From b9b29bec9ef54c4b2b11e1a2ab3fbe0b0d94f48f Mon Sep 17 00:00:00 2001
From: cnlohr <lohr85@gmail.com>
Date: Sat, 18 Feb 2023 15:16:28 -0800
Subject: [PATCH] Hoorey! Not a full-fledge writer tool. But pretty close.
---
barebones/barebones.c | 5 ++++
minichlink/wch_link_base.h | 2 +-
minichlink/wch_power.c | 52 ++++++++++++++++++++++++++++++++++
minichlink/wch_query.c | 56 +++++++++++++++++++++++++++++++++++++
minichlink/wch_write_demo.c | 5 +++-
5 files changed, 118 insertions(+), 2 deletions(-)
create mode 100644 minichlink/wch_power.c
create mode 100644 minichlink/wch_query.c
diff --git a/barebones/barebones.c b/barebones/barebones.c
index d031670..3beba54 100644
--- a/barebones/barebones.c
+++ b/barebones/barebones.c
@@ -19,6 +19,8 @@ void SystemInit(void)
while ((RCC->CFGR0 & (uint32_t)RCC_SWS) != (uint32_t)0x08); // Wait till PLL is used as system clock source
}
+static const uint8_t array[384] = { 0xff };
+
int main()
{
// Enable GPIOD.
@@ -27,6 +29,9 @@ int main()
// Push-Pull, 50MHz Output
GPIOD->CFGLR = (GPIOD->CFGLR & 0xfffffff0) | 3;
+
+ GPIOD->BSHR = array[GPIOD->BSHR];
+
while(1)
{
GPIOD->BSHR = 1; // Turn on GPIOD0
diff --git a/minichlink/wch_link_base.h b/minichlink/wch_link_base.h
index c35cdfb..45c288d 100644
--- a/minichlink/wch_link_base.h
+++ b/minichlink/wch_link_base.h
@@ -5,7 +5,7 @@
#include "libusb.h"
-#define WCHTIMEOUT 1000000
+#define WCHTIMEOUT 1000
#define WCHCHECK(x) if( status = x ) { fprintf( stderr, "Bad USB Operation on line %d (%d)\n", __LINE__, status ); exit( status ); }
static inline libusb_device_handle * wch_link_base_setup()
diff --git a/minichlink/wch_power.c b/minichlink/wch_power.c
new file mode 100644
index 0000000..5cc3d9e
--- /dev/null
+++ b/minichlink/wch_power.c
@@ -0,0 +1,52 @@
+#include <stdio.h>
+#include "wch_link_base.h"
+
+int main()
+{
+ // Note this is for CH32V003, MCU UID 20-9e-ab-cd-88-b3-bc-84
+
+return 0;
+
+ libusb_device_handle * devh = wch_link_base_setup();
+ int transferred;
+ int status;
+"\x81\x0d\x01\x01"
+"\x81\x0c\x02\x09\x01"
+
+// Disable 3.3:
+"\x81\x0d\x01\x0a"
+// Enable 3.3:
+"\x81\x0d\x01\x09"
+// Disable 5v:
+"\x81\x0d\x01\x0c"
+// Enable 5v:
+"\x81\x0d\x01\x0b"
+
+// Or so the software says... In reality it doesn't follow those rules.
+
+// also for disabling read protection:
+"\x81\x0c\x02\x09\x01"
+"\x81\x0d\x01\x02"
+"\x81\x06\x08\x02\xf7\xff\xff\xff\xff\xff\xff"
+"\x81\x0b\x01\x01"
+"\x81\x0d\x01\xff"
+"\x81\x0d\x01\x01"
+"\x81\x0c\x02\x09\x01"
+"\x81\x0d\x01\x02"
+"\x81\x06\x01\x01"
+"\x81\x0d\x01\xff"
+
+// to enable read protection
+"\x81\x0d\x01\x01"
+"\x81\x0c\x02\x09\x01"
+"\x81\x0d\x01\x02"
+"\x81\x06\x08\x03\xf7\xff\xff\xff\xff\xff\xff"
+"\x81\x0b\x01\x01"
+"\x81\x0d\x01\xff"
+"\x81\x0d\x01\x01"
+"\x81\x0c\x02\x09\x01"
+"\x81\x0d\x01\x02"
+"\x81\x06\x01\x01"
+"\x81\x0d\x01\xff"
+
+}
diff --git a/minichlink/wch_query.c b/minichlink/wch_query.c
new file mode 100644
index 0000000..fdb9e53
--- /dev/null
+++ b/minichlink/wch_query.c
@@ -0,0 +1,56 @@
+#include <stdio.h>
+#include "wch_link_base.h"
+
+// TODO Make me actually query data!
+
+int main()
+{
+
+ libusb_device_handle * devh = wch_link_base_setup();
+ int transferred;
+ int status;
+ char rbuff[1024];
+ libusb_bulk_transfer( devh, 0x81, rbuff, 1024, &transferred, 1 ); // Clear out any pending transfers.
+
+ WCHCHECK( libusb_bulk_transfer( devh, 0x01, "\x81\x0d\x01\x01", 4, &transferred, WCHTIMEOUT ) ); // Checkme with BULK_IN
+ WCHCHECK( libusb_bulk_transfer( devh, 0x81, rbuff, 1024, &transferred, 500 ) ); // Ignore respone.
