?? srf.c
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/*******************************************************************************
UBEC (Uniband Electronic Corp.)
Project: U-NET01, Ubiquitous network platform
File: srf.c
Version: 0.1.1
Usage: Simple Rf Control Function
Platform: U-NET01 DK with IAR 8051 C compiler
Reference:
Silicon Laboratories: C8051F124
UBEC: UZ2400
Note :
Copyright (C) 2007 Uniband Electronic Corporation, All rights reserved
********************************************************************************/
#include ".\zigbee\unet.h"
//extern UINT8 SecKeyPool[16];
extern UNET_SYS UnetSys;
/**************************************************************
Function Name: UzInit()
Description: Initial UZ2400
Parameters: None
Return Value: None
**************************************************************/
void UzInit(){
//Soft Reset
spi_sw(SOFTRST, 0x03); //If use 0x07 then should wait circuit stability
//Set CCA mode to ED
spi_sw(BBREG2, 0x80);
//ED threshold for CCA
spi_sw(RSSITHCCA, 0x60);
//20Mhz clock recovery time
spi_sw(SLPACK, 0x5f);
//Apend RSSI value in Rx packets, Tx filter control, 20MHz clock recovery time control
spi_sw(BBREG6, 0xd0);
//RF optimized control
spi_lw(RFCTRL2, 0x80); //RF-PLL Control
spi_lw(RFCTRL7, 0x80); //Sleep clock selection, [6:7] = 10 : use internal ring oscillator
spi_lw(RFCTRL8, 0x10); // RF VCO control
//Sleep clock frequency control
spi_lw(SCLKDIV, 0x01);
//Enable the Interrupt
spi_sw(INTMSK, 0);
//Errata Issue
spi_sw(FFOEN, 0x98);
spi_sw(TXPEMISP, 0x95);
//Reset RF state machine
spi_sw(RFCTL, 0x04);
spi_sw(RFCTL, 0x00);
}
/**************************************************************
Function Name: UzEnablePA()
Description: Enable Power Amplifier (UP2202)
Parameters: None
Return Value: None
**************************************************************/
void UzEnablePA(){
spi_lw(TESTMODE, spi_lr(TESTMODE) |0x0f);
}
/**************************************************************
Function Name: UzSetTxPower()
Description: Set Power Level
Parameters: dB -> Power Level
Return Value: None
Note: If dB > 0 ,will reduce power level
**************************************************************/
void UzSetTxPower(INT8 dB)
{ // Value Range: 0 ~ -40
UINT8 Value = 0x00;
INT8 Operator = 0x00;
if(dB > 40 || dB < 0) return;
if(dB == 0)
{ //Maximum Tx Power
Value = 0;
}
else
{
if((Operator = dB - 40) >=0)
Value |= 0xc0;
spi_lw(RFCTRL3, Value); //Set Power
Value &= 0x00;
Value |=0x40;
}
else if((Operator = dB - 30) >=0)
{//30 <= dB < 40
Value |= 0xc0;
}
else if((Operator = dB - 20) >=0)
{//20 <= dB < 30
Value |= 0x80;
}
else if((Operator = dB - 10) >=0)
{//10 <= dB < 20
Value |= 0x40;
}
else
{ // 0 < dB < 10
Operator = dB;
}
if(Operator != 0)
{
if(Operator == 1)
{
Value |= 0x08;
}
else if(Operator == 2 || Operator == 3)
{
Value |= 0x10;
}
else if(Operator == 4)
{
Value |= 0x18;
}
else if(Operator == 5)
{
Value |= 0x20;
}
else if(Operator == 6)
{
Value |= 0x28;
}
else if(Operator == 7)
{
Value |= 0x30;
}
else
{//Operator == 8 or 9
Value |= 0x38;
}
}
}
spi_lw(RFCTRL3, Value);
}
/**************************************************************
Function Name: UzSetChannel()
Description: Set Channel
Parameters: NewChannel -> Logical Channel you want modify, Value Range 11~26
Return Value: None
**************************************************************/
void UzSetChannel(UINT8 NewChannel){
if (NewChannel > 26 || NewChannel < 11) return; //Check Channel Range
spi_lw(RFCTRL0, ((NewChannel - 11) << 4) + 0x02); //// Shift logic channel, Program Channel
//Reset RF state machine
spi_sw(RFCTL, 0x04);
spi_sw(RFCTL, 0x00);
}
/**************************************************************
Function Name: UzSetCca()
Description: Setup CSMA/CA Mode and Threshold
Parameters: CCAMode -> CSMA/CA mechanism, CS only, ED only or CS |ED hybrid
CS_TH -> Threshold for Carrier Sense Mode
ED_TH -> Threshold for Energy Detect Mode
Return Value: None
**************************************************************/
#define CCA_ED_MODE 0x80
#define CCA_CS_MODE 0x40
void UzSetCca(UINT8 CCAMode, UINT8 CS_TH, UINT8 EDT_TH){
UINT8 Value = 0x00;
Value |= CCAMode;
if(CCAMode != CCA_ED_MODE){ // Set Threshold for CS or Hybrid
Value |= ((CS_TH & 0x0f) << 2);
}
if(CCAMode != CCA_CS_MODE){ // Set Threshold for ED or Hybrid
spi_sw(RSSITHCCA, EDT_TH);
}
spi_sw(BBREG2, Value); //Program Channel
}
/**************************************************************
Function Name: UzReadRSSI()
Description: Read current RSSI value
Parameters: None
