
+ if (!(regv & 0x8000)) {
+ /* Reset complete */
+ break;
+ }
+ }
+}
+
+
+void PHY_PowerDown()
+{
+ if (!Peripheral_GetStatus(LPC1768_PCONP_PCENET))
+ EMAC_Init(); //init EMAC if it is not already init'd
+
+ unsigned int regv;
+ regv = read_PHY(PHY_REG_BMCR);
+ write_PHY(PHY_REG_BMCR, regv | (1 << PHY_REG_BMCR_POWERDOWN));
+ regv = read_PHY(PHY_REG_BMCR);
+
+ //shouldn't need the EMAC now.
+ Peripheral_PowerDown(LPC1768_PCONP_PCENET);
+
+ //and turn off the PHY OSC
+ LPC_GPIO1->FIODIR |= 0x8000000;
+ LPC_GPIO1->FIOCLR = 0x8000000;
+}
+
+void PHY_PowerUp()
+{
+ if (!Peripheral_GetStatus(LPC1768_PCONP_PCENET))
+ EMAC_Init(); //init EMAC if it is not already init'd
+
+ LPC_GPIO1->FIODIR |= 0x8000000;
+ LPC_GPIO1->FIOSET = 0x8000000;
+
+ //wait for osc to be stable
+ wait_ms(200);
+
+ unsigned int regv;
+ regv = read_PHY(PHY_REG_BMCR);
+ write_PHY(PHY_REG_BMCR, regv & ~(1 << PHY_REG_BMCR_POWERDOWN));
+ regv = read_PHY(PHY_REG_BMCR);
+}
+
+void PHY_EnergyDetect_Enable()
+{
+ if (!Peripheral_GetStatus(LPC1768_PCONP_PCENET))
+ EMAC_Init(); //init EMAC if it is not already init'd
+
+ unsigned int regv;
+ regv = read_PHY(PHY_REG_EDCR);
+ write_PHY(PHY_REG_BMCR, regv | (1 << PHY_REG_EDCR_ENABLE));
+ regv = read_PHY(PHY_REG_EDCR);
+}
+
+void PHY_EnergyDetect_Disable()
+{
+ if (!Peripheral_GetStatus(LPC1768_PCONP_PCENET))
+ EMAC_Init(); //init EMAC if it is not already init'd
+ unsigned int regv;
+ regv = read_PHY(PHY_REG_EDCR);
+ write_PHY(PHY_REG_BMCR, regv & ~(1 << PHY_REG_EDCR_ENABLE));
+ regv = read_PHY(PHY_REG_EDCR);
+}
\ No newline at end of file
diff -r f76c26307f9a -r f9ead8ebc68b EthernetPowerControl.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/EthernetPowerControl.h Mon Jun 16 18:17:19 2014 +0000 @@ -0,0 +1,299 @@ +/* mbed PowerControl Library + * Copyright (c) 2010 Michael Wei + */ + +#ifndef MBED_POWERCONTROL_ETH_H +#define MBED_POWERCONTROL_ETH_H + +#include "mbed.h" +#include "PowerControl.h" + +#define PHY_REG_BMCR_POWERDOWN 0xB +#define PHY_REG_EDCR_ENABLE 0xF + + +void EMAC_Init(); +static unsigned short read_PHY (unsigned int PhyReg); +static void write_PHY (unsigned int PhyReg, unsigned short Value); + +void PHY_PowerDown(void); +void PHY_PowerUp(void); +void PHY_EnergyDetect_Enable(void); +void PHY_EnergyDetect_Disable(void); + +//From NXP Sample Code .... Probably from KEIL sample code +/* EMAC Memory Buffer configuration for 16K Ethernet RAM. */ +#define NUM_RX_FRAG 4 /* Num.of RX Fragments 4*1536= 6.0kB */ +#define NUM_TX_FRAG 3 /* Num.of TX Fragments 3*1536= 4.6kB */ +#define ETH_FRAG_SIZE 1536 /* Packet Fragment size 1536 Bytes */ + +#define ETH_MAX_FLEN 1536 /* Max. Ethernet Frame Size */ + +/* EMAC variables located in 16K Ethernet SRAM */ +#define RX_DESC_BASE 0x20080000 +#define RX_STAT_BASE (RX_DESC_BASE + NUM_RX_FRAG*8) +#define TX_DESC_BASE (RX_STAT_BASE + NUM_RX_FRAG*8) +#define TX_STAT_BASE (TX_DESC_BASE + NUM_TX_FRAG*8) +#define RX_BUF_BASE (TX_STAT_BASE + NUM_TX_FRAG*4) +#define TX_BUF_BASE (RX_BUF_BASE + NUM_RX_FRAG*ETH_FRAG_SIZE) + +/* RX and TX descriptor and status definitions. */ +#define RX_DESC_PACKET(i) (*(unsigned int *)(RX_DESC_BASE + 8*i)) +#define RX_DESC_CTRL(i) (*(unsigned int *)(RX_DESC_BASE+4 + 8*i)) +#define RX_STAT_INFO(i) (*(unsigned int *)(RX_STAT_BASE + 8*i)) +#define RX_STAT_HASHCRC(i) (*(unsigned int *)(RX_STAT_BASE+4 + 8*i)) +#define TX_DESC_PACKET(i) (*(unsigned int *)(TX_DESC_BASE + 8*i)) +#define TX_DESC_CTRL(i) (*(unsigned int *)(TX_DESC_BASE+4 + 8*i)) +#define TX_STAT_INFO(i) (*(unsigned