+// "\x1b\x00\x20\xda\x62\x67\x86\xe0\xff\xff\x00\x00\x00\x00\x09\x00" \
+"\x01\x02\x00\x2f\x00\x81\x03\x07\x00\x00\x00\x82\x0d\x04\x02\x08" \
+"\x02\x00" << Back in
+
+ WCHCHECK( libusb_bulk_transfer( devh, 0x01, "\x81\x0c\x02\x09\x01", 5, &transferred, WCHTIMEOUT ) ); // Checkme with BULK_IN
+ WCHCHECK( libusb_bulk_transfer( devh, 0x81, rbuff, 1024, &transferred, 500 ) ); // Ignore respone.
+//"\x82\x0c\x01\x01" << Back In
+
+
+ WCHCHECK( libusb_bulk_transfer( devh, 0x01, "\x81\x0d\x01\x02", 4, &transferred, WCHTIMEOUT) ); // Checkme with BULK_IN
+ WCHCHECK( libusb_bulk_transfer( devh, 0x81, rbuff, 1024, &transferred, 500 ) ); // Ignore respone.
+//"\x82\x0d\x05\x09\x00\x30\x05\x00" << back in.
+
+
+ WCHCHECK( libusb_bulk_transfer( devh, 0x01, "\x81\x06\x01\x01", 4, &transferred, WCHTIMEOUT) );
+ WCHCHECK( libusb_bulk_transfer( devh, 0x81, rbuff, 1024, &transferred, 500 ) ); // Ignore respone.
+//"\x82\x06\x01\x02" << back in
+
+ WCHCHECK( libusb_bulk_transfer( devh, 0x01, "\x81\x11\x01\x09", 4, &transferred, WCHTIMEOUT) ); // Checkme with BULK_IN
+ WCHCHECK( libusb_bulk_transfer( devh, 0x81, rbuff, 1024, &transferred, WCHTIMEOUT) ); // Checkme with BULK_IN
+ printf( "Query data: %d\n", transferred );
+ int i;
+ for( i = 0; i < transferred; i++ )
+ {
+ printf( "%02x ", (unsigned char)rbuff[i] );
+ }
+ printf( "\n" );
+
+// Note this is for CH32V003, MCU UID 20-9e-ab-cd-88-b3-bc-84
+//Respone is:
+//"\xff\xff\x00\x10\x20\x9e\xab\xcd\x88\xb3\xbc\x48\xff\xff\xff\xff" \
+
+//"\x00\x30\x05\x00" << Back in. <<<< QUERY DATA.
+ WCHCHECK( libusb_bulk_transfer( devh, 0x01, "\x81\x0d\x01\x04", 4, &transferred, WCHTIMEOUT) ); // Odd that it did it twice - maybe something took too long on the proc.
+ WCHCHECK( libusb_bulk_transfer( devh, 0x81, rbuff, 1024, &transferred, 500 ) ); // Ignore respone.
+//"\x82\x0d\x01\x03" <<< Streamed back in.
+ WCHCHECK( libusb_bulk_transfer( devh, 0x01, "\x81\x0d\x01\xff", 4, &transferred, WCHTIMEOUT) ); // Odd that it did it twice - maybe something took too long on the proc.
+ WCHCHECK( libusb_bulk_transfer( devh, 0x81, rbuff, 1024, &transferred, 500 ) ); // Ignore respone.
+//"\x82\x0d\x01\xff" <<< Streamed back in.
+}
diff --git a/minichlink/wch_write_demo.c b/minichlink/wch_write_demo.c
index 12ee421..e93c266 100644
--- a/minichlink/wch_write_demo.c
+++ b/minichlink/wch_write_demo.c
@@ -15,10 +15,13 @@ int main()
WCHCHECK( libusb_bulk_transfer( devh, 0x01, "\x81\x11\x01\x09", 4, &transferred, WCHTIMEOUT) ); // Checkme with BULK_IN
WCHCHECK( libusb_bulk_transfer( devh, 0x01, "\x81\x06\x01\x01", 4, &transferred, WCHTIMEOUT) );
WCHCHECK( libusb_bulk_transfer( devh, 0x01, "\x81\x06\x01\x01", 4, &transferred, WCHTIMEOUT) ); // Odd that it did it twice - maybe something took too long on the proc.
+
+ // This contains the write data quantity, in bytes. (The last 2 octets)
+ // Then it just rollllls on in.
WCHCHECK( libusb_bulk_transfer( devh, 0x01, "\x81\x01\x08\x08\x00\x00\x00\x00\x00\x02\x0c", 11, &transferred, WCHTIMEOUT) ); // Still check me.
WCHCHECK( libusb_bulk_transfer( devh, 0x01, "\x81\x02\x01\x05", 4, &transferred, WCHTIMEOUT) ); // Last checkme til data.
- // then just stream this.
+ // then just stream this. This is some sort of propreitary image.
WCHCHECK( libusb_bulk_transfer( devh, 0x01,
"\x21\x11\x22\xca\x26\xc8\x93\x77\x15\x00\x99\xcf\xb7\x06\x67\x45" \
"\xb7\x27\x02\x40\x93\x86\x36\x12\x37\x97\xef\xcd\xd4\xc3\x13\x07" \
--
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