📄 gpif.c
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// IF/Wait Wait 2 IF Wait 2 Wait 1 Wait 2 Wait 3 Wait 1
// Term A INT#
// LFunc AND
// Term B INT#
// Branch1 Then 0
// Branch0 Else 2
// Re-Exec No
// Sngl/CRC Default Default Default Default Default Default Default
// CONVT# 1 1 1 1 1 0 0 1
// RD# 1 1 0 1 0 1 1 1
// WR# 1 1 1 1 1 1 1 1
// CS# 1 1 0 1 0 1 1 1
// unsed 1 1 1 1 1 1 1 1
// unsed 1 1 1 1 1 1 1 1
//
// END DO NOT EDIT
// DO NOT EDIT ...
//
// GPIF Waveform 1: FIFOWr
//
// Interval 0 1 2 3 4 5 6 Idle (7)
// _________ _________ _________ _________ _________ _________ _________ _________
//
// AddrMode Same Val Same Val Same Val Same Val Same Val Same Val Same Val
// DataMode NO Data NO Data NO Data NO Data NO Data NO Data NO Data
// NextData SameData SameData SameData SameData SameData SameData SameData
// Int Trig No Int No Int No Int No Int No Int No Int No Int
// IF/Wait Wait 2 Wait 9 IF Wait 1 Wait 1 Wait 1 Wait 1
// Term A INT#
// LFunc AND
// Term B INT#
// Branch1 ThenIdle
// Branch0 ElseIdle
// Re-Exec No
// Sngl/CRC Default Default Default Default Default Default Default
// CONVT# 1 0 1 1 1 1 1 1
// RD# 1 1 1 1 1 1 1 1
// WR# 1 1 1 1 1 1 1 1
// CS# 1 1 1 1 1 1 1 1
// unsed 1 1 1 1 1 1 1 1
// unsed 1 1 1 1 1 1 1 1
//
// END DO NOT EDIT
// DO NOT EDIT ...
//
// GPIF Waveform 2: SnglRd
//
// Interval 0 1 2 3 4 5 6 Idle (7)
// _________ _________ _________ _________ _________ _________ _________ _________
//
// AddrMode Same Val Same Val Same Val Same Val Same Val Same Val Same Val
// DataMode NO Data NO Data Activate Activate Activate Activate Activate
// NextData SameData SameData SameData SameData SameData SameData SameData
// Int Trig No Int No Int No Int No Int No Int No Int No Int
// IF/Wait Wait 2 Wait 2 Wait 3 Wait 1 Wait 1 Wait 1 Wait 1
// Term A
// LFunc
// Term B
// Branch1
// Branch0
// Re-Exec
// Sngl/CRC Default Default Default Default Default Default Default
// CONVT# 1 1 1 1 1 1 1 1
// RD# 1 0 1 1 1 1 1 1
// WR# 1 1 1 1 1 1 1 1
// CS# 1 0 1 1 1 1 1 1
// unsed 1 1 1 1 1 1 1 1
// unsed 1 1 1 1 1 1 1 1
//
// END DO NOT EDIT
// DO NOT EDIT ...
//
// GPIF Waveform 3: SnglWr
//
// Interval 0 1 2 3 4 5 6 Idle (7)
// _________ _________ _________ _________ _________ _________ _________ _________
//
// AddrMode Same Val Same Val Same Val Same Val Same Val Same Val Same Val
// DataMode NO Data NO Data Activate Activate NO Data NO Data NO Data
// NextData SameData SameData SameData SameData SameData SameData SameData
// Int Trig No Int No Int No Int No Int No Int No Int No Int
// IF/Wait Wait 2 Wait 1 Wait 3 Wait 2 Wait 3 Wait 5 Wait 1
// Term A
// LFunc
// Term B
// Branch1
// Branch0
// Re-Exec
// Sngl/CRC Default Default Default Default Default Default Default
// CONVT# 1 1 1 1 1 0 0 1
// RD# 1 1 1 1 1 1 1 1
// WR# 1 1 0 1 1 1 1 1
// CS# 1 0 0 0 1 1 1 1
// unsed 1 1 1 1 1 1 1 1
// unsed 1 1 1 1 1 1 1 1
//
// END DO NOT EDIT
// DO NOT EDIT ...
const char xdata WaveData2[128] =
{
// Wave 0
/* LenBr */ 0x39, 0x02, 0x01, 0x03, 0x01, 0x05, 0x05, 0x07,
/* Opcode*/ 0x01, 0x00, 0x02, 0x0C, 0x02, 0x0C, 0x00, 0x00,
/* Output*/ 0x0F, 0x05, 0x07, 0x07, 0x05, 0x07, 0x0E, 0x0F,
/* LFun */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3F,
// Wave 1
/* LenBr */ 0x02, 0x09, 0x3F, 0x01, 0x01, 0x01, 0x01, 0x07,
/* Opcode*/ 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
/* Output*/ 0x0F, 0x0E, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F,
/* LFun */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3F,
// Wave 2
/* LenBr */ 0x02, 0x02, 0x03, 0x03, 0x01, 0x01, 0x01, 0x07,
/* Opcode*/ 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00,
/* Output*/ 0x0F, 0x05, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F,
/* LFun */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3F,
// Wave 3
/* LenBr */ 0x02, 0x01, 0x03, 0x02, 0x03, 0x05, 0x01, 0x07,
/* Opcode*/ 0x00, 0x00, 0x02, 0x02, 0x00, 0x00, 0x00, 0x00,
/* Output*/ 0x0F, 0x07, 0x03, 0x07, 0x0F, 0x0E, 0x0E, 0x0F,
/* LFun */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3F,
};
// END DO NOT EDIT
// DO NOT EDIT ...
const char data InitData2[7] =
{
/* Regs */ 0xA0,0x00,0x00,0x0F,0x8E,0xE4,0x00
};
// GPIF Program Code
// DO NOT EDIT ...