int *)(TX_STAT_BASE + 4*i)) +#define RX_BUF(i) (RX_BUF_BASE + ETH_FRAG_SIZE*i) +#define TX_BUF(i) (TX_BUF_BASE + ETH_FRAG_SIZE*i) + +/* MAC Configuration Register 1 */ +#define MAC1_REC_EN 0x00000001 /* Receive Enable */ +#define MAC1_PASS_ALL 0x00000002 /* Pass All Receive Frames */ +#define MAC1_RX_FLOWC 0x00000004 /* RX Flow Control */ +#define MAC1_TX_FLOWC 0x00000008 /* TX Flow Control */ +#define MAC1_LOOPB 0x00000010 /* Loop Back Mode */ +#define MAC1_RES_TX 0x00000100 /* Reset TX Logic */ +#define MAC1_RES_MCS_TX 0x00000200 /* Reset MAC TX Control Sublayer */ +#define MAC1_RES_RX 0x00000400 /* Reset RX Logic */ +#define MAC1_RES_MCS_RX 0x00000800 /* Reset MAC RX Control Sublayer */ +#define MAC1_SIM_RES 0x00004000 /* Simulation Reset */ +#define MAC1_SOFT_RES 0x00008000 /* Soft Reset MAC */ + +/* MAC Configuration Register 2 */ +#define MAC2_FULL_DUP 0x00000001 /* Full Duplex Mode */ +#define MAC2_FRM_LEN_CHK 0x00000002 /* Frame Length Checking */ +#define MAC2_HUGE_FRM_EN 0x00000004 /* Huge Frame Enable */ +#define MAC2_DLY_CRC 0x00000008 /* Delayed CRC Mode */ +#define MAC2_CRC_EN 0x00000010 /* Append CRC to every Frame */ +#define MAC2_PAD_EN 0x00000020 /* Pad all Short Frames */ +#define MAC2_VLAN_PAD_EN 0x00000040 /* VLAN Pad Enable */ +#define MAC2_ADET_PAD_EN 0x00000080 /* Auto Detect Pad Enable */ +#define MAC2_PPREAM_ENF 0x00000100 /* Pure Preamble Enforcement */ +#define MAC2_LPREAM_ENF 0x00000200 /* Long Preamble Enforcement */ +#define MAC2_NO_BACKOFF 0x00001000 /* No Backoff Algorithm */ +#define MAC2_BACK_PRESSURE 0x00002000 /* Backoff Presurre / No Backoff */ +#define MAC2_EXCESS_DEF 0x00004000 /* Excess Defer */ + +/* Back-to-Back Inter-Packet-Gap Register */ +#define IPGT_FULL_DUP 0x00000015 /* Recommended value for Full Duplex */ +#define IPGT_HALF_DUP 0x00000012 /* Recommended value for Half Duplex */ + +/* Non Back-to-Back Inter-Packet-Gap Register */ +#define IPGR_DEF 0x00000012 /* Recommended value */ + +/* Collision Window/Retry Register */ +#define CLRT_DEF 0x0000370F /* Default value */ + +/* PHY Support Register */ +#define SUPP_SPEED 0x00000100 /* Reduced MII Logic Current Speed */ +#define SUPP_RES_RMII 0x00000800 /* Reset Reduced MII Logic */ + +/* Test Register */ +#define TEST_SHCUT_PQUANTA 0x00000001 /* Shortcut Pause Quanta */ +#define TEST_TST_PAUSE 0x00000002 /* Test Pause */ +#define TEST_TST_BACKP 0x00000004 /* Test Back Pressure */ + +/* MII Management Configuration Register */ +#define MCFG_SCAN_INC 0x00000001 /* Scan Increment PHY Address */ +#define MCFG_SUPP_PREAM 0x00000002 /* Suppress Preamble */ +#define MCFG_CLK_SEL 0x0000001C /* Clock Select Mask */ +#define MCFG_RES_MII 0x00008000 /* Reset MII Management Hardware */ + +/* MII Management Command Register */ +#define MCMD_READ 0x00000001 /* MII Read */ +#define MCMD_SCAN 0x00000002 /* MII Scan continuously */ + +#define MII_WR_TOUT 0x00050000 /* MII Write timeout count */ +#define MII_RD_TOUT 0x00050000 /* MII Read timeout count */ + +/* MII Management Address Register */ +#define MADR_REG_ADR 0x0000001F /* MII Register Address Mask */ +#define MADR_PHY_ADR 0x00001F00 /* PHY Address Mask */ + +/* MII Management Indicators Register */ +#define MIND_BUSY 0x00000001 /* MII is Busy */ +#define MIND_SCAN 0x00000002 /* MII Scanning in Progress */ +#define MIND_NOT_VAL 0x00000004 /* MII Read Data not valid */ +#define MIND_MII_LINK_FAIL 0x00000008 /* MII Link Failed */ + +/* Command Register */ +#define CR_RX_EN 0x00000001 /* Enable Receive */ +#define CR_TX_EN 0x00000002 /* Enable Transmit */ +#define CR_REG_RES 0x00000008 /* Reset Host Registers */ +#define CR_TX_RES 0x00000010 /* Reset Transmit Datapath */ +#define CR_RX_RES 0x00000020 /* Reset Receive Datapath */ +#define CR_PASS_RUNT_FRM 0x00000040 /* Pass Runt Frames */ +#define CR_PASS_RX_FILT 0x00000080 /* Pass RX Filter */ +#define CR_TX_FLOW_CTRL 0x00000100 /* TX Flow Control */ +#define CR_RMII 0x00000200 /* Reduced MII Interface */ +#define CR_FULL_DUP 0x00000400 /* Full Duplex */ + +/* Status Register */ +#define SR_RX_EN 0x00000001 /* Enable Receive */ +#define SR_TX_EN 0x00000002 /* Enable Transmit */ + +/* Transmit Status Vector 0 Register */ +#define TSV0_CRC_ERR 0x00000001 /* CRC error */ +#define TSV0_LEN_CHKERR 0x00000002 /* Length Check Error */ +#define TSV0_LEN_OUTRNG 0x00000004 /* Length Out of Range */ +#define TSV0_DONE 0x00000008 /* Tramsmission Completed */ +#define TSV0_MCAST 0x00000010 /* Multicast Destination */ +#define TSV0_BCAST 0x00000020 /* Broadcast Destination */ +#define TSV0_PKT_DEFER 0x00000040 /* Packet Deferred */ +#define TSV0_EXC_DEFER 0x00000080 /* Excessive Packet Deferral */ +#define TSV0_EXC_COLL 0x00000100 /* Excessive Collision */ +#define TSV0_LATE_COLL 0x00000200 /* Late Collision Occured */ +#define TSV0_GIANT 0x00000400 /* Giant Frame */ +#define TSV0_UNDERRUN 0x00000800 /* Buffer Underrun */ +#define TSV0_BYTES 0x0FFFF000 /* Total Bytes Transferred */ +#define TSV0_CTRL_FRAME 0x10000000 /* Control Frame */ +#define TSV0_PAUSE 0x20000000 /* Pause Frame */ +#define TSV0_BACK_PRESS 0x40000000 /* Backpressure Method Applied */ +#define TSV0_VLAN 0x80000000 /* VLAN Frame */ + +/* Transmit Status Vector 1 Register */ +#define TSV1_BYTE_CNT 0x0000FFFF /* Transmit Byte Count */ +#define TSV1_COLL_CNT 0x000F0000 /* Transmit Collision Count */ + +/* Receive Status Vector Register */ +#define RSV_BYTE_CNT 0x0000FFFF /* Receive Byte Count */ +#define RSV_PKT_IGNORED 0x00010000 /* Packet Previously Ignored */ +#define RSV_RXDV_SEEN 0x00020000 /* RXDV Event Previously Seen */ +#define RSV_CARR_SEEN 0x00040000 /* Carrier Event Previously Seen */ +#define RSV_REC_CODEV 0x00080000 /* Receive Code Violation */ +#define RSV_CRC_ERR 0x00100000 /* CRC Error */ +#define RSV_LEN_CHKERR 0x00200000 /* Length Check Error */ +#define RSV_LEN_OUTRNG 0x00400000 /* Length Out of Range */ +#define RSV_REC_OK 0x00800000 /* Frame Received OK */ +#define RSV_MCAST 0x01000000 /* Multicast Frame */ +#define RSV_BCAST 0x02000000 /* Broadcast Frame */ +#define RSV_DRIB_NIBB 0x04000000 /* Dribble Nibble */ +#define RSV_CTRL_FRAME 0x08000000 /* Control Frame */ +#define RSV_PAUSE 0x10000000 /* Pause Frame */ +#define RSV_UNSUPP_OPC 0x20000000 /* Unsupported Opcode */ +#define RSV_VLAN 0x40000000 /* VLAN Frame */ + +/* Flow Control Counter Register */ +#define FCC_MIRR_CNT 0x0000FFFF /* Mirror Counter */ +#define FCC_PAUSE_TIM 0xFFFF0000 /* Pause Timer */ + +/* Flow Control Status Register */ +#define FCS_MIRR_CNT 0x0000FFFF /* Mirror Counter Current */ + +/* Receive Filter Control Register */ +#define RFC_UCAST_EN 0x00000001 /* Accept Unicast Frames Enable */ +#define RFC_BCAST_EN 0x00000002 /* Accept Broadcast Frames Enable */ +#define RFC_MCAST_EN 0x00000004 /* Accept Multicast Frames Enable */ +#define RFC_UCAST_HASH_EN 0x00000008 /* Accept Unicast Hash Filter Frames */ +#define RFC_MCAST_HASH_EN 0x00000010 /* Accept Multicast Hash Filter Fram.