[OpenOCD-commit] Main OpenOCD repository branch, master, updated. v0.12.0-400-gbb2767721

[openocd-gerrit <ope...@us...>]

This is an automated email from the git hooks/post-receive script. It was
generated because a ref change was pushed to the repository containing
the project "Main OpenOCD repository".

The branch, master has been updated
       via  bb2767721945fa3496f777aa95eaab0137795137 (commit)
      from  a69a4e23f4630fb21daea6f8264881c0546e340b (commit)

Those revisions listed above that are new to this repository have
not appeared on any other notification email; so we list those
revisions in full, below.

- Log -----------------------------------------------------------------
commit bb2767721945fa3496f777aa95eaab0137795137
Author: Ahmed BOUDJELIDA <abo...@na...>
Date:   Mon Oct 16 11:05:59 2023 +0200

    contrib/firmware: add 'send not acknowledged' function to the i2c bit-banging implementation
    
    Change-Id: I60597ebc126da4acb00654513b96f52261253e12
    Signed-off-by: Ahmed BOUDJELIDA <abo...@na...>
    Reviewed-on: https://review.openocd.org/c/openocd/+/7811
    Tested-by: jenkins
    Reviewed-by: Antonio Borneo <bor...@gm...>

diff --git a/contrib/firmware/angie/c/include/i2c.h b/contrib/firmware/angie/c/include/i2c.h
index 06185efb4..d0404923b 100644
--- a/contrib/firmware/angie/c/include/i2c.h
+++ b/contrib/firmware/angie/c/include/i2c.h
@@ -19,6 +19,7 @@ void repeated_start(void);
 void stop_cd(void);
 void clock_cd(void);
 void send_ack(void);
+void send_nack(void);
 bool get_ack(void);
 
 uint8_t get_address(uint8_t adr, uint8_t rdwr);
diff --git a/contrib/firmware/angie/c/src/i2c.c b/contrib/firmware/angie/c/src/i2c.c
index a7004bfac..53840100b 100644
--- a/contrib/firmware/angie/c/src/i2c.c
+++ b/contrib/firmware/angie/c/src/i2c.c
@@ -60,6 +60,16 @@ void send_ack(void)
 	delay_us(1);
 }
 
+void send_nack(void)
+{
+	PIN_SDA = 1;
+	delay_us(1);
+	PIN_SCL = 1;
+	delay_us(1);
+	PIN_SCL = 0;
+	delay_us(1);
+}
+
 bool get_ack(void)
 {
 	PIN_SDA_DIR = 1;
diff --git a/contrib/firmware/angie/c/src/usb.c b/contrib/firmware/angie/c/src/usb.c
index 0a43ff9f6..1b7aa4765 100644
--- a/contrib/firmware/angie/c/src/usb.c
+++ b/contrib/firmware/angie/c/src/usb.c
@@ -798,6 +798,9 @@ void i2c_recieve(void)
 
 		EP8FIFOBUF[count - 1] = receive_byte();
 
+		/*  send Nack:  */
+		send_nack();
+
 		/*   stop   */
 		stop_cd();
 

-----------------------------------------------------------------------

Summary of changes:
 contrib/firmware/angie/c/include/i2c.h |  1 +
 contrib/firmware/angie/c/src/i2c.c     | 10 ++++++++++
 contrib/firmware/angie/c/src/usb.c     |  3 +++
 3 files changed, 14 insertions(+)


hooks/post-receive
-- 
Main OpenOCD repository