#include "fx2.h"
#include "fx2regs.h"
#include "fx2sdly.h" // SYNCDELAY macro
#include "gpif.h"
// END DO NOT EDIT
//-------------------------------------------------------------------//
// TO DO: You may add additional code below.
void GpifInit( void )
{
// Registers which require a synchronization delay, see section 15.14
// FIFORESET FIFOPINPOLAR
// INPKTEND OUTPKTEND
// EPxBCH:L REVCTL
// GPIFTCB3 GPIFTCB2
// GPIFTCB1 GPIFTCB0
// EPxFIFOPFH:L EPxAUTOINLENH:L
// EPxFIFOCFG EPxGPIFFLGSEL
// PINFLAGSxx EPxFIFOIRQ
// EPxFIFOIE GPIFIRQ
// GPIFIE GPIFADRH:L
// UDMACRCH:L EPxGPIFTRIG
// GPIFTRIG
// Note: The pre-REVE EPxGPIFTCH/L register are affected, as well...
// ...these have been replaced by GPIFTC[B3:B0] registers
// 8051 doesn't have access to waveform memories 'til
// the part is in GPIF mode.
IFCONFIG = 0x8E;
// IFCLKSRC=1 , FIFOs executes on internal clk source
// xMHz=1 , 48MHz internal clk rate
// IFCLKOE=0 , Don't drive IFCLK pin signal at 48MHz
// IFCLKPOL=0 , Don't invert IFCLK pin signal from internal clk
// ASYNC=1 , master samples asynchronous
// GSTATE=1 , Drive GPIF states out on PORTE[2:0], debug WF
// IFCFG[1:0]=10, FX2 in GPIF master mode
GPIFABORT = 0xFF; // abort any waveforms pending
// Configure GPIF Address pins, output initial value,
PORTCCFG = 0xFF; // [7:0] as alt. func. GPIFADR[7:0]
OEC = 0xFF; // and as outputs
PORTECFG |= 0x80; // [8] as alt. func. GPIFADR[8]
OEE |= 0x80; // and as output
// ...OR... tri-state GPIFADR[8:0] pins
// PORTCCFG = 0x00; // [7:0] as port I/O
// OEC = 0x00; // and as inputs
// PORTECFG &= 0x7F; // [8] as port I/O
// OEE &= 0x7F; // and as input
// GPIF address pins update when GPIFADRH/L written
SYNCDELAY; //
GPIFADRH = 0x00; // bits[7:1] always 0
SYNCDELAY; //
GPIFADRL = 0x00; // point to PERIPHERAL address 0x0000
// Configure GPIF FlowStates registers for Wave 0 of WaveData
FLOWSTATE = FlowStates[ 0 ];
FLOWLOGIC = FlowStates[ 1 ];
FLOWEQ0CTL = FlowStates[ 2 ];
FLOWEQ1CTL = FlowStates[ 3 ];
FLOWHOLDOFF = FlowStates[ 4 ];
FLOWSTB = FlowStates[ 5 ];
FLOWSTBEDGE = FlowStates[ 6 ];
FLOWSTBHPERIOD = FlowStates[ 7 ];
}
// TODO: You may add additional code below.
/*void OtherInit( void )
{ // interface initialization
// ...see TD_Init( );
}
// Set Address GPIFADR[8:0] to PERIPHERAL
void Peripheral_SetAddress( WORD gaddr )
{
SYNCDELAY; //
GPIFADRH = gaddr >> 8;
SYNCDELAY; //
GPIFADRL = ( BYTE )gaddr; // setup GPIF address
}
// Set EP2GPIF Transaction Count
void Peripheral_SetEP2GPIFTC( WORD xfrcnt )
{
SYNCDELAY; //
EP2GPIFTCH = xfrcnt >> 8; // setup transaction count
SYNCDELAY; //
EP2GPIFTCL = ( BYTE )xfrcnt;
}
// Set EP4GPIF Transaction Count
void Peripheral_SetEP4GPIFTC( WORD xfrcnt )
{
SYNCDELAY; //
EP4GPIFTCH = xfrcnt >> 8; // setup transaction count
SYNCDELAY; //
EP4GPIFTCL = ( BYTE )xfrcnt;
}*/
// Set EP6GPIF Transaction Count
void Peripheral_SetEP6GPIFTC( WORD xfrcnt )
{
SYNCDELAY; //
EP6GPIFTCH = xfrcnt >> 8; // setup transaction count
SYNCDELAY; //
EP6GPIFTCL = ( BYTE )xfrcnt;
}
/*void Peripheral_SetEP6GPIFTCX( WORD xfrcnt )
{
SYNCDELAY; //
EP6GPIFTCHX = xfrcnt >> 8; // setup transaction count
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