*/ +#define RFC_PERFECT_EN 0x00000020 /* Accept Perfect Match Enable */ +#define RFC_MAGP_WOL_EN 0x00001000 /* Magic Packet Filter WoL Enable */ +#define RFC_PFILT_WOL_EN 0x00002000 /* Perfect Filter WoL Enable */ + +/* Receive Filter WoL Status/Clear Registers */ +#define WOL_UCAST 0x00000001 /* Unicast Frame caused WoL */ +#define WOL_BCAST 0x00000002 /* Broadcast Frame caused WoL */ +#define WOL_MCAST 0x00000004 /* Multicast Frame caused WoL */ +#define WOL_UCAST_HASH 0x00000008 /* Unicast Hash Filter Frame WoL */ +#define WOL_MCAST_HASH 0x00000010 /* Multicast Hash Filter Frame WoL */ +#define WOL_PERFECT 0x00000020 /* Perfect Filter WoL */ +#define WOL_RX_FILTER 0x00000080 /* RX Filter caused WoL */ +#define WOL_MAG_PACKET 0x00000100 /* Magic Packet Filter caused WoL */ + +/* Interrupt Status/Enable/Clear/Set Registers */ +#define INT_RX_OVERRUN 0x00000001 /* Overrun Error in RX Queue */ +#define INT_RX_ERR 0x00000002 /* Receive Error */ +#define INT_RX_FIN 0x00000004 /* RX Finished Process Descriptors */ +#define INT_RX_DONE 0x00000008 /* Receive Done */ +#define INT_TX_UNDERRUN 0x00000010 /* Transmit Underrun */ +#define INT_TX_ERR 0x00000020 /* Transmit Error */ +#define INT_TX_FIN 0x00000040 /* TX Finished Process Descriptors */ +#define INT_TX_DONE 0x00000080 /* Transmit Done */ +#define INT_SOFT_INT 0x00001000 /* Software Triggered Interrupt */ +#define INT_WAKEUP 0x00002000 /* Wakeup Event Interrupt */ + +/* Power Down Register */ +#define PD_POWER_DOWN 0x80000000 /* Power Down MAC */ + +/* RX Descriptor Control Word */ +#define RCTRL_SIZE 0x000007FF /* Buffer size mask */ +#define RCTRL_INT 0x80000000 /* Generate RxDone Interrupt */ + +/* RX Status Hash CRC Word */ +#define RHASH_SA 0x000001FF /* Hash CRC for Source Address */ +#define RHASH_DA 0x001FF000 /* Hash CRC for Destination Address */ + +/* RX Status Information Word */ +#define RINFO_SIZE 0x000007FF /* Data size in bytes */ +#define RINFO_CTRL_FRAME 0x00040000 /* Control Frame */ +#define RINFO_VLAN 0x00080000 /* VLAN Frame */ +#define RINFO_FAIL_FILT 0x00100000 /* RX Filter Failed */ +#define RINFO_MCAST 0x00200000 /* Multicast Frame */ +#define RINFO_BCAST 0x00400000 /* Broadcast Frame */ +#define RINFO_CRC_ERR 0x00800000 /* CRC Error in Frame */ +#define RINFO_SYM_ERR 0x01000000 /* Symbol Error from PHY */ +#define RINFO_LEN_ERR 0x02000000 /* Length Error */ +#define RINFO_RANGE_ERR 0x04000000 /* Range Error (exceeded max. size) */ +#define RINFO_ALIGN_ERR 0x08000000 /* Alignment Error */ +#define RINFO_OVERRUN 0x10000000 /* Receive overrun */ +#define RINFO_NO_DESCR 0x20000000 /* No new Descriptor available */ +#define RINFO_LAST_FLAG 0x40000000 /* Last Fragment in Frame */ +#define RINFO_ERR 0x80000000 /* Error Occured (OR of all errors) */ + +#define RINFO_ERR_MASK (RINFO_FAIL_FILT | RINFO_CRC_ERR | RINFO_SYM_ERR | \ + RINFO_LEN_ERR | RINFO_ALIGN_ERR | RINFO_OVERRUN) + +/* TX Descriptor Control Word */ +#define TCTRL_SIZE 0x000007FF /* Size of data buffer in bytes */ +#define TCTRL_OVERRIDE 0x04000000 /* Override Default MAC Registers */ +#define TCTRL_HUGE 0x08000000 /* Enable Huge Frame */ +#define TCTRL_PAD 0x10000000 /* Pad short Frames to 64 bytes */ +#define TCTRL_CRC 0x20000000 /* Append a hardware CRC to Frame */ +#define TCTRL_LAST 0x40000000 /* Last Descriptor for TX Frame */ +#define TCTRL_INT 0x80000000 /* Generate TxDone Interrupt */ + +/* TX Status Information Word */ +#define TINFO_COL_CNT 0x01E00000 /* Collision Count */ +#define TINFO_DEFER 0x02000000 /* Packet Deferred (not an error) */ +#define TINFO_EXCESS_DEF 