Return Value: RSSI Value
**************************************************************/
UINT8 UzReadRSSI(){
spi_sw(BBREG6, spi_sr(BBREG6) | 0x80); // Issue RSSI Request
while(!(spi_sr(BBREG6) & 0x1)); //Wait Value Ready
return spi_lr(RSSI);
}
/**************************************************************
Function Name: UzSetMacAddress()
Description: Set Mac Address
Parameters: MacAddress -> 64bits Mac Address Pointer
Return Value: None
Note: Mac Address is used as the hardware filter of RX Normal Mode
**************************************************************/
void UzSetMacAddress(UINT8 *MacAddress){
UINT8 i;
for (i=0; i<8; i++)
spi_sw(EADR0+i, *(MacAddress+i)); //Set Value
}
/**************************************************************
Function Name: UzSetPanId()
Description: Set Pan Id
Parameters: PanId -> 16bits PAN identifier
Return Value: None
Note: Pan Id is used as the hardware filter of RX Normal Mode
**************************************************************/
void UzSetPanId(UINT16 PanId){
UINT8 i;
for(i=0; i<2; i++)
spi_sw(PANIDL+i, *(((UINT8 *)&PanId)+i)); //Set Value
}
/**************************************************************
Function Name: UzSetNwkAddr()
Description: Set Network(16bits) Address
Parameters: NwkAddr -> 16bits short Address
Return Value: None
**************************************************************/
void UzSetNwkAddr(UINT16 NwkAddr){
UINT8 i;
for(i=0; i<2; i++){
spi_sw(SADRL+i, *(((UINT8 *)&NwkAddr)+i)); //Set Value
}
}
/**************************************************************
Function Name: UzSoftReset()
Description: Reset UZ2400 by Software
Parameters: None
Return Value: None
**************************************************************/
void UzSoftReset(){
//Reset Power management, Base band, Mac
spi_sw(SOFTRST, 0x07);
}
/**************************************************************
Function Name: UzSetUnslotMode()
Description: Set UZ2400 work in unslot mode
Parameters: None
Return Value: None
**************************************************************/
void UzSetUnslotMode(){
spi_sw(ORDER, 0xff);
spi_sw(TXMCR, spi_sr(TXMCR) & ~0x20); //Set the hardware sloted bit
}
/**************************************************************
Function Name:
Description:
Parameters: None
Return Value: None
**************************************************************/
void UzSetCoordinator(){
spi_sw(RXMCR, spi_sr(RXMCR) |0x0c); //Set the PAN coordinator Bit
}
/**************************************************************
Function Name: UzRxPromiscouosMode()
Description: Set Promiscouos Mode of Rx
Parameters: None
Return Value: None
**************************************************************/
void UzRxPromiscouosMode(){
spi_sw(RXMCR, spi_sr(RXMCR) | 0x01); // Accept all packets with CRC OK
}
/**************************************************************
Function Name: UzRxErrorMode()
Description: Set Error Mode of Rx
Parameters: None
Return Value: None
**************************************************************/
void UzRxErrorMode(){
spi_sw(RXMCR, spi_sr(RXMCR) | 0x03); // Accept all kinds of pkt(even CRC error)
}
/**************************************************************
Function Name: UzRxNormalMode()
Description: Set Normal Mode of Rx
Parameters: None
Return Value: None
**************************************************************/
void UzRxNormalMode(){
spi_sw(RXMCR, spi_sr(RXMCR) & ~0x03); // Accept packets with crossponding Pan Id , Mac Address or Network Addrss
}
/**************************************************************
Function Name: UzEnabTurboMode()
Description: Enable The Turbo Mode of UZ2400
Parameters: None
Return Value: None
**************************************************************/
void UzEnabTurboMode(){
spi_sw(BBREG0, spi_sr(BBREG0) | 0x01);
spi_sw(BBREG3, spi_sr(BBREG3) | 0x38);
spi_sw(BBREG4, spi_sr(BBREG4) | 0x5C);
}
/**************************************************************
Function Name: UzDisTurboMode()
Description: Disable The Turbo Mode of UZ2400
Parameters: None
Return Value: None
**************************************************************/
void UzDisTurboMode(){
spi_sw(BBREG0, spi_sr(BBREG0) & ~0x01);
spi_sw(BBREG3, spi_sr(BBREG3) & ~0x38);
spi_sw(BBREG4, spi_sr(BBREG4) & ~0x5C);
}
/**************************************************************
Function Name: UzForceTxMode()
Description:
Parameters: None
Return Value: None
**************************************************************/
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