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"Adrien Charruel <acharr...@nanoxplore.com>" just uploaded a new patch set to
Gerrit, which you can find at https://review.openocd.org/c/openocd/+/8716
-- gerrit
commit bdeacf80f2cda82cce850216644492e29f7690d4
Author: Ahmed BOUDJELIDA <aboudjel...@nanoxplore.com>
Date: Thu Dec 12 10:27:14 2024 +0100
contrib/firmware/angie: add dev-board power detection
Add a check if i2c SDA pin state is HIGH.
if its HIGH, the dev-board is ON, we receive
number of Ack.
in its LOW, the board is OFF, we send this
information back to driver.
Change-Id: Ia40d3910675cc10e0208d8bc0060a19c12b1409d
Signed-off-by: Ahmed BOUDJELIDA <aboudjel...@nanoxplore.com>
diff --git a/contrib/firmware/angie/c/src/i2c.c
b/contrib/firmware/angie/c/src/i2c.c
index 5d25373321..4cf82955fc 100644
--- a/contrib/firmware/angie/c/src/i2c.c
+++ b/contrib/firmware/angie/c/src/i2c.c
@@ -15,7 +15,7 @@
bool get_status(void)
{
PIN_SDA_DIR = 1;
- OEA = 0xFB;
+ OEA = 0xF7;
delay_us(1);
bool sda_state = PIN_SDA;
PIN_T0 = sda_state;
diff --git a/contrib/firmware/angie/c/src/main.c
b/contrib/firmware/angie/c/src/main.c
index c5a04626bf..657694b6c1 100644
--- a/contrib/firmware/angie/c/src/main.c
+++ b/contrib/firmware/angie/c/src/main.c
@@ -11,6 +11,7 @@
*****************************************************************************/
#include "usb.h"
+#include "serial.h"
#include "delay.h"
#include "reg_ezusb.h"
#include <stdio.h>
diff --git a/contrib/firmware/angie/c/src/usb.c
b/contrib/firmware/angie/c/src/usb.c
index 5506114ec4..c14254c81d 100644
--- a/contrib/firmware/angie/c/src/usb.c
+++ b/contrib/firmware/angie/c/src/usb.c
@@ -713,7 +713,6 @@ void i2c_recieve(void)
uint8_t adr = EP6FIFOBUF[3]; //address
uint8_t address = get_address(adr, rdwr); //address byte
(read command)
uint8_t address_2 = get_address(adr, 0); //address byte 2
(write command)
-
/* start: */
start_cd();
/* address: */
@@ -764,6 +763,10 @@ void i2c_recieve(void)
uint8_t adr = EP6FIFOBUF[2]; //address
uint8_t address = get_address(adr, rdwr); //address byte
(read command)
uint8_t ack_cnt = 0;
+ bool i2c_state = true;
+
+ if (!get_status())
+ i2c_state = false;
/* start(): */
start_cd();
@@ -783,6 +786,11 @@ void i2c_recieve(void)
/* stop */
stop_cd();
+ if (i2c_state)
+ EP8FIFOBUF[0] = ack_cnt;
+ else
+ EP8FIFOBUF[0] = 0;
+
EP8BCH = 0; //EP8
syncdelay(3);
EP8BCL = 1; //EP8
diff --git a/src/jtag/drivers/angie/angie_firmware.bin
b/src/jtag/drivers/angie/angie_firmware.bin
index 3475ce956a..6b05547254 100644
Binary files a/src/jtag/drivers/angie/angie_firmware.bin and
b/src/jtag/drivers/angie/angie_firmware.bin differ
--