0x04000000 /* Excessive Deferral */ +#define TINFO_EXCESS_COL 0x08000000 /* Excessive Collision */ +#define TINFO_LATE_COL 0x10000000 /* Late Collision Occured */ +#define TINFO_UNDERRUN 0x20000000 /* Transmit Underrun */ +#define TINFO_NO_DESCR 0x40000000 /* No new Descriptor available */ +#define TINFO_ERR 0x80000000 /* Error Occured (OR of all errors) */ + +/* DP83848C PHY Registers */ +#define PHY_REG_BMCR 0x00 /* Basic Mode Control Register */ +#define PHY_REG_BMSR 0x01 /* Basic Mode Status Register */ +#define PHY_REG_IDR1 0x02 /* PHY Identifier 1 */ +#define PHY_REG_IDR2 0x03 /* PHY Identifier 2 */ +#define PHY_REG_ANAR 0x04 /* Auto-Negotiation Advertisement */ +#define PHY_REG_ANLPAR 0x05 /* Auto-Neg. Link Partner Abitily */ +#define PHY_REG_ANER 0x06 /* Auto-Neg. Expansion Register */ +#define PHY_REG_ANNPTR 0x07 /* Auto-Neg. Next Page TX */ + +/* PHY Extended Registers */ +#define PHY_REG_STS 0x10 /* Status Register */ +#define PHY_REG_MICR 0x11 /* MII Interrupt Control Register */ +#define PHY_REG_MISR 0x12 /* MII Interrupt Status Register */ +#define PHY_REG_FCSCR 0x14 /* False Carrier Sense Counter */ +#define PHY_REG_RECR 0x15 /* Receive Error Counter */ +#define PHY_REG_PCSR 0x16 /* PCS Sublayer Config. and Status */ +#define PHY_REG_RBR 0x17 /* RMII and Bypass Register */ +#define PHY_REG_LEDCR 0x18 /* LED Direct Control Register */ +#define PHY_REG_PHYCR 0x19 /* PHY Control Register */ +#define PHY_REG_10BTSCR 0x1A /* 10Base-T Status/Control Register */ +#define PHY_REG_CDCTRL1 0x1B /* CD Test Control and BIST Extens. */ +#define PHY_REG_EDCR 0x1D /* Energy Detect Control Register */ + +#define PHY_FULLD_100M 0x2100 /* Full Duplex 100Mbit */ +#define PHY_HALFD_100M 0x2000 /* Half Duplex 100Mbit */ +#define PHY_FULLD_10M 0x0100 /* Full Duplex 10Mbit */ +#define PHY_HALFD_10M 0x0000 /* Half Duplex 10MBit */ +#define PHY_AUTO_NEG 0x3000 /* Select Auto Negotiation */ + +#define DP83848C_DEF_ADR 0x0100 /* Default PHY device address */ +#define DP83848C_ID 0x20005C90 /* PHY Identifier */ +#endif \ No newline at end of file
diff -r f76c26307f9a -r f9ead8ebc68b PowerControl.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/PowerControl.h Mon Jun 16 18:17:19 2014 +0000
@@ -0,0 +1,192 @@
+/* mbed PowerControl Library
+ * Copyright (c) 2010 Michael Wei
+ */
+
+#ifndef MBED_POWERCONTROL_H
+#define MBED_POWERCONTROL_H
+
+//shouldn't have to include, but fixes weird problems with defines
+#include "LPC1768/LPC17xx.h"
+
+//System Control Register
+// bit 0: Reserved
+// bit 1: Sleep on Exit
+#define LPC1768_SCR_SLEEPONEXIT 0x2
+// bit 2: Deep Sleep
+#define LPC1768_SCR_SLEEPDEEP 0x4
+// bit 3: Resereved
+// bit 4: Send on Pending
+#define LPC1768_SCR_SEVONPEND 0x10
+// bit 5-31: Reserved
+
+//Power Control Register
+// bit 0: Power mode control bit 0 (power-down mode)
+#define LPC1768_PCON_PM0 0x1
+// bit 1: Power mode control bit 1 (deep power-down mode)
+#define LPC1768_PCON_PM1 0x2
+// bit 2: Brown-out reduced power mode
+#define LPC1768_PCON_BODRPM 0x4
+// bit 3: Brown-out global disable
+#define LPC1768_PCON_BOGD 0x8
+// bit 4: Brown-out reset disable
+#define LPC1768_PCON_BORD 0x10
+// bit 5-7 : Reserved
+// bit 8: Sleep Mode Entry Flag
+#define LPC1768_PCON_SMFLAG 0x100
+// bit 9: Deep Sleep Entry Flag
+#define LPC1768_PCON_DSFLAG 0x200
+// bit 10: Power Down Entry Flag
+#define LPC1768_PCON_PDFLAG 0x400
+// bit 11: Deep Power Down Entry Flag
+#define LPC1768_PCON_DPDFLAG 0x800
+// bit 12-31: Reserved
+
+//"Sleep Mode" (WFI).
