From 52e4457db1e1eed935270382fa24d5d090da9271 Mon Sep 17 00:00:00 2001 From: Emard Date: Fri, 5 Jan 2018 00:04:40 +0100 Subject: [PATCH] manual update --- doc/MANUAL.md | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-) diff --git a/doc/MANUAL.md b/doc/MANUAL.md index 9c86b62..82eaac3 100644 --- a/doc/MANUAL.md +++ b/doc/MANUAL.md @@ -38,16 +38,17 @@ TDO TMS GPIO 40-pin 2.54 mm double-row connectors J1 and J2 for GPIO - at 3.3V logical level with 56 bidirectional - single-ended pins or 28 bidirectional differential pairs - or combined, some single-ended and some differential. + at 3.3V logical level with 56 bidirectional single-ended + pins or 28 bidirectional differential pairs or combined, + some single-ended and some differential. J1 pins marked 9-13 are shared with WiFi (PCB v1.7) J2 pins marked 14-17 are shared with ADC. - Pin-compatible with 4 PMOD connectors (GND and 3.3V power - are on the right place) - J1-J2 distance suitable to be plugged into triple + 4 PMOD connectors can be made out of it + (GND and 3.3V power are on the right place) + J1-J2 distance is suitable to be plugged into triple protoboard using a single row of J1/J2. - J2 has also 5V IN/OUT (be careful, digital pins are 3.3V). + J2 has also 5V IN/OUT (be careful, GPIO pins are not + 5V tolerant). SD Micro SD card, all signal pins are routed to FPGA and shared with ESP-32