From b8a2daf8bcda528be820eb0b76e6b15961cd71c0 Mon Sep 17 00:00:00 2001 From: Zach Eveland Date: Sun, 14 Aug 2011 16:02:16 -0400 Subject: LEDs for D13, TX, and RX are more in line with Uno-like behavior during sketch uploading. D13 flashes on reboot, TX and RX flash with USB data transfer. --- bootloaders/diskloader/DiskLoader.hex | 165 +++++++++++++++--------------- bootloaders/diskloader/src/DiskLoader.cpp | 4 + bootloaders/diskloader/src/Platform.h | 8 +- bootloaders/diskloader/src/USBCore.cpp | 13 ++- 4 files changed, 101 insertions(+), 89 deletions(-) (limited to 'bootloaders') diff --git a/bootloaders/diskloader/DiskLoader.hex b/bootloaders/diskloader/DiskLoader.hex index 5e1534b..62734a8 100644 --- a/bootloaders/diskloader/DiskLoader.hex +++ b/bootloaders/diskloader/DiskLoader.hex @@ -1,4 +1,4 @@ -:1078000011241FBECFEFDAE0DEBFCDBFD0C04101F3 +:1078000011241FBECFEFDAE0DEBFCDBFBAC0410109 :1078100042144505560455026403740300001E9586 :1078200087020110030000C18081C106C0FF0A0069 :107830000CA10185037508150026FF00954009017C @@ -13,87 +13,86 @@ :1078C000040100020A000000070502024000000750 :1078D00005830240000009040200010300000009C2 :1078E0002101010001221E00070584034000400021 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+:107D700008C080918B01882321F410928D0110920C +:107D80008C0108951F9312E076DFDEDF1093E90087 +:107D90008091E80085FF0EC028989091F1008091B5 +:107DA000E80085FD03C08BE68093E800892F90E012 +:107DB0001F91089584E6000000000000000081503B +:107DC000D1F7289A769A80918C0190918D01019734 +:107DD00090938D0180938C0180918C0190918D0105 +:0C7DE000892B91F6769A289A83DDCECF8D +:087DEC0000E1000000000000AE :040000030000780081 :00000001FF diff --git a/bootloaders/diskloader/src/DiskLoader.cpp b/bootloaders/diskloader/src/DiskLoader.cpp index 3cb5caa..bc1e026 100644 --- a/bootloaders/diskloader/src/DiskLoader.cpp +++ b/bootloaders/diskloader/src/DiskLoader.cpp @@ -119,6 +119,9 @@ int main(void) __attribute__ ((naked)); // STK500v1 main loop, very similar to optiboot in protocol and implementation int main() { + TXLED0; + RXLED0; + LED0; BOARD_INIT(); USBInit(); @@ -236,6 +239,7 @@ void LEDPulse() void Reboot() { + /* TODO - ZE - this should probably be a WDT reset instead, right? */ UDCON = 1; // Detatch USB UDIEN = 0; asm volatile ( // Reset vector to run firmware diff --git a/bootloaders/diskloader/src/Platform.h b/bootloaders/diskloader/src/Platform.h index 3f55c68..004933e 100644 --- a/bootloaders/diskloader/src/Platform.h +++ b/bootloaders/diskloader/src/Platform.h @@ -33,10 +33,10 @@ typedef unsigned long u32; #define BOARD_INIT() DDRC |= (1<<7); DDRB |= (1<<0); DDRE |= (1<<6); CPU_PRESCALE(0); DISABLE_JTAG(); #define LED0 PORTC &= ~(1<<7) #define LED1 PORTC |= (1<<7) -#define TXLED0 PORTE &= ~(1<<6) -#define TXLED1 PORTE |= (1<<6) -#define RXLED0 PORTB &= ~(1<<0) -#define RXLED1 PORTB |= (1<<0) +#define TXLED0 PORTE |= (1<<6) +#define TXLED1 PORTE &= ~(1<<6) +#define RXLED0 PORTB |= (1<<0) +#define RXLED1 PORTB &= ~(1<<0) #define TRANSFER_PGM 0x80 #define TRANSFER_RELEASE 0x40 diff --git a/bootloaders/diskloader/src/USBCore.cpp b/bootloaders/diskloader/src/USBCore.cpp index fbfad0e..52b960a 100644 --- a/bootloaders/diskloader/src/USBCore.cpp +++ b/bootloaders/diskloader/src/USBCore.cpp @@ -86,23 +86,27 @@ static inline void ClearOUT(void) static void Send(volatile const u8* data, u8 count) { + TXLED1; // light the TX LED while (count--) UEDATX = *data++; } void Recv(volatile u8* data, u8 count) { + RXLED1; // light the RX LED while (count--) *data++ = UEDATX; } static inline u8 Recv8() { + RXLED1; // light the RX LED return UEDATX; } static inline void Send8(u8 d) { + TXLED1; // light the TX LED UEDATX = d; } @@ -506,12 +510,17 @@ int USBGetChar() u8 temp = 0; for (temp=100; temp; temp--) asm volatile("nop\n\t" "nop\n\t" "nop\n\t" "nop\n\t"::); + RXLED0; // we turn the RX and TX LEDs on in the relevant Send or Recv instruction + TXLED0; // we turn them off here after some time has passed to ensure a minimum on time. } - if (!--_timeout) + if (!--_timeout) { + TXLED0; // switch off the RX and TX LEDs before starting the user sketch + RXLED0; Reboot(); // USB not connected, run firmware + } - LEDPulse(); +// LEDPulse(); } return -1; } -- cgit v1.2.3-18-g5258