+inline void Sleep(void)
+{
+ __WFI();
+}
+
+//"Deep Sleep" Mode
+inline void DeepSleep(void)
+{
+ SCB->SCR |= LPC1768_SCR_SLEEPDEEP;
+ __WFI();
+}
+
+//"Power-Down" Mode
+inline void PowerDown(void)
+{
+ SCB->SCR |= LPC1768_SCR_SLEEPDEEP;
+ LPC_SC->PCON &= ~LPC1768_PCON_PM1;
+ LPC_SC->PCON |= LPC1768_PCON_PM0;
+ __WFI();
+ //reset back to normal
+ LPC_SC->PCON &= ~(LPC1768_PCON_PM1 | LPC1768_PCON_PM0);
+}
+
+//"Deep Power-Down" Mode
+inline void DeepPowerDown(void)
+{
+ SCB->SCR |= LPC1768_SCR_SLEEPDEEP;
+ LPC_SC->PCON |= LPC1768_PCON_PM1 | LPC1768_PCON_PM0;
+ __WFI();
+ //reset back to normal
+ LPC_SC->PCON &= ~(LPC1768_PCON_PM1 | LPC1768_PCON_PM0);
+}
+
+//shut down BOD during power-down/deep sleep
+inline void BrownOut_ReducedPowerMode_Enable(void)
+{
+ LPC_SC->PCON |= LPC1768_PCON_BODRPM;
+}
+
+//turn on BOD during power-down/deep sleep
+inline void BrownOut_ReducedPowerMode_Disable(void)
+{
+ LPC_SC->PCON &= ~LPC1768_PCON_BODRPM;
+}
+
+//turn off brown out circutry
+inline void BrownOut_Global_Disable(void)
+{
+ LPC_SC->PCON |= LPC1768_PCON_BOGD;
+}
+
+//turn on brown out circutry
+inline void BrownOut_Global_Enable(void)
+{
+ LPC_SC->PCON &= !LPC1768_PCON_BOGD;
+}
+
+//turn off brown out reset circutry
+inline void BrownOut_Reset_Disable(void)
+{
+ LPC_SC->PCON |= LPC1768_PCON_BORD;
+}
+
+//turn on brown outreset circutry
+inline void BrownOut_Reset_Enable(void)
+{
+ LPC_SC->PCON &= ~LPC1768_PCON_BORD;
+}
+//Peripheral Control Register
+// bit 0: Reserved
+// bit 1: PCTIM0: Timer/Counter 0 power/clock enable
+#define LPC1768_PCONP_PCTIM0 0x2
+// bit 2: PCTIM1: Timer/Counter 1 power/clock enable
+#define LPC1768_PCONP_PCTIM1 0x4
+// bit 3: PCUART0: UART 0 power/clock enable
+#define LPC1768_PCONP_PCUART0 0x8
+// bit 4: PCUART1: UART 1 power/clock enable
+#define LPC1768_PCONP_PCUART1 0x10
+// bit 5: Reserved
+// bit 6: PCPWM1: PWM 1 power/clock enable
+#define LPC1768_PCONP_PCPWM1 0x40
+// bit 7: PCI2C0: I2C interface 0 power/clock enable
+#define LPC1768_PCONP_PCI2C0 0x80
+// bit 8: PCSPI: SPI interface power/clock enable
+#define LPC1768_PCONP_PCSPI 0x100
+// bit 9: PCRTC: RTC power/clock enable
+#define LPC1768_PCONP_PCRTC 0x200
+// bit 10: PCSSP1: SSP interface 1 power/clock enable
+#define LPC1768_PCONP_PCSSP1 0x400
+// bit 11: Reserved
+// bit 12: PCADC: A/D converter power/clock enable
+#define LPC1768_PCONP_PCADC 0x1000
+// bit 13: PCCAN1: CAN controller 1 power/clock enable
+#define LPC1768_PCONP_PCCAN1 0x2000
+// bit 14: PCCAN2: CAN controller 2 power/clock enable
+#define LPC1768_PCONP_PCCAN2 0x4000
+// bit 15: PCGPIO: GPIOs power/clock enable
+#define LPC1768_PCONP_PCGPIO 0x8000
+// bit 16: PCRIT: Repetitive interrupt timer power/clock enable
+#define LPC1768_PCONP_PCRIT 0x10000
+// bit 17: PCMCPWM: Motor control PWM power/clock enable
+#define LPC1768_PCONP_PCMCPWM 0x20000
+// bit 18: PCQEI: Quadrature encoder interface power/clock enable
+#define LPC1768_PCONP_PCQEI 0x40000
+// bit 19: PCI2C1: I2C interface 1 power/clock enable
+#define LPC1768_PCONP_PCI2C1 0x80000
+// bit 20: Reserved
+// bit 21: PCSSP0: SSP interface 0 power/clock enable
+#define LPC1768_PCONP_PCSSP0 0x200000
+// bit 22: PCTIM2: Timer 2 power/clock enable
+#define LPC1768_PCONP_PCTIM2 0x400000
+// bit 23: PCTIM3: Timer 3 power/clock enable
+#define LPC1768_PCONP_PCQTIM3 0x800000
+// bit 24: PCUART2: UART 2 power/clock enable
+#define LPC1768_PCONP_PCUART2 0x1000000
+// bit 25: PCUART3: UART 3 power/clock enable
+#define LPC1768_PCONP_PCUART3 0x2000000
+// bit 26: PCI2C2: I2C interface 2 power/clock enable
+#define LPC1768_PCONP_PCI2C2 0x4000000
+// bit 27: PCI2S: I2S interface power/clock enable
+#define LPC1768_PCONP_PCI2S 0x8000000
+// bit 28: Reserved
+// bit 29: PCGPDMA: GP DMA function power/clock enable
+#define LPC1768_PCONP_PCGPDMA 0x20000000
+// bit 30: PCENET: Ethernet block power/clock enable
+#define LPC1768_PCONP_PCENET 0x40000000
+// bit 31: PCUSB: USB interface power/clock enable
+#define LPC1768_PCONP_PCUSB 0x80000000
+
+//Powers Up specified Peripheral(s)
+inline unsigned int Peripheral_PowerUp(unsigned int bitMask)
+{
+ return LPC_SC->PCONP |= bitMask;
+}
+
+//Powers Down specified Peripheral(s)
+inline unsigned int Peripheral_PowerDown(unsigned int bitMask)
+{
+ return LPC_SC->PCONP &= ~bitMask;
+}
+
+//returns if the peripheral is on or off
+inline bool Peripheral_GetStatus(unsigned int peripheral)
+{
+ return (LPC_SC->PCONP & peripheral) ? true : false;
+}
+
+#endif
\ No newline at end of file
diff -r f76c26307f9a -r f9ead8ebc68b main.cpp
--- a/main.cpp Thu Feb 14 17:24:48 2013 +0000
+++ b/main.cpp Mon Jun 16 18:17:19 2014 +0000
@@ -1,25 +1,253 @@
#include "mbed.h"
+#include "PowerControl.h"
+#include "EthernetPowerControl.h"
// Read temperature from LM75BD
+#define USR_POWERDOWN (0x104)
I2C i2c(p28, p27);
+Serial pc(USBTX, USBRX); // tx, rx
+InterruptIn PIR_in(p5);
+Serial xbee1(p9,p10);
+DigitalOut rst1(p11);
+AnalogIn light(p20);
-const int addr = 0x90;
+Timer cal_temp_time;
+Timer cal_temp_time_c;
+
+Timer PIR_c;
+//Ticker flipper;
+
+const int tx_addr = 0x14;
+const int rx_addr = 0x15;
+char readbuff [35];
+char rb [35];
+char tx_cmd[1];
+int y[18];
+ int x[16];
+ int occupancy_count = 0;
+ char c = 'y';
+ int flag = 0;
+ int room_temp = 0;
+ int cal_temp[16];
+ int flag_c = 0;
+ int room_temp_c = 0;
+ int cal_temp_c[16];
+ int temp_occupancy_count_c = 0;
+ int PIR_tag = 0;
+ int initial_flag = 0;
+ int after_cond_high = 0;
+ int after_cond_low = 0;
+ int temp_occupancy_count_ed = 0;
+ int low_duration = 0;
+ int high_duration = 0;
+ int fluc_counter = 0;
+ int human_temp_c = 0;
+ int human_temp = 0;
+
+void flip() {
+ // pc.printf("kos kesh");
+ if (PIR_tag == 1)
+ {
+ if (PIR_c.read() >= 30) //check to see if the PIR sensor has been low for 30 seconds or more, if so, then most likely someone new just entered
+ temp_occupancy_count_c = 1;
+ else if (PIR_c.read() <= 10)
+ temp_occupancy_count_c = temp_occupancy_count_ed;
+ PIR_c.reset();
+ PIR_tag = 0;
+ }
+
+
+ tx_cmd[0] = 0x4C;
+ //tx_cmd[1] = 0x4C;
+ //i2c.write(tx_addr,
+ i2c.write(tx_addr, tx_cmd , 1);
+
+ wait(0.25);
+
+ //i2c.write(rx_addr, cmd, 1);
+ i2c.read(rx_addr, readbuff, 35);
+
+ //float tmp = (float((cmd[0]<<8)|cmd[1]) / 256.0);
+ for (int count = 0; count < 17; count++)
+ y[count] = 256*readbuff[(count*2)+1] + readbuff [(count*2)];
+
+ y[17] = readbuff[34];
+
+
+ //calibrating
+
+ for (int temp_comp_c = 0; temp_comp_c < 16; temp_comp_c++)
+ {
+ if (( x[temp_comp_c] >= 240) && (x[temp_comp_c] <= 300))
+ room_temp_c = room_temp_c + 1;
+ if (( x[temp_comp_c] >= 300) && (x[temp_comp_c] <= 400))
+ human_temp_c = human_temp_c + 1;}
+ if (flag_c == 0) {
+ if (room_temp_c >= 12){
+ for (int cal_c = 0; cal_c < 16; cal_c++)
+ cal_temp_c[cal_c] = x[cal_c];
+ }
+ flag_c = 1;
+ cal_temp_time_c.start();
+ }
+
+ if (cal_temp_time_c.read_ms() == 900000){
+ flag_c = 0;
+ cal_temp_time_c.reset();}
+
+
+ if (after_cond_high == 1){
+ if ((PIR_c.read() <= 10) && (room_temp_c + room_temp <= 28) && (fluc_counter == 5)) //check to see if the PIR sensor has been high for 10 or less seconds if so, someone just passed by and probably left
+ { temp_occupancy_count_c = temp_occupancy_count_c;}
+ high_duration = PIR_c.read(); //how long did the PIR signal stay high (busy)
+ PIR_c.reset(); //reset timer
+ if ((high_duration > low_duration) && (room_temp_c + room_temp <= 10) && (fluc_counter == 5))
+ temp_occupancy_count_c++;
+ after_cond_low = 1;
+ after_cond_high = 0;
+ }
+
+ if (after_cond_low == 1){
+ if ((PIR_c.read() >= 120) && (room_temp_c + room_temp >= 24) && (fluc_counter == 5))
+ temp_occupancy_count_c--;
+ else if ((PIR_c.read() >= 600) && (room_temp_c+room_temp >= 24) && (fluc_counter == 5))
+ temp_occupancy_count_c = 1;
+ low_duration = PIR_c.read(); //how long did the PIR signal stay low
+ PIR_c.reset(); //reset timer
+ if (low_duration > high_duration) //comparing low and high duration
+ temp_occupancy_count_c--;
+ after_cond_low = 0;
+ after_cond_high = 1;
+ }
+
+ if (initial_flag == 0){
+ if (PIR_in == 1){ //first raising edge of Coord PIR Sensor (someone has entered the room)
+ PIR_c.start(); // start timer for PIR sensor processing
+ // temp_occupancy_count_c = temp_occupancy_count_c + 1
+ initial_flag = 1 ;
+ after_cond_high = 1;} //initial condition met, neg to pos edge
+ // initial_flag = 1;
+ else {
+ PIR_c.start();
+ PIR_tag = 1;
+ }
+ }
+
+ room_temp_c = 0;
+ room_temp = 0;
+ human_temp_c = 0;
+ human_temp = 0;
+ pc.printf("Coordinator:\n\r%d\t%d\t%d\t%d\n\r%d\t%d\t%d\t%d\n\r%d\t%d\t%d\t%d\n\r%d\t%d\t%d\t%d\n\r\n\r",y[1],y[2],y[3],
+ y[4],y[5],y[6],y[7],y[8],y[9],y[10],y[11],y[12],y[13],y[14],y[15],y[16]);
+ pc.printf("Occupany Count: %d\n\r", temp_occupancy_count_c);
+ if (temp_occupancy_count_c <= 3)
+ pc.printf("Low Occupancy\n\r");
+ if ((temp_occupancy_count_c <= 6) && (temp_occupancy_count_c > 3))
+ pc.printf("Mid Occupancy\n\r");
+ if (temp_occupancy_count_c > 6)
+ pc.printf("High Occupancy\n\r");
+}
int main() {
- char cmd[2];
+
+
+ i2c.frequency(50000);
+ xbee1.baud(115200);
+
+ PHY_PowerDown();
+
+ PIR_in.rise(&flip);
+ PIR_in.fall(&flip);
+
+ rst1 = 0; //Set reset pin to 0
+ wait_ms(1);//Wait at least one millisecond
+ rst1 = 1;//Set reset pin to 1
+ wait_ms(1);
+
+ // pc.printf("not this");
+ wait_ms(75000); //wait one minute for initial start up
+
while (1) {
- cmd[0] = 0x01;
- cmd[1] = 0x00;
- i2c.write(addr, cmd, 2);
+
+
+ // xbee1.putc(c);
+ if (xbee1.readable()){
+ // pc.printf("receiving\n\r");
+ // pc.putc(xbee1.getc());
+
+ if (fluc_counter < 6)
+ fluc_counter++;
+
+ for (int j = 2; j < 34; j++)
+ rb[j] = xbee1.getc();
+
+ for (int z = 0; z < 16; z++)
+ x[z] = 256*rb[(2*z)+3]+rb[(2*z)+2];
+
+ //calibrating
+
+ for (int temp_comp = 0; temp_comp < 16; temp_comp++)
+ {
+ if (( x[temp_comp] >= 240) && (x[temp_comp] <= 300))
+ room_temp = room_temp + 1;
+ if (( x[temp_comp] >= 300) && (x[temp_comp] <= 400))
+ human_temp = human_temp + 1;}
+ if (flag == 0) {
+ if (room_temp >= 12){ //good place to set the initial flag to begin duration timing
+ for (int cal = 0; cal < 16; cal++)
+ cal_temp[cal] = x[cal];
+ }
+ flag = 1;
+ cal_temp_time.start();
+ }
+
+ if (cal_temp_time.read_ms() == 900000){
+ flag = 0;
+ cal_temp_time.reset();}
+
+ // pc.printf("x = %d\n\r", x);
+
+ pc.printf("End Device\n\r%d\t%d\t%d\t%d\n\r%d\t%d\t%d\t%d\n\r%d\t%d\t%d\t%d\n\r%d\t%d\t%d\t%d\n\r\n\r",x[0],x[1],x[2],x[3],
+ x[4],x[5],x[6],x[7],x[8],x[9],x[10],x[11],x[12],x[13],x[14],x[15]);
+ pc.printf("Occupany Count: %d\n\r", temp_occupancy_count_c);}
+
+ if ((PIR_c.read() >= 600) && (PIR_in == 0)) { //if the signal has been low for 5 or more minutes, and the PIR_in is low, check the temp, if room, occupancy zero
+ tx_cmd[0] = 0x4C;
+ i2c.write(tx_addr, tx_cmd , 1);
+
+ wait(0.25);
- wait(0.5);
+ i2c.read(rx_addr, readbuff, 35);
- cmd[0] = 0x00;
- i2c.write(addr, cmd, 1);
- i2c.read(addr, cmd, 2);
-
- float tmp = (float((cmd[0]<<8)|cmd[1]) / 256.0);
- printf("Temp = %.2f\n", tmp);
+ for (int count = 0; count < 17; count++)
+ y[count] = 256*readbuff[(count*2)+1] + readbuff [(count*2)];
+
+ y[17] = readbuff[34];
+
+ for (int temp_comp_c = 0; temp_comp_c < 16; temp_comp_c++)
+ {
+ if (( x[temp_comp_c] >= 240) && (x[temp_comp_c] <= 300))
+ room_temp_c = room_temp_c + 1;
+ if (( x[temp_comp_c] >= 300) && (x[temp_comp_c] <= 400))
+ human_temp_c = human_temp_c + 1;}
+
+ }
+
+ if (room_temp_c >= 12)
+ temp_occupancy_count_c = 0;
+ if (human_temp_c >= 6)
+ temp_occupancy_count_c = 1;
+ if (human_temp_c >= 8)
+ temp_occupancy_count_c = 2;
+
+
+ if (light < 0.5){ //and thermal temp readings are low, need to think about this a little more
+ occupancy_count = 0;
+ }
+
+ // sleep();
+ // pc.printf("system on idle\n\r");
+ //pc.printf("x1 = %d\n",x1);
}
}
\ No newline at end of file